def __init__(cls, name, bases, dct, map_kind=True):
    super(PropertiedClass, cls).__init__(name, bases, dct)

    _initialize_properties(cls, name, bases, dct)

    if map_kind:
      _kind_map[cls.kind()] = cls
Parses only RFC2822 headers from a file pointer.
dataset/ETHPy150Open CollabQ/CollabQ/.google_appengine/google/appengine/ext/db/__init__.py/PropertiedClass.__init__--crossover with--dataset/ETHPy150Open OpenCobolIDE/OpenCobolIDE/open_cobol_ide/extlibs/future/backports/http/client.py/parse_headers