diff options
Diffstat (limited to 'Lib/lib2to3/fixes/fix_imports.py')
-rw-r--r-- | Lib/lib2to3/fixes/fix_imports.py | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/Lib/lib2to3/fixes/fix_imports.py b/Lib/lib2to3/fixes/fix_imports.py deleted file mode 100644 index aaf4f2f..0000000 --- a/Lib/lib2to3/fixes/fix_imports.py +++ /dev/null @@ -1,145 +0,0 @@ -"""Fix incompatible imports and module references.""" -# Authors: Collin Winter, Nick Edds - -# Local imports -from .. import fixer_base -from ..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)) |