def __init__(self, specs):
    self._result = None
    self._command_line_specs = specs
    self._flag_sources = collections.defaultdict((lambda : set()))
    self._flag_compiler_defaults = set()
def __init__(self, specs):
    self._result = None
    self._command_line_specs = specs
    self._flag_sources = collections.defaultdict((lambda : set()))
    self._flag_compiler_defaults = set()