Synopsis - Synopsis/import_processor.py

File: Synopsis/import_processor.py

     1#
     2# Copyright (C) 2003 Stefan Seefeld
     3# All rights reserved.
     4# Licensed to the public under the terms of the GNU LGPL (>= 2),
     5# see the file COPYING for details.
     6#
     7
     8def import_processor(name, verbose=False):
     9    """Import a named processor and return it.
    10    Throws ImportError on failure."""
    11
    12
    13    i = name.rfind('.')
    14    if i == -1:
    15        raise ImportError, '%s does not name a valid processor'%name
    16
    17    module, processor = name[:i], name.split('.')
    18    mod = __import__(module)
    19
    20    for c in processor[1:]:
    21        try:
    22            mod = getattr(mod, c)
    23        except AttributeError, msg:
    24            raise ImportError, "Unable to find %s in %s"%(c, repr(mod))
    25
    26    return mod
    27

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