Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/packagescan.py @ 1596:41366b7d6709
fix 'hg tag <tagname> <revision>
- fix a collision with the option keyword rev and the option
name
- update the tests
author | Benoit Boissinot <benoit.boissinot@ens-lyon.org> |
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date | Tue, 27 Dec 2005 12:52:10 -0600 |
parents | 2073e5a71008 |
children | 7f12a63568ae |
rev | line source |
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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 mod = __import__(m,scope,scope) |
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20 scope[m] = mod |
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21 requiredmodules[mod.__name__] = 1 |
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22 |
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23 def getmodules(libpath,packagename): |
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24 """ helper for finding all required modules of package <packagename> """ |
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25 # Use the package in the build directory |
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26 libpath = os.path.abspath(libpath) |
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27 sys.path.insert(0,libpath) |
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28 packdir = os.path.join(libpath,packagename) |
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29 # A normal import would not find the package in |
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30 # the build directory. ihook is used to force the import. |
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31 # After the package is imported the import scope for |
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32 # the following imports is settled. |
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33 p = importfrom(packdir) |
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34 globals()[packagename] = p |
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35 sys.modules[packagename] = p |
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36 # Fetch the python modules in the package |
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37 cwd = os.getcwd() |
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38 os.chdir(packdir) |
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39 pymodulefiles = glob.glob('*.py') |
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40 extmodulefiles = glob.glob('*.pyd') |
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41 os.chdir(cwd) |
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42 # Install a fake demandload module |
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43 sys.modules['mercurial.demandload'] = sys.modules['mercurial.packagescan'] |
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44 # Import all python modules and by that run the fake demandload |
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45 for m in pymodulefiles: |
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46 if m == '__init__.py': continue |
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47 tmp = {} |
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48 mname,ext = os.path.splitext(m) |
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49 fullname = packagename+'.'+mname |
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50 __import__(fullname,tmp,tmp) |
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51 requiredmodules[fullname] = 1 |
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52 # Import all extension modules and by that run the fake demandload |
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53 for m in extmodulefiles: |
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54 tmp = {} |
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55 mname,ext = os.path.splitext(m) |
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56 fullname = packagename+'.'+mname |
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57 __import__(fullname,tmp,tmp) |
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58 requiredmodules[fullname] = 1 |
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59 includes = requiredmodules.keys() |
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60 return includes |
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61 |
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62 def importfrom(filename): |
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63 """ |
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64 import module/package from a named file and returns the module. |
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65 It does not check on sys.modules or includes the module in the scope. |
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66 """ |
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67 loader = ihooks.BasicModuleLoader() |
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68 path, file = os.path.split(filename) |
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69 name, ext = os.path.splitext(file) |
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70 m = loader.find_module_in_dir(name, path) |
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71 if not m: |
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72 raise ImportError, name |
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73 m = loader.load_module(name, m) |
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74 return m |