codekingpro/portable-devtools

1# This module is used to map the old Python 2 names to the new names used in2# Python 3 for the pickle module.  This needed to make pickle streams3# generated with Python 2 loadable by Python 3.4 5# This is a copy of lib2to3.fixes.fix_imports.MAPPING.  We cannot import6# lib2to3 and use the mapping defined there, because lib2to3 uses pickle.7# Thus, this could cause the module to be imported recursively.8IMPORT_MAPPING = {9    '__builtin__' : 'builtins',10    'copy_reg': 'copyreg',11    'Queue': 'queue',12    'SocketServer': 'socketserver',13    'ConfigParser': 'configparser',14    'repr': 'reprlib',15    'tkFileDialog': 'tkinter.filedialog',16    'tkSimpleDialog': 'tkinter.simpledialog',17    'tkColorChooser': 'tkinter.colorchooser',18    'tkCommonDialog': 'tkinter.commondialog',19    'Dialog': 'tkinter.dialog',20    'Tkdnd': 'tkinter.dnd',21    'tkFont': 'tkinter.font',22    'tkMessageBox': 'tkinter.messagebox',23    'ScrolledText': 'tkinter.scrolledtext',24    'Tkconstants': 'tkinter.constants',25    'ttk': 'tkinter.ttk',26    'Tkinter': 'tkinter',27    'markupbase': '_markupbase',28    '_winreg': 'winreg',29    'thread': '_thread',30    'dummy_thread': '_dummy_thread',31    'dbhash': 'dbm.bsd',32    'dumbdbm': 'dbm.dumb',33    'dbm': 'dbm.ndbm',34    'gdbm': 'dbm.gnu',35    'xmlrpclib': 'xmlrpc.client',36    'SimpleXMLRPCServer': 'xmlrpc.server',37    'httplib': 'http.client',38    'htmlentitydefs' : 'html.entities',39    'HTMLParser' : 'html.parser',40    'Cookie': 'http.cookies',41    'cookielib': 'http.cookiejar',42    'BaseHTTPServer': 'http.server',43    'test.test_support': 'test.support',44    'commands': 'subprocess',45    'urlparse' : 'urllib.parse',46    'robotparser' : 'urllib.robotparser',47    'urllib2': 'urllib.request',48    'anydbm': 'dbm',49    '_abcoll' : 'collections.abc',50}51 52 53# This contains rename rules that are easy to handle.  We ignore the more54# complex stuff (e.g. mapping the names in the urllib and types modules).55# These rules should be run before import names are fixed.56NAME_MAPPING = {57    ('__builtin__', 'xrange'):     ('builtins', 'range'),58    ('__builtin__', 'reduce'):     ('functools', 'reduce'),59    ('__builtin__', 'intern'):     ('sys', 'intern'),60    ('__builtin__', 'unichr'):     ('builtins', 'chr'),61    ('__builtin__', 'unicode'):    ('builtins', 'str'),62    ('__builtin__', 'long'):       ('builtins', 'int'),63    ('itertools', 'izip'):         ('builtins', 'zip'),64    ('itertools', 'imap'):         ('builtins', 'map'),65    ('itertools', 'ifilter'):      ('builtins', 'filter'),66    ('itertools', 'ifilterfalse'): ('itertools', 'filterfalse'),67    ('itertools', 'izip_longest'): ('itertools', 'zip_longest'),68    ('UserDict', 'IterableUserDict'): ('collections', 'UserDict'),69    ('UserList', 'UserList'): ('collections', 'UserList'),70    ('UserString', 'UserString'): ('collections', 'UserString'),71    ('whichdb', 'whichdb'): ('dbm', 'whichdb'),72    ('_socket', 'fromfd'): ('socket', 'fromfd'),73    ('_multiprocessing', 'Connection'): ('multiprocessing.connection', 'Connection'),74    ('multiprocessing.process', 'Process'): ('multiprocessing.context', 'Process'),75    ('multiprocessing.forking', 'Popen'): ('multiprocessing.popen_fork', 'Popen'),76    ('urllib', 'ContentTooShortError'): ('urllib.error', 'ContentTooShortError'),77    ('urllib', 'getproxies'): ('urllib.request', 'getproxies'),78    ('urllib', 'pathname2url'): ('urllib.request', 'pathname2url'),79    ('urllib', 'quote_plus'): ('urllib.parse', 'quote_plus'),80    ('urllib', 'quote'): ('urllib.parse', 'quote'),81    ('urllib', 'unquote_plus'): ('urllib.parse', 'unquote_plus'),82    ('urllib', 'unquote'): ('urllib.parse', 'unquote'),83    ('urllib', 'url2pathname'): ('urllib.request', 'url2pathname'),84    ('urllib', 'urlcleanup'): ('urllib.request', 'urlcleanup'),85    ('urllib', 'urlencode'): ('urllib.parse', 'urlencode'),86    ('urllib', 'urlopen'): ('urllib.request', 'urlopen'),87    ('urllib', 'urlretrieve'): ('urllib.request', 'urlretrieve'),88    ('urllib2', 'HTTPError'): ('urllib.error', 'HTTPError'),89    ('urllib2', 'URLError'): ('urllib.error', 'URLError'),90}91 92PYTHON2_EXCEPTIONS = (93    "ArithmeticError",94    "AssertionError",95    "AttributeError",96    "BaseException",97    "BufferError",98    "BytesWarning",99    "DeprecationWarning",100    "EOFError",101    "EnvironmentError",102    "Exception",103    "FloatingPointError",104    "FutureWarning",105    "GeneratorExit",106    "IOError",107    "ImportError",108    "ImportWarning",109    "IndentationError",110    "IndexError",111    "KeyError",112    "KeyboardInterrupt",113    "LookupError",114    "MemoryError",115    "NameError",116    "NotImplementedError",117    "OSError",118    "OverflowError",119    "PendingDeprecationWarning",120    "ReferenceError",121    "RuntimeError",122    "RuntimeWarning",123    # StandardError is gone in Python 3, so we map it to Exception124    "StopIteration",125    "SyntaxError",126    "SyntaxWarning",127    "SystemError",128    "SystemExit",129    "TabError",130    "TypeError",131    "UnboundLocalError",132    "UnicodeDecodeError",133    "UnicodeEncodeError",134    "UnicodeError",135    "UnicodeTranslateError",136    "UnicodeWarning",137    "UserWarning",138    "ValueError",139    "Warning",140    "ZeroDivisionError",141)142 143try:144    WindowsError145except NameError:146    pass147else:148    PYTHON2_EXCEPTIONS += ("WindowsError",)149 150for excname in PYTHON2_EXCEPTIONS:151    NAME_MAPPING[("exceptions", excname)] = ("builtins", excname)152 153MULTIPROCESSING_EXCEPTIONS = (154    'AuthenticationError',155    'BufferTooShort',156    'ProcessError',157    'TimeoutError',158)159 160for excname in MULTIPROCESSING_EXCEPTIONS:161    NAME_MAPPING[("multiprocessing", excname)] = ("multiprocessing.context", excname)162 163# Same, but for 3.x to 2.x164REVERSE_IMPORT_MAPPING = dict((v, k) for (k, v) in IMPORT_MAPPING.items())165assert len(REVERSE_IMPORT_MAPPING) == len(IMPORT_MAPPING)166REVERSE_NAME_MAPPING = dict((v, k) for (k, v) in NAME_MAPPING.items())167assert len(REVERSE_NAME_MAPPING) == len(NAME_MAPPING)168 169# Non-mutual mappings.170 171IMPORT_MAPPING.update({172    'cPickle': 'pickle',173    '_elementtree': 'xml.etree.ElementTree',174    'FileDialog': 'tkinter.filedialog',175    'SimpleDialog': 'tkinter.simpledialog',176    'DocXMLRPCServer': 'xmlrpc.server',177    'SimpleHTTPServer': 'http.server',178    'CGIHTTPServer': 'http.server',179    # For compatibility with broken pickles saved in old Python 3 versions180    'UserDict': 'collections',181    'UserList': 'collections',182    'UserString': 'collections',183    'whichdb': 'dbm',184    'StringIO':  'io',185    'cStringIO': 'io',186})187 188REVERSE_IMPORT_MAPPING.update({189    '_bz2': 'bz2',190    '_dbm': 'dbm',191    '_functools': 'functools',192    '_gdbm': 'gdbm',193    '_pickle': 'pickle',194})195 196NAME_MAPPING.update({197    ('__builtin__', 'basestring'): ('builtins', 'str'),198    ('exceptions', 'StandardError'): ('builtins', 'Exception'),199    ('UserDict', 'UserDict'): ('collections', 'UserDict'),200    ('socket', '_socketobject'): ('socket', 'SocketType'),201})202 203REVERSE_NAME_MAPPING.update({204    ('_functools', 'reduce'): ('__builtin__', 'reduce'),205    ('tkinter.filedialog', 'FileDialog'): ('FileDialog', 'FileDialog'),206    ('tkinter.filedialog', 'LoadFileDialog'): ('FileDialog', 'LoadFileDialog'),207    ('tkinter.filedialog', 'SaveFileDialog'): ('FileDialog', 'SaveFileDialog'),208    ('tkinter.simpledialog', 'SimpleDialog'): ('SimpleDialog', 'SimpleDialog'),209    ('xmlrpc.server', 'ServerHTMLDoc'): ('DocXMLRPCServer', 'ServerHTMLDoc'),210    ('xmlrpc.server', 'XMLRPCDocGenerator'):211        ('DocXMLRPCServer', 'XMLRPCDocGenerator'),212    ('xmlrpc.server', 'DocXMLRPCRequestHandler'):213        ('DocXMLRPCServer', 'DocXMLRPCRequestHandler'),214    ('xmlrpc.server', 'DocXMLRPCServer'):215        ('DocXMLRPCServer', 'DocXMLRPCServer'),216    ('xmlrpc.server', 'DocCGIXMLRPCRequestHandler'):217        ('DocXMLRPCServer', 'DocCGIXMLRPCRequestHandler'),218    ('http.server', 'SimpleHTTPRequestHandler'):219        ('SimpleHTTPServer', 'SimpleHTTPRequestHandler'),220    ('http.server', 'CGIHTTPRequestHandler'):221        ('CGIHTTPServer', 'CGIHTTPRequestHandler'),222    ('_socket', 'socket'): ('socket', '_socketobject'),223})224 225PYTHON3_OSERROR_EXCEPTIONS = (226    'BrokenPipeError',227    'ChildProcessError',228    'ConnectionAbortedError',229    'ConnectionError',230    'ConnectionRefusedError',231    'ConnectionResetError',232    'FileExistsError',233    'FileNotFoundError',234    'InterruptedError',235    'IsADirectoryError',236    'NotADirectoryError',237    'PermissionError',238    'ProcessLookupError',239    'TimeoutError',240)241 242for excname in PYTHON3_OSERROR_EXCEPTIONS:243    REVERSE_NAME_MAPPING[('builtins', excname)] = ('exceptions', 'OSError')244 245PYTHON3_IMPORTERROR_EXCEPTIONS = (246    'ModuleNotFoundError',247)248 249for excname in PYTHON3_IMPORTERROR_EXCEPTIONS:250    REVERSE_NAME_MAPPING[('builtins', excname)] = ('exceptions', 'ImportError')251del excname252