Function _normalize_module

Lib/doctest.py:215–238

Return the module specified by `module`. In particular: - If `module` is a module, then return module. - If `module` is a string, then import and return the module with that name. - If `module` is None, then return the calling module. The calling module is ass

(module, depth=2)

    return flags

def _normalize_module(module, depth=2):
    """
    Return the module specified by `module`.  In particular:
      - If `module` is a module, then return module.
      - If `module` is a string, then import and return the
        module with that name.
      - If `module` is None, then return the calling module.
        The calling module is assumed to be the module of
        the stack frame at the given depth in the call stack.
    """
    if inspect.ismodule(module):
        return module
    elif isinstance(module, str):
        return __import__(module, globals(), locals(), ["*"])
    elif module is None:
        try:
            try:
                return sys.modules[sys._getframemodulename(depth)]
            except AttributeError:
                return sys.modules[sys._getframe(depth).f_globals['__name__']]
        except KeyError:
            pass
    else:
        raise TypeError("Expected a module, string, or None")

def _load_testfile(filename, package, module_relative, encoding):
    if module_relative: