From: Toby Dickenson Date: Thu, 30 Sep 2010 16:45:24 +0000 (-0400) Subject: Began versioning. X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=5227ca1975ac0f304d932c8f1107d35a6e2080d8;p=depgraph.git Began versioning. These are the originals by Toby Dickenson . http://tarind.com/depgraph.html --- 5227ca1975ac0f304d932c8f1107d35a6e2080d8 diff --git a/depgraph2dot.py b/depgraph2dot.py new file mode 100644 index 0000000..bbebf18 --- /dev/null +++ b/depgraph2dot.py @@ -0,0 +1,196 @@ +# Copyright 2004 Toby Dickenson +# +# Permission is hereby granted, free of charge, to any person obtaining +# a copy of this software and associated documentation files (the +# "Software"), to deal in the Software without restriction, including +# without limitation the rights to use, copy, modify, merge, publish, +# distribute, sublicense, and/or sell copies of the Software, and to +# permit persons to whom the Software is furnished to do so, subject +# to the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY +# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, +# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE +# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + + +import sys, getopt, colorsys, imp, md5 + +class pydepgraphdot: + + def main(self,argv): + opts,args = getopt.getopt(argv,'',['mono']) + self.colored = 1 + for o,v in opts: + if o=='--mono': + self.colored = 0 + self.render() + + def fix(self,s): + # Convert a module name to a syntactically correct node name + return s.replace('.','_') + + def render(self): + p,t = self.get_data() + + # normalise our input data + for k,d in p.items(): + for v in d.keys(): + if not p.has_key(v): + p[v] = {} + + f = self.get_output_file() + + f.write('digraph G {\n') + #f.write('concentrate = true;\n') + #f.write('ordering = out;\n') + f.write('ranksep=1.0;\n') + f.write('node [style=filled,fontname=Helvetica,fontsize=10];\n') + allkd = p.items() + allkd.sort() + for k,d in allkd: + tk = t.get(k) + if self.use(k,tk): + allv = d.keys() + allv.sort() + for v in allv: + tv = t.get(v) + if self.use(v,tv) and not self.toocommon(v,tv): + f.write('%s -> %s' % ( self.fix(k),self.fix(v) ) ) + self.write_attributes(f,self.edge_attributes(k,v)) + f.write(';\n') + f.write(self.fix(k)) + self.write_attributes(f,self.node_attributes(k,tk)) + f.write(';\n') + f.write('}\n') + + def write_attributes(self,f,a): + if a: + f.write(' [') + f.write(','.join(a)) + f.write(']') + + def node_attributes(self,k,type): + a = [] + a.append('label="%s"' % self.label(k)) + if self.colored: + a.append('fillcolor="%s"' % self.color(k,type)) + else: + a.append('fillcolor=white') + if self.toocommon(k,type): + a.append('peripheries=2') + return a + + def edge_attributes(self,k,v): + a = [] + weight = self.weight(k,v) + if weight!=1: + a.append('weight=%d' % weight) + length = self.alien(k,v) + if length: + a.append('minlen=%d' % length) + return a + + def get_data(self): + t = eval(sys.stdin.read()) + return t['depgraph'],t['types'] + + def get_output_file(self): + return sys.stdout + + def use(self,s,type): + # Return true if this module is interesting and should be drawn. Return false + # if it should be completely omitted. This is a default policy - please override. + if s in ('os','sys','qt','time','__future__','types','re','string'): + # nearly all modules use all of these... more or less. They add nothing to + # our diagram. + return 0 + if s.startswith('encodings.'): + return 0 + if s=='__main__': + return 1 + if self.toocommon(s,type): + # A module where we dont want to draw references _to_. Dot doesnt handle these + # well, so it is probably best to not draw them at all. + return 0 + return 1 + + def toocommon(self,s,type): + # Return true if references to this module are uninteresting. Such references + # do not get drawn. This is a default policy - please override. + # + if s=='__main__': + # references *to* __main__ are never interesting. omitting them means + # that main floats to the top of the page + return 1 + if type==imp.PKG_DIRECTORY: + # dont draw references to packages. + return 1 + return 0 + + def weight(self,a,b): + # Return the weight of the dependency from a to b. Higher weights + # usually have shorter straighter edges. Return 1 if it has normal weight. + # A value of 4 is usually good for ensuring that a related pair of modules + # are drawn next to each other. This is a default policy - please override. + # + if b.split('.')[-1].startswith('_'): + # A module that starts with an underscore. You need a special reason to + # import these (for example random imports _random), so draw them close + # together + return 4 + return 1 + + def alien(self,a,b): + # Return non-zero if references to this module are strange, and should be drawn + # extra-long. the value defines the length, in rank. This is also good for putting some + # vertical space between seperate subsystems. This is a default policy - please override. + # + return 0 + + def label(self,s): + # Convert a module name to a formatted node label. This is a default policy - please override. + # + return '\\.\\n'.join(s.split('.')) + + def color(self,s,type): + # Return the node color for this module name. This is a default policy - please override. + # + # Calculate a color systematically based on the hash of the module name. Modules in the + # same package have the same color. Unpackaged modules are grey + t = self.normalise_module_name_for_hash_coloring(s,type) + return self.color_from_name(t) + + def normalise_module_name_for_hash_coloring(self,s,type): + if type==imp.PKG_DIRECTORY: + return s + else: + i = s.rfind('.') + if i<0: + return '' + else: + return s[:i] + + def color_from_name(self,name): + n = md5.md5(name).digest() + hf = float(ord(n[0])+ord(n[1])*0xff)/0xffff + sf = float(ord(n[2]))/0xff + vf = float(ord(n[3]))/0xff + r,g,b = colorsys.hsv_to_rgb(hf, 0.3+0.6*sf, 0.8+0.2*vf) + return '#%02x%02x%02x' % (r*256,g*256,b*256) + + +def main(): + pydepgraphdot().main(sys.argv[1:]) + +if __name__=='__main__': + main() + + + diff --git a/py2depgraph.py b/py2depgraph.py new file mode 100644 index 0000000..5e97e06 --- /dev/null +++ b/py2depgraph.py @@ -0,0 +1,62 @@ +# Copyright 2004 Toby Dickenson +# +# Permission is hereby granted, free of charge, to any person obtaining +# a copy of this software and associated documentation files (the +# "Software"), to deal in the Software without restriction, including +# without limitation the rights to use, copy, modify, merge, publish, +# distribute, sublicense, and/or sell copies of the Software, and to +# permit persons to whom the Software is furnished to do so, subject +# to the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY +# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, +# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE +# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +import sys, pprint +import modulefinder + +class mymf(modulefinder.ModuleFinder): + def __init__(self,*args,**kwargs): + self._depgraph = {} + self._types = {} + self._last_caller = None + modulefinder.ModuleFinder.__init__(self,*args,**kwargs) + + def import_hook(self, name, caller=None, fromlist=None): + old_last_caller = self._last_caller + try: + self._last_caller = caller + return modulefinder.ModuleFinder.import_hook(self,name,caller,fromlist) + finally: + self._last_caller = old_last_caller + + def import_module(self,partnam,fqname,parent): + r = modulefinder.ModuleFinder.import_module(self,partnam,fqname,parent) + if r is not None: + self._depgraph.setdefault(self._last_caller.__name__,{})[r.__name__] = 1 + return r + + def load_module(self, fqname, fp, pathname, (suffix, mode, type)): + r = modulefinder.ModuleFinder.load_module(self, fqname, fp, pathname, (suffix, mode, type)) + if r is not None: + self._types[r.__name__] = type + return r + + +def main(argv): + path = sys.path[:] + debug = 0 + exclude = [] + mf = mymf(path,debug,exclude) + mf.run_script(argv[0]) + pprint.pprint({'depgraph':mf._depgraph,'types':mf._types}) + +if __name__=='__main__': + main(sys.argv[1:]) \ No newline at end of file