def value_to_jam(value, methods=False):
    """Makes a token to refer to a Python value inside Jam language code.

    The token is merely a string that can be passed around in Jam code and
    eventually passed back. For example, we might want to pass PropertySet
    instance to a tag function and it might eventually call back
    to virtual_target.add_suffix_and_prefix, passing the same instance.

    For values that are classes, we'll also make class methods callable
    from Jam.

    Note that this is necessary to make a bit more of existing Jamfiles work.
    This trick should not be used to much, or else the performance benefits of
    Python port will be eaten.
    """

    global __value_id

    r = __python_to_jam.get(value, None)
    if r:
        return r

    exported_name = '###_' + str(__value_id)
    __value_id = __value_id + 1
    __python_to_jam[value] = exported_name
    __jam_to_python[exported_name] = value

    if methods and type(value) == types.InstanceType:
        for field_name in dir(value):
            field = getattr(value, field_name)
            if callable(field) and not field_name.startswith("__"):
                bjam.import_rule("", exported_name + "." + field_name, field)

    return exported_name
def value_to_jam ( value , methods = False ) : global __value_id r = __python_to_jam . get ( value , None ) if r : return r exported_name = '###_' + str ( __value_id ) __value_id = __value_id + 1 __python_to_jam [ value ] = exported_name __jam_to_python [ exported_name ] = value if methods and type ( value ) == types . InstanceType : for field_name in dir ( value ) : field = getattr ( value , field_name ) if callable ( field ) and not field_name . startswith ( "__" ) : bjam . import_rule ( "" , exported_name + "." + field_name , field ) return exported_name
Makes a token to refer to a Python value inside Jam language code.

    The token is merely a string that can be passed around in Jam code and
    eventually passed back. For example, we might want to pass PropertySet
    instance to a tag function and it might eventually call back
    to virtual_target.add_suffix_and_prefix, passing the same instance.

    For values that are classes, we'll also make class methods callable
    from Jam.

    Note that this is necessary to make a bit more of existing Jamfiles work.
    This trick should not be used to much, or else the performance benefits of
    Python port will be eaten.