mirror of
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138 lines
4.2 KiB
Python
138 lines
4.2 KiB
Python
# This module is used to map the old Python 2 names to the new names used in
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# Python 3 for the pickle module. This needed to make pickle streams
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# generated with Python 2 loadable by Python 3.
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# This is a copy of lib2to3.fixes.fix_imports.MAPPING. We cannot import
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# lib2to3 and use the mapping defined there, because lib2to3 uses pickle.
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# Thus, this could cause the module to be imported recursively.
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IMPORT_MAPPING = {
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'StringIO': 'io',
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'cStringIO': 'io',
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'cPickle': 'pickle',
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'__builtin__' : 'builtins',
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'copy_reg': 'copyreg',
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'Queue': 'queue',
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'SocketServer': 'socketserver',
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'ConfigParser': 'configparser',
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'repr': 'reprlib',
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'FileDialog': 'tkinter.filedialog',
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'tkFileDialog': 'tkinter.filedialog',
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'SimpleDialog': 'tkinter.simpledialog',
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'tkSimpleDialog': 'tkinter.simpledialog',
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'tkColorChooser': 'tkinter.colorchooser',
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'tkCommonDialog': 'tkinter.commondialog',
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'Dialog': 'tkinter.dialog',
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'Tkdnd': 'tkinter.dnd',
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'tkFont': 'tkinter.font',
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'tkMessageBox': 'tkinter.messagebox',
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'ScrolledText': 'tkinter.scrolledtext',
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'Tkconstants': 'tkinter.constants',
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'Tix': 'tkinter.tix',
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'ttk': 'tkinter.ttk',
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'Tkinter': 'tkinter',
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'markupbase': '_markupbase',
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'_winreg': 'winreg',
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'thread': '_thread',
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'dummy_thread': '_dummy_thread',
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'dbhash': 'dbm.bsd',
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'dumbdbm': 'dbm.dumb',
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'dbm': 'dbm.ndbm',
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'gdbm': 'dbm.gnu',
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'xmlrpclib': 'xmlrpc.client',
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'DocXMLRPCServer': 'xmlrpc.server',
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'SimpleXMLRPCServer': 'xmlrpc.server',
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'httplib': 'http.client',
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'htmlentitydefs' : 'html.entities',
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'HTMLParser' : 'html.parser',
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'Cookie': 'http.cookies',
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'cookielib': 'http.cookiejar',
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'BaseHTTPServer': 'http.server',
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'SimpleHTTPServer': 'http.server',
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'CGIHTTPServer': 'http.server',
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'test.test_support': 'test.support',
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'commands': 'subprocess',
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'UserString' : 'collections',
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'UserList' : 'collections',
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'urlparse' : 'urllib.parse',
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'robotparser' : 'urllib.robotparser',
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'whichdb': 'dbm',
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'anydbm': 'dbm'
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}
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# This contains rename rules that are easy to handle. We ignore the more
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# complex stuff (e.g. mapping the names in the urllib and types modules).
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# These rules should be run before import names are fixed.
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NAME_MAPPING = {
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('__builtin__', 'xrange'): ('builtins', 'range'),
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('__builtin__', 'reduce'): ('functools', 'reduce'),
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('__builtin__', 'intern'): ('sys', 'intern'),
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('__builtin__', 'unichr'): ('builtins', 'chr'),
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('__builtin__', 'basestring'): ('builtins', 'str'),
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('__builtin__', 'long'): ('builtins', 'int'),
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('itertools', 'izip'): ('builtins', 'zip'),
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('itertools', 'imap'): ('builtins', 'map'),
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('itertools', 'ifilter'): ('builtins', 'filter'),
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('itertools', 'ifilterfalse'): ('itertools', 'filterfalse'),
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}
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PYTHON2_EXCEPTIONS = (
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"ArithmeticError",
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"AssertionError",
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"AttributeError",
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"BaseException",
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"BufferError",
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"BytesWarning",
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"DeprecationWarning",
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"EOFError",
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"EnvironmentError",
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"Exception",
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"FloatingPointError",
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"FutureWarning",
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"GeneratorExit",
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"IOError",
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"ImportError",
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"ImportWarning",
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"IndentationError",
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"IndexError",
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"KeyError",
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"KeyboardInterrupt",
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"LookupError",
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"MemoryError",
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"NameError",
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"NotImplementedError",
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"OSError",
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"OverflowError",
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"PendingDeprecationWarning",
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"ReferenceError",
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"RuntimeError",
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"RuntimeWarning",
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# StandardError is gone in Python 3, so we map it to Exception
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"StopIteration",
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"SyntaxError",
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"SyntaxWarning",
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"SystemError",
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"SystemExit",
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"TabError",
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"TypeError",
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"UnboundLocalError",
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"UnicodeDecodeError",
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"UnicodeEncodeError",
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"UnicodeError",
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"UnicodeTranslateError",
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"UnicodeWarning",
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"UserWarning",
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"ValueError",
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"Warning",
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"ZeroDivisionError",
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)
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for excname in PYTHON2_EXCEPTIONS:
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NAME_MAPPING[("exceptions", excname)] = ("builtins", excname)
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NAME_MAPPING[("exceptions", "StandardError")] = ("builtins", "Exception")
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# Same, but for 3.x to 2.x
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REVERSE_IMPORT_MAPPING = dict((v, k) for (k, v) in IMPORT_MAPPING.items())
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REVERSE_NAME_MAPPING = dict((v, k) for (k, v) in NAME_MAPPING.items())
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