mercurial/packagescan.py
changeset 2995 0171a5432621
parent 2600 c4325f0a9b91
child 2996 799811087044
equal deleted inserted replaced
2830:49988d9f0758 2995:0171a5432621
    24 def demandload(scope, modules):
    24 def demandload(scope, modules):
    25     """ fake demandload function that collects the required modules
    25     """ fake demandload function that collects the required modules
    26         foo            import foo
    26         foo            import foo
    27         foo bar        import foo, bar
    27         foo bar        import foo, bar
    28         foo.bar        import foo.bar
    28         foo.bar        import foo.bar
       
    29         foo@bar        import foo as bar
    29         foo:bar        from foo import bar
    30         foo:bar        from foo import bar
    30         foo:bar,quux   from foo import bar, quux
    31         foo:bar,quux   from foo import bar, quux
    31         foo.bar:quux   from foo.bar import quux"""
    32         foo.bar:quux   from foo.bar import quux"""
    32 
    33 
    33     for m in modules.split():
    34     for m in modules.split():
    36             module, fromlist = m.split(':')
    37             module, fromlist = m.split(':')
    37             fromlist = fromlist.split(',')
    38             fromlist = fromlist.split(',')
    38         except:
    39         except:
    39             module = m
    40             module = m
    40             fromlist = []
    41             fromlist = []
       
    42         as = None
       
    43         if '@' in module:
       
    44             module, as = module.split("@")
    41         mod = __import__(module, scope, scope, fromlist)
    45         mod = __import__(module, scope, scope, fromlist)
    42         if fromlist == []:
    46         if fromlist == []:
    43             # mod is only the top package, but we need all packages
    47             # mod is only the top package, but we need all packages
    44             comp = module.split('.')
    48             comp = module.split('.')
    45             i = 1
    49             i = 1
    46             mn = comp[0]
    50             mn = comp[0]
    47             while True:
    51             while True:
    48                 # mn and mod.__name__ might not be the same
    52                 # mn and mod.__name__ might not be the same
    49                 scope[mn] = mod
    53                 if not as:
       
    54                     as = mn
       
    55                 scope[as] = mod
    50                 requiredmodules[mod.__name__] = 1
    56                 requiredmodules[mod.__name__] = 1
    51                 if len(comp) == i: break
    57                 if len(comp) == i: break
    52                 mod = getattr(mod,comp[i])
    58                 mod = getattr(mod,comp[i])
    53                 mn = string.join(comp[:i+1],'.')
    59                 mn = string.join(comp[:i+1],'.')
    54                 i += 1
    60                 i += 1