/proc/self/root/proc/self/root/proc/self/root/usr/lib64/python3.9/lib2to3/fixes
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"""Fix incompatible imports and module references."""# Authors: Collin Winter, Nick Edds # Local importsfrom .. import fixer_basefrom ..fixer_util import Name, attr_chain MAPPING = {'StringIO': 'io', 'cStringIO': 'io', 'cPickle': 'pickle', '__builtin__' : 'builtins', 'copy_reg': 'copyreg', 'Queue': 'queue', 'SocketServer': 'socketserver', 'ConfigParser': 'configparser', 'repr': 'reprlib', 'FileDialog': 'tkinter.filedialog', 'tkFileDialog': 'tkinter.filedialog', 'SimpleDialog': 'tkinter.simpledialog', 'tkSimpleDialog': 'tkinter.simpledialog', 'tkColorChooser': 'tkinter.colorchooser', 'tkCommonDialog': 'tkinter.commondialog', 'Dialog': 'tkinter.dialog', 'Tkdnd': 'tkinter.dnd', 'tkFont': 'tkinter.font', 'tkMessageBox': 'tkinter.messagebox', 'ScrolledText': 'tkinter.scrolledtext', 'Tkconstants': 'tkinter.constants', 'Tix': 'tkinter.tix', 'ttk': 'tkinter.ttk', 'Tkinter': 'tkinter', 'markupbase': '_markupbase', '_winreg': 'winreg', 'thread': '_thread', 'dummy_thread': '_dummy_thread', # anydbm and whichdb are handled by fix_imports2 'dbhash': 'dbm.bsd', 'dumbdbm': 'dbm.dumb', 'dbm': 'dbm.ndbm', 'gdbm': 'dbm.gnu', 'xmlrpclib': 'xmlrpc.client', 'DocXMLRPCServer': 'xmlrpc.server', 'SimpleXMLRPCServer': 'xmlrpc.server', 'httplib': 'http.client', 'htmlentitydefs' : 'html.entities', 'HTMLParser' : 'html.parser', 'Cookie': 'http.cookies', 'cookielib': 'http.cookiejar', 'BaseHTTPServer': 'http.server', 'SimpleHTTPServer': 'http.server', 'CGIHTTPServer': 'http.server', #'test.test_support': 'test.support', 'commands': 'subprocess', 'UserString' : 'collections', 'UserList' : 'collections', 'urlparse' : 'urllib.parse', 'robotparser' : 'urllib.robotparser',} def alternates(members): return "(" + "|".join(map(repr, members)) + ")" def build_pattern(mapping=MAPPING): mod_list = ' | '.join(["module_name='%s'" % key for key in mapping]) bare_names = alternates(mapping.keys()) yield """name_import=import_name< 'import' ((%s) | multiple_imports=dotted_as_names< any* (%s) any* >) > """ % (mod_list, mod_list) yield """import_from< 'from' (%s) 'import' ['('] ( any | import_as_name< any 'as' any > | import_as_names< any* >) [')'] > """ % mod_list yield """import_name< 'import' (dotted_as_name< (%s) 'as' any > | multiple_imports=dotted_as_names< any* dotted_as_name< (%s) 'as' any > any* >) > """ % (mod_list, mod_list) # Find usages of module members in code e.g. thread.foo(bar) yield "power< bare_with_attr=(%s) trailer<'.' any > any* >" % bare_names class FixImports(fixer_base.BaseFix): BM_compatible = True keep_line_order = True # This is overridden in fix_imports2. mapping = MAPPING # We want to run this fixer late, so fix_import doesn't try to make stdlib # renames into relative imports. run_order = 6 def build_pattern(self): return "|".join(build_pattern(self.mapping)) def compile_pattern(self): # We override this, so MAPPING can be pragmatically altered and the # changes will be reflected in PATTERN. self.PATTERN = self.build_pattern() super(FixImports, self).compile_pattern() # Don't match the node if it's within another match. def match(self, node): match = super(FixImports, self).match results = match(node) if results: # Module usage could be in the trailer of an attribute lookup, so we # might have nested matches when "bare_with_attr" is present. if "bare_with_attr" not in results and \ any(match(obj) for obj in attr_chain(node, "parent")): return False return results return False def start_tree(self, tree, filename): super(FixImports, self).start_tree(tree, filename) self.replace = {} def transform(self, node, results): import_mod = results.get("module_name") if import_mod: mod_name = import_mod.value new_name = self.mapping[mod_name] import_mod.replace(Name(new_name, prefix=import_mod.prefix)) if "name_import" in results: # If it's not a "from x import x, y" or "import x as y" import, # marked its usage to be replaced. self.replace[mod_name] = new_name if "multiple_imports" in results: # This is a nasty hack to fix multiple imports on a line (e.g., # "import StringIO, urlparse"). The problem is that I can't # figure out an easy way to make a pattern recognize the keys of # MAPPING randomly sprinkled in an import statement. results = self.match(node) if results: self.transform(node, results) else: # Replace usage of the module. bare_name = results["bare_with_attr"][0] new_name = self.replace.get(bare_name.value) if new_name: bare_name.replace(Name(new_name, prefix=bare_name.prefix))