runtests.py

   1 #!/usr/bin/python
   2
   3 import os
   4 import sys
   5 import re
   6 import gc
   7 import codecs
   8 import shutil
   9 import unittest
  10 import doctest
  11 import operator
  12 import tempfile
  13 import traceback
  14 try:
  15     from StringIO import StringIO
  16 except ImportError:
  17     from io import StringIO
  18
  19 try:
  20     import cPickle as pickle
  21 except ImportError:
  22     import pickle
  23
  24 try:
  25     import threading
  26 except ImportError: # No threads, no problems
  27     threading = None
  28
  29 WITH_CYTHON = True
  30
  31 from distutils.dist import Distribution
  32 from distutils.core import Extension
  33 from distutils.command.build_ext import build_ext as _build_ext
  34 distutils_distro = Distribution()
  35
  36 if sys.platform == 'win32':
  37     # TODO: Figure out why this hackery (see http://thread.gmane.org/gmane.comp.python.cython.devel/8280/).
  38     config_files = distutils_distro.find_config_files()
  39     try: config_files.remove('setup.cfg')
  40     except ValueError: pass
  41     distutils_distro.parse_config_files(config_files)
  42
  43     cfgfiles = distutils_distro.find_config_files()
  44     try: cfgfiles.remove('setup.cfg')
  45     except ValueError: pass
  46     distutils_distro.parse_config_files(cfgfiles)
  47
  48 TEST_DIRS = ['compile', 'errors', 'run', 'wrappers', 'pyregr', 'build']
  49 TEST_RUN_DIRS = ['run', 'wrappers', 'pyregr']
  50
  51 # Lists external modules, and a matcher matching tests
  52 # which should be excluded if the module is not present.
  53 EXT_DEP_MODULES = {
  54     'numpy' : re.compile('.*\.numpy_.*').match,
  55     'pstats' : re.compile('.*\.pstats_.*').match,
  56     'posix' : re.compile('.*\.posix_.*').match,
  57 }
  58
  59 def get_numpy_include_dirs():
  60     import numpy
  61     return [numpy.get_include()]
  62
  63 EXT_DEP_INCLUDES = [
  64     # test name matcher , callable returning list
  65     (re.compile('numpy_.*').match, get_numpy_include_dirs),
  66 ]
  67
  68 VER_DEP_MODULES = {
  69     # tests are excluded if 'CurrentPythonVersion OP VersionTuple', i.e.
  70     # (2,4) : (operator.lt, ...) excludes ... when PyVer < 2.4.x
  71     (2,4) : (operator.lt, lambda x: x in ['run.extern_builtins_T258',
  72                                           'run.builtin_sorted'
  73                                           ]),
  74     (2,5) : (operator.lt, lambda x: x in ['run.any',
  75                                           'run.all',
  76                                           ]),
  77     (2,6) : (operator.lt, lambda x: x in ['run.print_function',
  78                                           'run.cython3',
  79                                           'run.pure_py', # decorators, with statement
  80                                           ]),
  81     # The next line should start (3,); but this is a dictionary, so
  82     # we can only have one (3,) key.  Since 2.7 is supposed to be the
  83     # last 2.x release, things would have to change drastically for this
  84     # to be unsafe...
  85     (2,999): (operator.lt, lambda x: x in ['run.special_methods_T561_py3']),
  86     (3,): (operator.ge, lambda x: x in ['run.non_future_division',
  87                                         'compile.extsetslice',
  88                                         'compile.extdelslice',
  89                                         'run.special_methods_T561_py2']),
  90 }
  91
  92 # files that should not be converted to Python 3 code with 2to3
  93 KEEP_2X_FILES = [
  94     os.path.join('Cython', 'Debugger', 'Tests', 'test_libcython_in_gdb.py'),
  95     os.path.join('Cython', 'Debugger', 'Tests', 'test_libpython_in_gdb.py'),
  96     os.path.join('Cython', 'Debugger', 'libcython.py'),
  97     os.path.join('Cython', 'Debugger', 'libpython.py'),
  98 ]
  99
 100
 101 INCLUDE_DIRS = [ d for d in os.getenv('INCLUDE', '').split(os.pathsep) if d ]
 102 CFLAGS = os.getenv('CFLAGS', '').split()
 103
 104 class build_ext(_build_ext):
 105     def build_extension(self, ext):
 106         if ext.language == 'c++':
 107             try:
 108                 try: # Py2.7+ & Py3.2+
 109                     compiler_obj = self.compiler_obj
 110                 except AttributeError:
 111                     compiler_obj = self.compiler
 112                 compiler_obj.compiler_so.remove('-Wstrict-prototypes')
 113             except Exception:
 114                 pass
 115         _build_ext.build_extension(self, ext)
 116
 117 class ErrorWriter(object):
 118     match_error = re.compile('(warning:)?(?:.*:)?\s*([-0-9]+)\s*:\s*([-0-9]+)\s*:\s*(.*)').match
 119     def __init__(self):
 120         self.output = []
 121         self.write = self.output.append
 122
 123     def _collect(self, collect_errors, collect_warnings):
 124         s = ''.join(self.output)
 125         result = []
 126         for line in s.split('\n'):
 127             match = self.match_error(line)
 128             if match:
 129                 is_warning, line, column, message = match.groups()
 130                 if (is_warning and collect_warnings) or \
 131                         (not is_warning and collect_errors):
 132                     result.append( (int(line), int(column), message.strip()) )
 133         result.sort()
 134         return [ "%d:%d: %s" % values for values in result ]
 135
 136     def geterrors(self):
 137         return self._collect(True, False)
 138
 139     def getwarnings(self):
 140         return self._collect(False, True)
 141
 142     def getall(self):
 143         return self._collect(True, True)
 144
 145 class TestBuilder(object):
 146     def __init__(self, rootdir, workdir, selectors, exclude_selectors, annotate,
 147                  cleanup_workdir, cleanup_sharedlibs, with_pyregr, cython_only,
 148                  languages, test_bugs, fork, language_level):
 149         self.rootdir = rootdir
 150         self.workdir = workdir
 151         self.selectors = selectors
 152         self.exclude_selectors = exclude_selectors
 153         self.annotate = annotate
 154         self.cleanup_workdir = cleanup_workdir
 155         self.cleanup_sharedlibs = cleanup_sharedlibs
 156         self.with_pyregr = with_pyregr
 157         self.cython_only = cython_only
 158         self.languages = languages
 159         self.test_bugs = test_bugs
 160         self.fork = fork
 161         self.language_level = language_level
 162
 163     def build_suite(self):
 164         suite = unittest.TestSuite()
 165         test_dirs = TEST_DIRS
 166         filenames = os.listdir(self.rootdir)
 167         filenames.sort()
 168         for filename in filenames:
 169             if not WITH_CYTHON and filename == "errors":
 170                 # we won't get any errors without running Cython
 171                 continue
 172             path = os.path.join(self.rootdir, filename)
 173             if os.path.isdir(path) and filename in test_dirs:
 174                 if filename == 'pyregr' and not self.with_pyregr:
 175                     continue
 176                 suite.addTest(
 177                     self.handle_directory(path, filename))
 178         if sys.platform not in ['win32'] and sys.version_info[0] < 3:
 179             # Non-Windows makefile, can't run Cython under Py3.
 180             if [1 for selector in self.selectors if selector("embedded")] \
 181                 and not [1 for selector in self.exclude_selectors if selector("embedded")]:
 182                 suite.addTest(unittest.makeSuite(EmbedTest))
 183         return suite
 184
 185     def handle_directory(self, path, context):
 186         workdir = os.path.join(self.workdir, context)
 187         if not os.path.exists(workdir):
 188             os.makedirs(workdir)
 189
 190         expect_errors = (context == 'errors')
 191         suite = unittest.TestSuite()
 192         filenames = os.listdir(path)
 193         filenames.sort()
 194         for filename in filenames:
 195             if context == "build" and filename.endswith(".srctree"):
 196                 if not [ 1 for match in self.selectors if match(filename) ]:
 197                     continue
 198                 if self.exclude_selectors:
 199                     if [1 for match in self.exclude_selectors if match(filename)]:
 200                         continue
 201                 suite.addTest(EndToEndTest(os.path.join(path, filename), workdir, self.cleanup_workdir))
 202                 continue
 203             if not (filename.endswith(".pyx") or filename.endswith(".py")):
 204                 continue
 205             if filename.startswith('.'): continue # certain emacs backup files
 206             if context == 'pyregr' and not filename.startswith('test_'):
 207                 continue
 208             module = os.path.splitext(filename)[0]
 209             fqmodule = "%s.%s" % (context, module)
 210             if not [ 1 for match in self.selectors
 211                      if match(fqmodule) ]:
 212                 continue
 213             if self.exclude_selectors:
 214                 if [1 for match in self.exclude_selectors if match(fqmodule)]:
 215                     continue
 216             if context == 'pyregr':
 217                 test_class = CythonPyregrTestCase
 218             elif context in TEST_RUN_DIRS:
 219                 if module.startswith("test_"):
 220                     test_class = CythonUnitTestCase
 221                 else:
 222                     test_class = CythonRunTestCase
 223             else:
 224                 test_class = CythonCompileTestCase
 225             for test in self.build_tests(test_class, path, workdir,
 226                                          module, expect_errors):
 227                 suite.addTest(test)
 228             if context == 'run' and filename.endswith('.py'):
 229                 # additionally test file in real Python
 230                 suite.addTest(PureDoctestTestCase(module, os.path.join(path, filename)))
 231         return suite
 232
 233     def build_tests(self, test_class, path, workdir, module, expect_errors):
 234         if expect_errors:
 235             if 'cpp' in module and 'cpp' in self.languages:
 236                 languages = ['cpp']
 237             else:
 238                 languages = self.languages[:1]
 239         else:
 240             languages = self.languages
 241         if 'cpp' in module and 'c' in languages:
 242             languages = list(languages)
 243             languages.remove('c')
 244         tests = [ self.build_test(test_class, path, workdir, module,
 245                                   language, expect_errors)
 246                   for language in languages ]
 247         return tests
 248
 249     def build_test(self, test_class, path, workdir, module,
 250                    language, expect_errors):
 251         workdir = os.path.join(workdir, language)
 252         if not os.path.exists(workdir):
 253             os.makedirs(workdir)
 254         return test_class(path, workdir, module,
 255                           language=language,
 256                           expect_errors=expect_errors,
 257                           annotate=self.annotate,
 258                           cleanup_workdir=self.cleanup_workdir,
 259                           cleanup_sharedlibs=self.cleanup_sharedlibs,
 260                           cython_only=self.cython_only,
 261                           fork=self.fork,
 262                           language_level=self.language_level)
 263
 264 class CythonCompileTestCase(unittest.TestCase):
 265     def __init__(self, test_directory, workdir, module, language='c',
 266                  expect_errors=False, annotate=False, cleanup_workdir=True,
 267                  cleanup_sharedlibs=True, cython_only=False, fork=True,
 268                  language_level=2):
 269         self.test_directory = test_directory
 270         self.workdir = workdir
 271         self.module = module
 272         self.language = language
 273         self.expect_errors = expect_errors
 274         self.annotate = annotate
 275         self.cleanup_workdir = cleanup_workdir
 276         self.cleanup_sharedlibs = cleanup_sharedlibs
 277         self.cython_only = cython_only
 278         self.fork = fork
 279         self.language_level = language_level
 280         unittest.TestCase.__init__(self)
 281
 282     def shortDescription(self):
 283         return "compiling (%s) %s" % (self.language, self.module)
 284
 285     def setUp(self):
 286         if self.workdir not in sys.path:
 287             sys.path.insert(0, self.workdir)
 288
 289     def tearDown(self):
 290         try:
 291             sys.path.remove(self.workdir)
 292         except ValueError:
 293             pass
 294         try:
 295             del sys.modules[self.module]
 296         except KeyError:
 297             pass
 298         cleanup_c_files = WITH_CYTHON and self.cleanup_workdir
 299         cleanup_lib_files = self.cleanup_sharedlibs
 300         if os.path.exists(self.workdir):
 301             for rmfile in os.listdir(self.workdir):
 302                 if not cleanup_c_files:
 303                     if rmfile[-2:] in (".c", ".h") or rmfile[-4:] == ".cpp":
 304                         continue
 305                 if not cleanup_lib_files and rmfile.endswith(".so") or rmfile.endswith(".dll"):
 306                     continue
 307                 if self.annotate and rmfile.endswith(".html"):
 308                     continue
 309                 try:
 310                     rmfile = os.path.join(self.workdir, rmfile)
 311                     if os.path.isdir(rmfile):
 312                         shutil.rmtree(rmfile, ignore_errors=True)
 313                     else:
 314                         os.remove(rmfile)
 315                 except IOError:
 316                     pass
 317         else:
 318             os.makedirs(self.workdir)
 319
 320     def runTest(self):
 321         self.runCompileTest()
 322
 323     def runCompileTest(self):
 324         self.compile(self.test_directory, self.module, self.workdir,
 325                      self.test_directory, self.expect_errors, self.annotate)
 326
 327     def find_module_source_file(self, source_file):
 328         if not os.path.exists(source_file):
 329             source_file = source_file[:-1]
 330         return source_file
 331
 332     def build_target_filename(self, module_name):
 333         target = '%s.%s' % (module_name, self.language)
 334         return target
 335
 336     def copy_related_files(self, test_directory, target_directory, module_name):
 337         is_related = re.compile('%s_.*[.].*' % module_name).match
 338         for filename in os.listdir(test_directory):
 339             if is_related(filename):
 340                 shutil.copy(os.path.join(test_directory, filename),
 341                             target_directory)
 342
 343     def find_source_files(self, workdir, module_name):
 344         is_related = re.compile('%s_.*[.]%s' % (module_name, self.language)).match
 345         return [self.build_target_filename(module_name)] + [
 346             filename for filename in os.listdir(workdir)
 347             if is_related(filename) and os.path.isfile(os.path.join(workdir, filename)) ]
 348
 349     def split_source_and_output(self, test_directory, module, workdir):
 350         source_file = self.find_module_source_file(os.path.join(test_directory, module) + '.pyx')
 351         source_and_output = codecs.open(source_file, 'rU', 'ISO-8859-1')
 352         try:
 353             out = codecs.open(os.path.join(workdir, module + os.path.splitext(source_file)[1]),
 354                               'w', 'ISO-8859-1')
 355             for line in source_and_output:
 356                 last_line = line
 357                 if line.startswith("_ERRORS"):
 358                     out.close()
 359                     out = ErrorWriter()
 360                 else:
 361                     out.write(line)
 362         finally:
 363             source_and_output.close()
 364         try:
 365             geterrors = out.geterrors
 366         except AttributeError:
 367             out.close()
 368             return []
 369         else:
 370             return geterrors()
 371
 372     def run_cython(self, test_directory, module, targetdir, incdir, annotate,
 373                    extra_compile_options=None):
 374         include_dirs = INCLUDE_DIRS[:]
 375         if incdir:
 376             include_dirs.append(incdir)
 377         source = self.find_module_source_file(
 378             os.path.join(test_directory, module + '.pyx'))
 379         target = os.path.join(targetdir, self.build_target_filename(module))
 380
 381         if extra_compile_options is None:
 382             extra_compile_options = {}
 383
 384         try:
 385             CompilationOptions
 386         except NameError:
 387             from Cython.Compiler.Main import CompilationOptions
 388             from Cython.Compiler.Main import compile as cython_compile
 389             from Cython.Compiler.Main import default_options
 390
 391         options = CompilationOptions(
 392             default_options,
 393             include_path = include_dirs,
 394             output_file = target,
 395             annotate = annotate,
 396             use_listing_file = False,
 397             cplus = self.language == 'cpp',
 398             language_level = self.language_level,
 399             generate_pxi = False,
 400             evaluate_tree_assertions = True,
 401             **extra_compile_options
 402             )
 403         cython_compile(source, options=options,
 404                        full_module_name=module)
 405
 406     def run_distutils(self, test_directory, module, workdir, incdir,
 407                       extra_extension_args=None):
 408         cwd = os.getcwd()
 409         os.chdir(workdir)
 410         try:
 411             build_extension = build_ext(distutils_distro)
 412             build_extension.include_dirs = INCLUDE_DIRS[:]
 413             if incdir:
 414                 build_extension.include_dirs.append(incdir)
 415             build_extension.finalize_options()
 416             ext_include_dirs = []
 417             for match, get_additional_include_dirs in EXT_DEP_INCLUDES:
 418                 if match(module):
 419                     ext_include_dirs += get_additional_include_dirs()
 420             self.copy_related_files(test_directory, workdir, module)
 421
 422             if extra_extension_args is None:
 423                 extra_extension_args = {}
 424
 425             extension = Extension(
 426                 module,
 427                 sources = self.find_source_files(workdir, module),
 428                 include_dirs = ext_include_dirs,
 429                 extra_compile_args = CFLAGS,
 430                 **extra_extension_args
 431                 )
 432             if self.language == 'cpp':
 433                 extension.language = 'c++'
 434             build_extension.extensions = [extension]
 435             build_extension.build_temp = workdir
 436             build_extension.build_lib  = workdir
 437             build_extension.run()
 438         finally:
 439             os.chdir(cwd)
 440
 441     def compile(self, test_directory, module, workdir, incdir,
 442                 expect_errors, annotate):
 443         expected_errors = errors = ()
 444         if expect_errors:
 445             expected_errors = self.split_source_and_output(
 446                 test_directory, module, workdir)
 447             test_directory = workdir
 448
 449         if WITH_CYTHON:
 450             old_stderr = sys.stderr
 451             try:
 452                 sys.stderr = ErrorWriter()
 453                 self.run_cython(test_directory, module, workdir, incdir, annotate)
 454                 errors = sys.stderr.geterrors()
 455             finally:
 456                 sys.stderr = old_stderr
 457
 458         if errors or expected_errors:
 459             try:
 460                 for expected, error in zip(expected_errors, errors):
 461                     self.assertEquals(expected, error)
 462                 if len(errors) < len(expected_errors):
 463                     expected_error = expected_errors[len(errors)]
 464                     self.assertEquals(expected_error, None)
 465                 elif len(errors) > len(expected_errors):
 466                     unexpected_error = errors[len(expected_errors)]
 467                     self.assertEquals(None, unexpected_error)
 468             except AssertionError:
 469                 print("\n=== Expected errors: ===")
 470                 print('\n'.join(expected_errors))
 471                 print("\n\n=== Got errors: ===")
 472                 print('\n'.join(errors))
 473                 print('\n')
 474                 raise
 475         else:
 476             if not self.cython_only:
 477                 self.run_distutils(test_directory, module, workdir, incdir)
 478
 479 class CythonRunTestCase(CythonCompileTestCase):
 480     def shortDescription(self):
 481         return "compiling (%s) and running %s" % (self.language, self.module)
 482
 483     def run(self, result=None):
 484         if result is None:
 485             result = self.defaultTestResult()
 486         result.startTest(self)
 487         try:
 488             self.setUp()
 489             try:
 490                 self.runCompileTest()
 491                 self.run_tests(result)
 492             finally:
 493                 check_thread_termination()
 494         except Exception:
 495             result.addError(self, sys.exc_info())
 496             result.stopTest(self)
 497         try:
 498             self.tearDown()
 499         except Exception:
 500             pass
 501
 502     def run_tests(self, result):
 503         if not self.cython_only:
 504             self.run_doctests(self.module, result)
 505
 506     def run_doctests(self, module_name, result):
 507         if sys.version_info[0] >= 3 or not hasattr(os, 'fork') or not self.fork:
 508             doctest.DocTestSuite(module_name).run(result)
 509             gc.collect()
 510             return
 511
 512         # fork to make sure we do not keep the tested module loaded
 513         result_handle, result_file = tempfile.mkstemp()
 514         os.close(result_handle)
 515         child_id = os.fork()
 516         if not child_id:
 517             result_code = 0
 518             try:
 519                 try:
 520                     tests = None
 521                     try:
 522                         partial_result = PartialTestResult(result)
 523                         tests = doctest.DocTestSuite(module_name)
 524                         tests.run(partial_result)
 525                         gc.collect()
 526                     except Exception:
 527                         if tests is None:
 528                             # importing failed, try to fake a test class
 529                             tests = _FakeClass(
 530                                 failureException=sys.exc_info()[1],
 531                                 _shortDescription=self.shortDescription(),
 532                                 module_name=None)
 533                         partial_result.addError(tests, sys.exc_info())
 534                         result_code = 1
 535                     output = open(result_file, 'wb')
 536                     pickle.dump(partial_result.data(), output)
 537                 except:
 538                     traceback.print_exc()
 539             finally:
 540                 try: output.close()
 541                 except: pass
 542                 os._exit(result_code)
 543
 544         try:
 545             cid, result_code = os.waitpid(child_id, 0)
 546             # os.waitpid returns the child's result code in the
 547             # upper byte of result_code, and the signal it was
 548             # killed by in the lower byte
 549             if result_code & 255:
 550                 raise Exception("Tests in module '%s' were unexpectedly killed by signal %d"%
 551                                 (module_name, result_code & 255))
 552             result_code = result_code >> 8
 553             if result_code in (0,1):
 554                 input = open(result_file, 'rb')
 555                 try:
 556                     PartialTestResult.join_results(result, pickle.load(input))
 557                 finally:
 558                     input.close()
 559             if result_code:
 560                 raise Exception("Tests in module '%s' exited with status %d" %
 561                                 (module_name, result_code))
 562         finally:
 563             try: os.unlink(result_file)
 564             except: pass
 565
 566 class PureDoctestTestCase(unittest.TestCase):
 567     def __init__(self, module_name, module_path):
 568         self.module_name = module_name
 569         self.module_path = module_path
 570         unittest.TestCase.__init__(self, 'run')
 571
 572     def shortDescription(self):
 573         return "running pure doctests in %s" % self.module_name
 574
 575     def run(self, result=None):
 576         if result is None:
 577             result = self.defaultTestResult()
 578         loaded_module_name = 'pure_doctest__' + self.module_name
 579         result.startTest(self)
 580         try:
 581             self.setUp()
 582
 583             import imp
 584             m = imp.load_source(loaded_module_name, self.module_path)
 585             try:
 586                 doctest.DocTestSuite(m).run(result)
 587             finally:
 588                 del m
 589                 if loaded_module_name in sys.modules:
 590                     del sys.modules[loaded_module_name]
 591                 check_thread_termination()
 592         except Exception:
 593             result.addError(self, sys.exc_info())
 594             result.stopTest(self)
 595         try:
 596             self.tearDown()
 597         except Exception:
 598             pass
 599
 600 is_private_field = re.compile('^_[^_]').match
 601
 602 class _FakeClass(object):
 603     def __init__(self, **kwargs):
 604         self._shortDescription = kwargs.get('module_name')
 605         self.__dict__.update(kwargs)
 606     def shortDescription(self):
 607         return self._shortDescription
 608
 609 try: # Py2.7+ and Py3.2+
 610     from unittest.runner import _TextTestResult
 611 except ImportError:
 612     from unittest import _TextTestResult
 613
 614 class PartialTestResult(_TextTestResult):
 615     def __init__(self, base_result):
 616         _TextTestResult.__init__(
 617             self, self._StringIO(), True,
 618             base_result.dots + base_result.showAll*2)
 619
 620     def strip_error_results(self, results):
 621         for test_case, error in results:
 622             for attr_name in filter(is_private_field, dir(test_case)):
 623                 if attr_name == '_dt_test':
 624                     test_case._dt_test = _FakeClass(
 625                         name=test_case._dt_test.name)
 626                 elif attr_name != '_shortDescription':
 627                     setattr(test_case, attr_name, None)
 628
 629     def data(self):
 630         self.strip_error_results(self.failures)
 631         self.strip_error_results(self.errors)
 632         return (self.failures, self.errors, self.testsRun,
 633                 self.stream.getvalue())
 634
 635     def join_results(result, data):
 636         """Static method for merging the result back into the main
 637         result object.
 638         """
 639         failures, errors, tests_run, output = data
 640         if output:
 641             result.stream.write(output)
 642         result.errors.extend(errors)
 643         result.failures.extend(failures)
 644         result.testsRun += tests_run
 645
 646     join_results = staticmethod(join_results)
 647
 648     class _StringIO(StringIO):
 649         def writeln(self, line):
 650             self.write("%s\n" % line)
 651
 652
 653 class CythonUnitTestCase(CythonRunTestCase):
 654     def shortDescription(self):
 655         return "compiling (%s) tests in %s" % (self.language, self.module)
 656
 657     def run_tests(self, result):
 658         unittest.defaultTestLoader.loadTestsFromName(self.module).run(result)
 659
 660
 661 class CythonPyregrTestCase(CythonRunTestCase):
 662     def _run_unittest(self, result, *classes):
 663         """Run tests from unittest.TestCase-derived classes."""
 664         valid_types = (unittest.TestSuite, unittest.TestCase)
 665         suite = unittest.TestSuite()
 666         for cls in classes:
 667             if isinstance(cls, str):
 668                 if cls in sys.modules:
 669                     suite.addTest(unittest.findTestCases(sys.modules[cls]))
 670                 else:
 671                     raise ValueError("str arguments must be keys in sys.modules")
 672             elif isinstance(cls, valid_types):
 673                 suite.addTest(cls)
 674             else:
 675                 suite.addTest(unittest.makeSuite(cls))
 676         suite.run(result)
 677
 678     def _run_doctest(self, result, module):
 679         self.run_doctests(module, result)
 680
 681     def run_tests(self, result):
 682         try:
 683             from test import test_support as support
 684         except ImportError: # Py3k
 685             from test import support
 686
 687         def run_unittest(*classes):
 688             return self._run_unittest(result, *classes)
 689         def run_doctest(module, verbosity=None):
 690             return self._run_doctest(result, module)
 691
 692         support.run_unittest = run_unittest
 693         support.run_doctest = run_doctest
 694
 695         try:
 696             module = __import__(self.module)
 697             if hasattr(module, 'test_main'):
 698                 module.test_main()
 699         except (unittest.SkipTest, support.ResourceDenied):
 700             result.addSkip(self, 'ok')
 701
 702 include_debugger = sys.version_info[:2] > (2, 5)
 703
 704 def collect_unittests(path, module_prefix, suite, selectors):
 705     def file_matches(filename):
 706         return filename.startswith("Test") and filename.endswith(".py")
 707
 708     def package_matches(dirname):
 709         return dirname == "Tests"
 710
 711     loader = unittest.TestLoader()
 712
 713     if include_debugger:
 714         skipped_dirs = []
 715     else:
 716         skipped_dirs = ['Cython' + os.path.sep + 'Debugger' + os.path.sep]
 717
 718     for dirpath, dirnames, filenames in os.walk(path):
 719         if dirpath != path and "__init__.py" not in filenames:
 720             skipped_dirs.append(dirpath + os.path.sep)
 721             continue
 722         skip = False
 723         for dir in skipped_dirs:
 724             if dirpath.startswith(dir):
 725                 skip = True
 726         if skip:
 727             continue
 728         parentname = os.path.split(dirpath)[-1]
 729         if package_matches(parentname):
 730             for f in filenames:
 731                 if file_matches(f):
 732                     filepath = os.path.join(dirpath, f)[:-len(".py")]
 733                     modulename = module_prefix + filepath[len(path)+1:].replace(os.path.sep, '.')
 734                     if not [ 1 for match in selectors if match(modulename) ]:
 735                         continue
 736                     module = __import__(modulename)
 737                     for x in modulename.split('.')[1:]:
 738                         module = getattr(module, x)
 739                     suite.addTests([loader.loadTestsFromModule(module)])
 740
 741
 742
 743 def collect_doctests(path, module_prefix, suite, selectors):
 744     def package_matches(dirname):
 745         if dirname == 'Debugger' and not include_debugger:
 746             return False
 747         return dirname not in ("Mac", "Distutils", "Plex")
 748     def file_matches(filename):
 749         filename, ext = os.path.splitext(filename)
 750         blacklist = ['libcython', 'libpython', 'test_libcython_in_gdb',
 751                      'TestLibCython']
 752         return (ext == '.py' and not
 753                 '~' in filename and not
 754                 '#' in filename and not
 755                 filename.startswith('.') and not
 756                 filename in blacklist)
 757     import doctest, types
 758     for dirpath, dirnames, filenames in os.walk(path):
 759         for dir in list(dirnames):
 760             if not package_matches(dir):
 761                 dirnames.remove(dir)
 762         for f in filenames:
 763             if file_matches(f):
 764                 if not f.endswith('.py'): continue
 765                 filepath = os.path.join(dirpath, f)
 766                 if os.path.getsize(filepath) == 0: continue
 767                 filepath = filepath[:-len(".py")]
 768                 modulename = module_prefix + filepath[len(path)+1:].replace(os.path.sep, '.')
 769                 if not [ 1 for match in selectors if match(modulename) ]:
 770                     continue
 771                 if 'in_gdb' in modulename:
 772                     # These should only be imported from gdb.
 773                     continue
 774                 module = __import__(modulename)
 775                 for x in modulename.split('.')[1:]:
 776                     module = getattr(module, x)
 777                 if hasattr(module, "__doc__") or hasattr(module, "__test__"):
 778                     try:
 779                         suite.addTest(doctest.DocTestSuite(module))
 780                     except ValueError: # no tests
 781                         pass
 782
 783
 784 class EndToEndTest(unittest.TestCase):
 785     """
 786     This is a test of build/*.srctree files, where srctree defines a full
 787     directory structure and its header gives a list of commands to run.
 788     """
 789     cython_root = os.path.dirname(os.path.abspath(__file__))
 790
 791     def __init__(self, treefile, workdir, cleanup_workdir=True):
 792         self.name = os.path.splitext(os.path.basename(treefile))[0]
 793         self.treefile = treefile
 794         self.workdir = os.path.join(workdir, self.name)
 795         self.cleanup_workdir = cleanup_workdir
 796         cython_syspath = self.cython_root
 797         for path in sys.path[::-1]:
 798             if path.startswith(self.cython_root):
 799                 # Py3 installation and refnanny build prepend their
 800                 # fixed paths to sys.path => prefer that over the
 801                 # generic one
 802                 cython_syspath = path + os.pathsep + cython_syspath
 803         self.cython_syspath = cython_syspath
 804         unittest.TestCase.__init__(self)
 805
 806     def shortDescription(self):
 807         return "End-to-end %s" % self.name
 808
 809     def setUp(self):
 810         from Cython.TestUtils import unpack_source_tree
 811         _, self.commands = unpack_source_tree(self.treefile, self.workdir)
 812         self.old_dir = os.getcwd()
 813         os.chdir(self.workdir)
 814         if self.workdir not in sys.path:
 815             sys.path.insert(0, self.workdir)
 816
 817     def tearDown(self):
 818         if self.cleanup_workdir:
 819             shutil.rmtree(self.workdir)
 820         os.chdir(self.old_dir)
 821
 822     def runTest(self):
 823         commands = (self.commands
 824             .replace("CYTHON", "PYTHON %s" % os.path.join(self.cython_root, 'cython.py'))
 825             .replace("PYTHON", sys.executable))
 826         try:
 827             old_path = os.environ.get('PYTHONPATH')
 828             os.environ['PYTHONPATH'] = self.cython_syspath + os.pathsep + os.path.join(self.cython_syspath, (old_path or ''))
 829             for command in commands.split('\n'):
 830                 if sys.version_info[:2] >= (2,4):
 831                     import subprocess
 832                     p = subprocess.Popen(commands,
 833                                          stderr=subprocess.PIPE,
 834                                          stdout=subprocess.PIPE,
 835                                          shell=True)
 836                     out, err = p.communicate()
 837                     res = p.returncode
 838                     if res != 0:
 839                         print(command)
 840                         print(out)
 841                         print(err)
 842                 else:
 843                     res = os.system(command)
 844                 self.assertEqual(0, res, "non-zero exit status")
 845         finally:
 846             if old_path:
 847                 os.environ['PYTHONPATH'] = old_path
 848             else:
 849                 del os.environ['PYTHONPATH']
 850
 851
 852 # TODO: Support cython_freeze needed here as well.
 853 # TODO: Windows support.
 854
 855 class EmbedTest(unittest.TestCase):
 856
 857     working_dir = "Demos/embed"
 858
 859     def setUp(self):
 860         self.old_dir = os.getcwd()
 861         os.chdir(self.working_dir)
 862         os.system(
 863             "make PYTHON='%s' clean > /dev/null" % sys.executable)
 864
 865     def tearDown(self):
 866         try:
 867             os.system(
 868                 "make PYTHON='%s' clean > /dev/null" % sys.executable)
 869         except:
 870             pass
 871         os.chdir(self.old_dir)
 872
 873     def test_embed(self):
 874         from distutils import sysconfig
 875         libname = sysconfig.get_config_var('LIBRARY')
 876         libdir = sysconfig.get_config_var('LIBDIR')
 877         if not os.path.isdir(libdir) or libname not in os.listdir(libdir):
 878             libdir = os.path.join(os.path.dirname(sys.executable), '..', 'lib')
 879             if not os.path.isdir(libdir) or libname not in os.listdir(libdir):
 880                 libdir = os.path.join(libdir, 'python%d.%d' % sys.version_info[:2], 'config')
 881                 if not os.path.isdir(libdir) or libname not in os.listdir(libdir):
 882                     # report the error for the original directory
 883                     libdir = sysconfig.get_config_var('LIBDIR')
 884         self.assert_(os.system(
 885             "make PYTHON='%s' LIBDIR1='%s' test > make.output" % (sys.executable, libdir)) == 0)
 886         try:
 887             os.remove('make.output')
 888         except OSError:
 889             pass
 890
 891 class MissingDependencyExcluder:
 892     def __init__(self, deps):
 893         # deps: { module name : matcher func }
 894         self.exclude_matchers = []
 895         for mod, matcher in deps.items():
 896             try:
 897                 __import__(mod)
 898             except ImportError:
 899                 self.exclude_matchers.append(matcher)
 900         self.tests_missing_deps = []
 901     def __call__(self, testname):
 902         for matcher in self.exclude_matchers:
 903             if matcher(testname):
 904                 self.tests_missing_deps.append(testname)
 905                 return True
 906         return False
 907
 908 class VersionDependencyExcluder:
 909     def __init__(self, deps):
 910         # deps: { version : matcher func }
 911         from sys import version_info
 912         self.exclude_matchers = []
 913         for ver, (compare, matcher) in deps.items():
 914             if compare(version_info, ver):
 915                 self.exclude_matchers.append(matcher)
 916         self.tests_missing_deps = []
 917     def __call__(self, testname):
 918         for matcher in self.exclude_matchers:
 919             if matcher(testname):
 920                 self.tests_missing_deps.append(testname)
 921                 return True
 922         return False
 923
 924 class FileListExcluder:
 925
 926     def __init__(self, list_file):
 927         self.excludes = {}
 928         f = open(list_file)
 929         try:
 930             for line in f.readlines():
 931                 line = line.strip()
 932                 if line and line[0] != '#':
 933                     self.excludes[line.split()[0]] = True
 934         finally:
 935             f.close()
 936
 937     def __call__(self, testname):
 938         return testname in self.excludes or testname.split('.')[-1] in self.excludes
 939
 940 def refactor_for_py3(distdir, cy3_dir):
 941     # need to convert Cython sources first
 942     import lib2to3.refactor
 943     from distutils.util import copydir_run_2to3
 944     fixers = [ fix for fix in lib2to3.refactor.get_fixers_from_package("lib2to3.fixes")
 945                if fix.split('fix_')[-1] not in ('next',)
 946                ]
 947     if not os.path.exists(cy3_dir):
 948         os.makedirs(cy3_dir)
 949     import distutils.log as dlog
 950     dlog.set_threshold(dlog.INFO)
 951     copydir_run_2to3(distdir, cy3_dir, fixer_names=fixers,
 952                      template = '''
 953                      global-exclude *
 954                      graft Cython
 955                      recursive-exclude Cython *
 956                      recursive-include Cython *.py *.pyx *.pxd
 957                      recursive-include Cython/Debugger/Tests *
 958                      include runtests.py
 959                      ''')
 960     sys.path.insert(0, cy3_dir)
 961
 962     for keep_2x_file in KEEP_2X_FILES:
 963         destfile = os.path.join(cy3_dir, keep_2x_file)
 964         shutil.copy(keep_2x_file, destfile)
 965
 966 class PendingThreadsError(RuntimeError):
 967     pass
 968
 969 threads_seen = []
 970
 971 def check_thread_termination(ignore_seen=True):
 972     if threading is None: # no threading enabled in CPython
 973         return
 974     current = threading.currentThread()
 975     blocking_threads = []
 976     for t in threading.enumerate():
 977         if not t.isAlive() or t == current:
 978             continue
 979         t.join(timeout=2)
 980         if t.isAlive():
 981             if not ignore_seen:
 982                 blocking_threads.append(t)
 983                 continue
 984             for seen in threads_seen:
 985                 if t is seen:
 986                     break
 987             else:
 988                 threads_seen.append(t)
 989                 blocking_threads.append(t)
 990     if not blocking_threads:
 991         return
 992     sys.stderr.write("warning: left-over threads found after running test:\n")
 993     for t in blocking_threads:
 994         sys.stderr.write('...%s\n'  % repr(t))
 995     raise PendingThreadsError("left-over threads found after running test")
 996
 997 def main():
 998
 999     DISTDIR = os.path.join(os.getcwd(), os.path.dirname(sys.argv[0]))
1000
1001     from optparse import OptionParser
1002     parser = OptionParser()
1003     parser.add_option("--no-cleanup", dest="cleanup_workdir",
1004                       action="store_false", default=True,
1005                       help="do not delete the generated C files (allows passing --no-cython on next run)")
1006     parser.add_option("--no-cleanup-sharedlibs", dest="cleanup_sharedlibs",
1007                       action="store_false", default=True,
1008                       help="do not delete the generated shared libary files (allows manual module experimentation)")
1009     parser.add_option("--no-cython", dest="with_cython",
1010                       action="store_false", default=True,
1011                       help="do not run the Cython compiler, only the C compiler")
1012     parser.add_option("--no-c", dest="use_c",
1013                       action="store_false", default=True,
1014                       help="do not test C compilation")
1015     parser.add_option("--no-cpp", dest="use_cpp",
1016                       action="store_false", default=True,
1017                       help="do not test C++ compilation")
1018     parser.add_option("--no-unit", dest="unittests",
1019                       action="store_false", default=True,
1020                       help="do not run the unit tests")
1021     parser.add_option("--no-doctest", dest="doctests",
1022                       action="store_false", default=True,
1023                       help="do not run the doctests")
1024     parser.add_option("--no-file", dest="filetests",
1025                       action="store_false", default=True,
1026                       help="do not run the file based tests")
1027     parser.add_option("--no-pyregr", dest="pyregr",
1028                       action="store_false", default=True,
1029                       help="do not run the regression tests of CPython in tests/pyregr/")
1030     parser.add_option("--cython-only", dest="cython_only",
1031                       action="store_true", default=False,
1032                       help="only compile pyx to c, do not run C compiler or run the tests")
1033     parser.add_option("--no-refnanny", dest="with_refnanny",
1034                       action="store_false", default=True,
1035                       help="do not regression test reference counting")
1036     parser.add_option("--no-fork", dest="fork",
1037                       action="store_false", default=True,
1038                       help="do not fork to run tests")
1039     parser.add_option("--sys-pyregr", dest="system_pyregr",
1040                       action="store_true", default=False,
1041                       help="run the regression tests of the CPython installation")
1042     parser.add_option("-x", "--exclude", dest="exclude",
1043                       action="append", metavar="PATTERN",
1044                       help="exclude tests matching the PATTERN")
1045     parser.add_option("-C", "--coverage", dest="coverage",
1046                       action="store_true", default=False,
1047                       help="collect source coverage data for the Compiler")
1048     parser.add_option("--coverage-xml", dest="coverage_xml",
1049                       action="store_true", default=False,
1050                       help="collect source coverage data for the Compiler in XML format")
1051     parser.add_option("-A", "--annotate", dest="annotate_source",
1052                       action="store_true", default=True,
1053                       help="generate annotated HTML versions of the test source files")
1054     parser.add_option("--no-annotate", dest="annotate_source",
1055                       action="store_false",
1056                       help="do not generate annotated HTML versions of the test source files")
1057     parser.add_option("-v", "--verbose", dest="verbosity",
1058                       action="count", default=0,
1059                       help="display test progress, pass twice to print test names")
1060     parser.add_option("-T", "--ticket", dest="tickets",
1061                       action="append",
1062                       help="a bug ticket number to run the respective test in 'tests/*'")
1063     parser.add_option("-3", dest="language_level",
1064                       action="store_const", const=3, default=2,
1065                       help="set language level to Python 3 (useful for running the CPython regression tests)'")
1066     parser.add_option("--xml-output", dest="xml_output_dir", metavar="DIR",
1067                       help="write test results in XML to directory DIR")
1068     parser.add_option("--exit-ok", dest="exit_ok", default=False,
1069                       action="store_true",
1070                       help="exit without error code even on test failures")
1071     parser.add_option("--root-dir", dest="root_dir", default=os.path.join(DISTDIR, 'tests'),
1072                       help="working directory")
1073     parser.add_option("--work-dir", dest="work_dir", default=os.path.join(os.getcwd(), 'BUILD'),
1074                       help="working directory")
1075
1076     options, cmd_args = parser.parse_args()
1077
1078     ROOTDIR = os.path.abspath(options.root_dir)
1079     WORKDIR = os.path.abspath(options.work_dir)
1080
1081     if sys.version_info[0] >= 3:
1082         options.doctests = False
1083         if options.with_cython:
1084             try:
1085                 # try if Cython is installed in a Py3 version
1086                 import Cython.Compiler.Main
1087             except Exception:
1088                 # back out anything the import process loaded, then
1089                 # 2to3 the Cython sources to make them re-importable
1090                 cy_modules = [ name for name in sys.modules
1091                                if name == 'Cython' or name.startswith('Cython.') ]
1092                 for name in cy_modules:
1093                     del sys.modules[name]
1094                 # hasn't been refactored yet - do it now
1095                 cy3_dir = os.path.join(WORKDIR, 'Cy3')
1096                 if sys.version_info >= (3,1):
1097                     refactor_for_py3(DISTDIR, cy3_dir)
1098                 elif os.path.isdir(cy3_dir):
1099                     sys.path.insert(0, cy3_dir)
1100                 else:
1101                     options.with_cython = False
1102
1103     WITH_CYTHON = options.with_cython
1104
1105     if options.coverage or options.coverage_xml:
1106         if not WITH_CYTHON:
1107             options.coverage = options.coverage_xml = False
1108         else:
1109             from coverage import coverage as _coverage
1110             coverage = _coverage(branch=True)
1111             coverage.erase()
1112             coverage.start()
1113
1114     if WITH_CYTHON:
1115         global CompilationOptions, pyrex_default_options, cython_compile
1116         from Cython.Compiler.Main import \
1117             CompilationOptions, \
1118             default_options as pyrex_default_options, \
1119             compile as cython_compile
1120         from Cython.Compiler import Errors
1121         Errors.LEVEL = 0 # show all warnings
1122         from Cython.Compiler import Options
1123         Options.generate_cleanup_code = 3   # complete cleanup code
1124         from Cython.Compiler import DebugFlags
1125         DebugFlags.debug_temp_code_comments = 1
1126
1127     # RUN ALL TESTS!
1128     UNITTEST_MODULE = "Cython"
1129     UNITTEST_ROOT = os.path.join(os.path.dirname(__file__), UNITTEST_MODULE)
1130     if WITH_CYTHON:
1131         if os.path.exists(WORKDIR):
1132             for path in os.listdir(WORKDIR):
1133                 if path in ("support", "Cy3"): continue
1134                 shutil.rmtree(os.path.join(WORKDIR, path), ignore_errors=True)
1135     if not os.path.exists(WORKDIR):
1136         os.makedirs(WORKDIR)
1137
1138     sys.stderr.write("Python %s\n" % sys.version)
1139     sys.stderr.write("\n")
1140     if WITH_CYTHON:
1141         from Cython.Compiler.Version import version
1142         sys.stderr.write("Running tests against Cython %s\n" % version)
1143     else:
1144         sys.stderr.write("Running tests without Cython.\n")
1145
1146     if options.with_refnanny:
1147         from pyximport.pyxbuild import pyx_to_dll
1148         libpath = pyx_to_dll(os.path.join("Cython", "Runtime", "refnanny.pyx"),
1149                              build_in_temp=True,
1150                              pyxbuild_dir=os.path.join(WORKDIR, "support"))
1151         sys.path.insert(0, os.path.split(libpath)[0])
1152         CFLAGS.append("-DCYTHON_REFNANNY=1")
1153
1154     if options.xml_output_dir and options.fork:
1155         # doesn't currently work together
1156         sys.stderr.write("Disabling forked testing to support XML test output\n")
1157         options.fork = False
1158
1159     if WITH_CYTHON and options.language_level == 3:
1160         sys.stderr.write("Using Cython language level 3.\n")
1161
1162     sys.stderr.write("\n")
1163
1164     test_bugs = False
1165     if options.tickets:
1166         for ticket_number in options.tickets:
1167             test_bugs = True
1168             cmd_args.append('.*T%s$' % ticket_number)
1169     if not test_bugs:
1170         for selector in cmd_args:
1171             if selector.startswith('bugs'):
1172                 test_bugs = True
1173
1174     import re
1175     selectors = [ re.compile(r, re.I|re.U).search for r in cmd_args ]
1176     if not selectors:
1177         selectors = [ lambda x:True ]
1178
1179     # Chech which external modules are not present and exclude tests
1180     # which depends on them (by prefix)
1181
1182     missing_dep_excluder = MissingDependencyExcluder(EXT_DEP_MODULES)
1183     version_dep_excluder = VersionDependencyExcluder(VER_DEP_MODULES)
1184     exclude_selectors = [missing_dep_excluder, version_dep_excluder] # want to pring msg at exit
1185
1186     if options.exclude:
1187         exclude_selectors += [ re.compile(r, re.I|re.U).search for r in options.exclude ]
1188
1189     if not test_bugs:
1190         exclude_selectors += [ FileListExcluder(os.path.join(ROOTDIR, "bugs.txt")) ]
1191
1192     if sys.platform in ['win32', 'cygwin'] and sys.version_info < (2,6):
1193         exclude_selectors += [ lambda x: x == "run.specialfloat" ]
1194
1195     languages = []
1196     if options.use_c:
1197         languages.append('c')
1198     if options.use_cpp:
1199         languages.append('cpp')
1200
1201     test_suite = unittest.TestSuite()
1202
1203     if options.unittests:
1204         collect_unittests(UNITTEST_ROOT, UNITTEST_MODULE + ".", test_suite, selectors)
1205
1206     if options.doctests:
1207         collect_doctests(UNITTEST_ROOT, UNITTEST_MODULE + ".", test_suite, selectors)
1208
1209     if options.filetests and languages:
1210         filetests = TestBuilder(ROOTDIR, WORKDIR, selectors, exclude_selectors,
1211                                 options.annotate_source, options.cleanup_workdir,
1212                                 options.cleanup_sharedlibs, options.pyregr,
1213                                 options.cython_only, languages, test_bugs,
1214                                 options.fork, options.language_level)
1215         test_suite.addTest(filetests.build_suite())
1216
1217     if options.system_pyregr and languages:
1218         filetests = TestBuilder(ROOTDIR, WORKDIR, selectors, exclude_selectors,
1219                                 options.annotate_source, options.cleanup_workdir,
1220                                 options.cleanup_sharedlibs, True,
1221                                 options.cython_only, languages, test_bugs,
1222                                 options.fork, options.language_level)
1223         test_suite.addTest(
1224             filetests.handle_directory(
1225                 os.path.join(sys.prefix, 'lib', 'python'+sys.version[:3], 'test'),
1226                 'pyregr'))
1227
1228     if options.xml_output_dir:
1229         from Cython.Tests.xmlrunner import XMLTestRunner
1230         test_runner = XMLTestRunner(output=options.xml_output_dir,
1231                                     verbose=options.verbosity > 0)
1232     else:
1233         test_runner = unittest.TextTestRunner(verbosity=options.verbosity)
1234
1235     result = test_runner.run(test_suite)
1236
1237     if options.coverage or options.coverage_xml:
1238         coverage.stop()
1239         ignored_modules = ('Options', 'Version', 'DebugFlags', 'CmdLine')
1240         modules = [ module for name, module in sys.modules.items()
1241                     if module is not None and
1242                     name.startswith('Cython.Compiler.') and
1243                     name[len('Cython.Compiler.'):] not in ignored_modules ]
1244         if options.coverage:
1245             coverage.report(modules, show_missing=0)
1246         if options.coverage_xml:
1247             coverage.xml_report(modules, outfile="coverage-report.xml")
1248
1249     if missing_dep_excluder.tests_missing_deps:
1250         sys.stderr.write("Following tests excluded because of missing dependencies on your system:\n")
1251         for test in missing_dep_excluder.tests_missing_deps:
1252             sys.stderr.write("   %s\n" % test)
1253
1254     if options.with_refnanny:
1255         import refnanny
1256         sys.stderr.write("\n".join([repr(x) for x in refnanny.reflog]))
1257
1258     print("ALL DONE")
1259
1260     if options.exit_ok:
1261         return_code = 0
1262     else:
1263         return_code = not result.wasSuccessful()
1264
1265     try:
1266         check_thread_termination(ignore_seen=False)
1267         sys.exit(return_code)
1268     except PendingThreadsError:
1269         # normal program exit won't kill the threads, do it the hard way here
1270         os._exit(return_code)
1271
1272 if __name__ == '__main__':
1273     try:
1274         main()
1275     except SystemExit: # <= Py2.4 ...
1276         raise
1277     except Exception:
1278         traceback.print_exc()
1279         try:
1280             check_thread_termination(ignore_seen=False)
1281         except PendingThreadsError:
1282             # normal program exit won't kill the threads, do it the hard way here
1283             os._exit(1)