105     # 'fullname', or whether it could be a portion of a namespace
109     def find_loader(self, fullname, path=None):  argument
110         """find_loader(fullname, path=None) -> self, str or None.
112         Search for a module specified by 'fullname'. 'fullname' must be the
124         mi = _get_module_info(self, fullname)
132         # We're only interested in the last path component of fullname
134         modpath = _get_module_path(self, fullname)
145     # 'fullname'. Return self if we can, None if we can't.
146     def find_module(self, fullname, path=None):  argument
147         """find_module(fullname, path=None) -> self or None.
149         Search for a module specified by 'fullname'. 'fullname' must be the
160         return self.find_loader(fullname, path)[0]
162     def find_spec(self, fullname, target=None):  argument
167         module_info = _get_module_info(self, fullname)
169             return _bootstrap.spec_from_loader(fullname, self, is_package=module_info)
174             # We're only interested in the last path component of fullname
176             modpath = _get_module_path(self, fullname)
182                 spec = _bootstrap.ModuleSpec(name=fullname, loader=None,
189     def get_code(self, fullname):  argument
190         """get_code(fullname) -> code object.
195         code, ispackage, modpath = _get_module_code(self, fullname)
220     def get_filename(self, fullname):  argument
221         """get_filename(fullname) -> filename string.
228         code, ispackage, modpath = _get_module_code(self, fullname)
232     def get_source(self, fullname):  argument
233         """get_source(fullname) -> source string.
239         mi = _get_module_info(self, fullname)
241             raise ZipImportError(f"can't find module {fullname!r}", name=fullname)
243         path = _get_module_path(self, fullname)
258     def is_package(self, fullname):  argument
259         """is_package(fullname) -> bool.
261         Return True if the module specified by fullname is a package.
264         mi = _get_module_info(self, fullname)
266             raise ZipImportError(f"can't find module {fullname!r}", name=fullname)
270     # Load and return the module named by 'fullname'.
271     def load_module(self, fullname):  argument
272         """load_module(fullname) -> module.
274         Load the module specified by 'fullname'. 'fullname' must be the
283         code, ispackage, modpath = _get_module_code(self, fullname)
284         mod = sys.modules.get(fullname)
286             mod = _module_type(fullname)
287             sys.modules[fullname] = mod
294                 path = _get_module_path(self, fullname)
300             _bootstrap_external._fix_up_module(mod.__dict__, fullname, modpath)
303             del sys.modules[fullname]
307             mod = sys.modules[fullname]
309             raise ImportError(f'Loaded module {fullname!r} not found in sys.modules')
310         _bootstrap._verbose_message('import {} # loaded from Zip {}', fullname, modpath)
314     def get_resource_reader(self, fullname):  argument
317         If 'fullname' is a package within the zip file, return the
321             if not self.is_package(fullname):
326         return ZipReader(self, fullname)
357 def _get_module_path(self, fullname):  argument
358     return self.prefix + fullname.rpartition('.')[2]
370 def _get_module_info(self, fullname):  argument
371     path = _get_module_path(self, fullname)
641 def _unmarshal_code(self, pathname, fullpath, fullname, data):  argument
643         'name': fullname,
647     flags = _bootstrap_external._classify_pyc(data, fullname, exc_details)
662                     data, source_hash, fullname, exc_details)
673                     f'bytecode is stale for {fullname!r}')
745 # 'fullname'.
746 def _get_module_code(self, fullname):  argument
747     path = _get_module_path(self, fullname)
762                     code = _unmarshal_code(self, modpath, fullpath, fullname, data)
776             raise ZipImportError(msg, name=fullname) from import_error
778             raise ZipImportError(f"can't find module {fullname!r}", name=fullname)