Mercurial > hg > mercurial-crew-with-dirclash

annotate mercurial/packagescan.py @ 1987:04c17fc39c84

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add changelog style to command line template. to use, "hg log --style=changelog". makes different output with no flags, -q, -v, --debug. templater module has new template filters for this. email - committer email address fill68 - refill text to 68 colums fill76 - refill text to 76 colums tabindent - prefix every not empty line with tab shortdate - iso 8631 date, no time zone stringify - turn template iterator into string
author Vadim Gelfer <vadim.gelfer@gmail.com>
date Tue, 21 Mar 2006 23:29:21 -0800
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children 685597676a13 c58a403aa830
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1 # packagescan.py - Helper module for identifing used modules.
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2 # Used for the py2exe distutil.
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3 #
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4 # Copyright 2005 Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
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5 #
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6 # This software may be used and distributed according to the terms
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7 # of the GNU General Public License, incorporated herein by reference.
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8 import glob
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9 import os
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10 import sys
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11 import demandload
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12 import ihooks
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13
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14 requiredmodules = {} # Will contain the modules imported by demandload
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15 def demandload(scope, modules):
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16 """ fake demandload function that collects the required modules """
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17 for m in modules.split():
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18 mod = None
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19 try:
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20 module, submodules = m.split(':')
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21 submodules = submodules.split(',')
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22 except:
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23 module = m
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24 submodules = []
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25 mod = __import__(module, scope, scope, submodules)
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26 scope[module] = mod
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27 requiredmodules[mod.__name__] = 1
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28
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29 def getmodules(libpath,packagename):
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30 """ helper for finding all required modules of package <packagename> """
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31 # Use the package in the build directory
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32 libpath = os.path.abspath(libpath)
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33 sys.path.insert(0,libpath)
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34 packdir = os.path.join(libpath,packagename)
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35 # A normal import would not find the package in
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36 # the build directory. ihook is used to force the import.
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37 # After the package is imported the import scope for
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38 # the following imports is settled.
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39 p = importfrom(packdir)
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40 globals()[packagename] = p
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41 sys.modules[packagename] = p
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42 # Fetch the python modules in the package
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43 cwd = os.getcwd()
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44 os.chdir(packdir)
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45 pymodulefiles = glob.glob('*.py')
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46 extmodulefiles = glob.glob('*.pyd')
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47 os.chdir(cwd)
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48 # Install a fake demandload module
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49 sys.modules['mercurial.demandload'] = sys.modules['mercurial.packagescan']
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50 # Import all python modules and by that run the fake demandload
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51 for m in pymodulefiles:
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52 if m == '__init__.py': continue
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53 tmp = {}
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54 mname,ext = os.path.splitext(m)
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55 fullname = packagename+'.'+mname
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56 __import__(fullname,tmp,tmp)
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57 requiredmodules[fullname] = 1
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58 # Import all extension modules and by that run the fake demandload
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59 for m in extmodulefiles:
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60 tmp = {}
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61 mname,ext = os.path.splitext(m)
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62 fullname = packagename+'.'+mname
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63 __import__(fullname,tmp,tmp)
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64 requiredmodules[fullname] = 1
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65 includes = requiredmodules.keys()
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66 return includes
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67
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68 def importfrom(filename):
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69 """
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70 import module/package from a named file and returns the module.
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71 It does not check on sys.modules or includes the module in the scope.
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72 """
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73 loader = ihooks.BasicModuleLoader()
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74 path, file = os.path.split(filename)
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75 name, ext = os.path.splitext(file)
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76 m = loader.find_module_in_dir(name, path)
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77 if not m:
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78 raise ImportError, name
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79 m = loader.load_module(name, m)
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80 return m