doc="An integer version of .time_string")
def _extra_strings_check_fn(value):
- "Require an iterable full of strings"
- if value == settings_object.EMPTY:
- return True
- elif not hasattr(value, "__iter__"):
- return False
- for x in value:
- if type(x) not in types.StringTypes:
- return False
- return True
+ return utility.iterable_full_of_strings(value, \
+ alternative=settings_object.EMPTY)
def _extra_strings_change_hook(self, old, new):
self.extra_strings.sort() # to make merging easier
self._prop_save_settings(old, new)
import types
import doctest
-
def search_parent_directories(path, filename):
"""
Find the file (or directory) named filename in path or in any
time_val = str_to_time(str_time)
return time_to_str(time_val)
+def iterable_full_of_strings(value, alternative=None):
+ """
+ Require an iterable full of strings.
+ >>> iterable_full_of_strings([])
+ True
+ >>> iterable_full_of_strings(["abc", "def", u"hij"])
+ True
+ >>> iterable_full_of_strings(["abc", None, u"hij"])
+ False
+ >>> iterable_full_of_strings(None, alternative=None)
+ True
+ """
+ if value == alternative:
+ return True
+ elif not hasattr(value, "__iter__"):
+ return False
+ for x in value:
+ if type(x) not in types.StringTypes:
+ return False
+ return True
suite = doctest.DocTestSuite()