code
stringlengths
1
1.72M
language
stringclasses
1 value
#! /usr/bin/env python """Non-terminal symbols of Python grammar (from "graminit.h").""" # This file is automatically generated; please don't muck it up! # # To update the symbols in this file, 'cd' to the top directory of # the python source tree after building the interpreter and run: # # python Lib/symbol.py...
Python
#! /usr/bin/env python """Conversions to/from quoted-printable transport encoding as per RFC 1521.""" # (Dec 1991 version). __all__ = ["encode", "decode", "encodestring", "decodestring"] ESCAPE = '=' MAXLINESIZE = 76 HEX = '0123456789ABCDEF' EMPTYSTRING = '' try: from binascii import a2b_qp, b2a_qp except Impo...
Python
#! /usr/bin/env python """Mimification and unmimification of mail messages. Decode quoted-printable parts of a mail message or encode using quoted-printable. Usage: mimify(input, output) unmimify(input, output, decode_base64 = 0) to encode and decode respectively. Input and output may be the name of...
Python
#! /usr/bin/env python """Read/write support for Maildir, mbox, MH, Babyl, and MMDF mailboxes.""" # Notes for authors of new mailbox subclasses: # # Remember to fsync() changes to disk before closing a modified file # or returning from a flush() method. See functions _sync_flush() and # _sync_close(). import sys im...
Python
#!/usr/bin/env python # -*- coding: latin-1 -*- """Generate Python documentation in HTML or text for interactive use. In the Python interpreter, do "from pydoc import help" to provide online help. Calling help(thing) on a Python object documents the object. Or, at the shell command line outside of Python: Run "pydo...
Python
#! /usr/bin/env python """Conversions to/from quoted-printable transport encoding as per RFC 1521.""" # (Dec 1991 version). __all__ = ["encode", "decode", "encodestring", "decodestring"] ESCAPE = '=' MAXLINESIZE = 76 HEX = '0123456789ABCDEF' EMPTYSTRING = '' try: from binascii import a2b_qp, b2a_qp except Impo...
Python
"""Routine to "compile" a .py file to a .pyc (or .pyo) file. This module has intimate knowledge of the format of .pyc files. """ import __builtin__ import imp import marshal import os import sys import traceback MAGIC = imp.get_magic() __all__ = ["compile", "main", "PyCompileError"] class PyCompileError(Exception...
Python
"""Drop-in replacement for the thread module. Meant to be used as a brain-dead substitute so that threaded code does not need to be rewritten for when the thread module is not present. Suggested usage is:: try: import thread except ImportError: import dummy_thread as thread """ # Exports onl...
Python
# # XML-RPC CLIENT LIBRARY # $Id$ # # an XML-RPC client interface for Python. # # the marshalling and response parser code can also be used to # implement XML-RPC servers. # # Notes: # this version is designed to work with Python 2.1 or newer. # # History: # 1999-01-14 fl Created # 1999-01-15 fl Changed dateTime to u...
Python
"""HTTP/1.1 client library <intro stuff goes here> <other stuff, too> HTTPConnection goes through a number of "states", which define when a client may legally make another request or fetch the response for a particular request. This diagram details these state transitions: (null) | | HTTPConnection()...
Python
"""HTTP cookie handling for web clients. This module has (now fairly distant) origins in Gisle Aas' Perl module HTTP::Cookies, from the libwww-perl library. Docstrings, comments and debug strings in this code refer to the attributes of the HTTP cookie system as cookie-attributes, to distinguish them clearly from Pyth...
Python
"""Interface to the compiler's internal symbol tables""" import _symtable from _symtable import (USE, DEF_GLOBAL, DEF_LOCAL, DEF_PARAM, DEF_IMPORT, DEF_BOUND, OPT_IMPORT_STAR, OPT_EXEC, OPT_BARE_EXEC, SCOPE_OFF, SCOPE_MASK, FREE, GLOBAL_IMPLICIT, GLOBAL_EXPLICIT, CELL, LOCAL) import weakref __all__ = ["sym...
Python
"""Convert "arbitrary" sound files to AIFF (Apple and SGI's audio format). Input may be compressed. Uncompressed file type may be AIFF, WAV, VOC, 8SVX, NeXT/Sun, and others. An exception is raised if the file is not of a recognized type. Returned filename is either the input filename or a temporary filename; in the la...
Python
# # Secret Labs' Regular Expression Engine # # convert template to internal format # # Copyright (c) 1997-2001 by Secret Labs AB. All rights reserved. # # See the sre.py file for information on usage and redistribution. # """Internal support module for sre""" import _sre, sys import sre_parse from sre_constants impo...
Python
#! /usr/bin/env python """Python interface for the 'lsprof' profiler. Compatible with the 'profile' module. """ __all__ = ["run", "runctx", "help", "Profile"] import _lsprof # ____________________________________________________________ # Simple interface def run(statement, filename=None, sort=-1): """Run s...
Python
"""An NNTP client class based on RFC 977: Network News Transfer Protocol. Example: >>> from nntplib import NNTP >>> s = NNTP('news') >>> resp, count, first, last, name = s.group('comp.lang.python') >>> print 'Group', name, 'has', count, 'articles, range', first, 'to', last Group comp.lang.python has 51 articles, rang...
Python
"""A dumb and slow but simple dbm clone. For database spam, spam.dir contains the index (a text file), spam.bak *may* contain a backup of the index (also a text file), while spam.dat contains the data (a binary file). XXX TO DO: - seems to contain a bug when updating... - reclaim free space (currently, space once o...
Python
"""Common operations on Posix pathnames. Instead of importing this module directly, import os and refer to this module as os.path. The "os.path" name is an alias for this module on Posix systems; on other systems (e.g. Mac, Windows), os.path provides the same operations in a manner specific to that platform, and is a...
Python
#! /usr/bin/env python """Token constants (from "token.h").""" # This file is automatically generated; please don't muck it up! # # To update the symbols in this file, 'cd' to the top directory of # the python source tree after building the interpreter and run: # # python Lib/token.py #--start constants-- ENDM...
Python
"""Record of phased-in incompatible language changes. Each line is of the form: FeatureName = "_Feature(" OptionalRelease "," MandatoryRelease "," CompilerFlag ")" where, normally, OptionalRelease < MandatoryRelease, and both are 5-tuples of the same form as sys.version_info: (...
Python
"""An FTP client class and some helper functions. Based on RFC 959: File Transfer Protocol (FTP), by J. Postel and J. Reynolds Example: >>> from ftplib import FTP >>> ftp = FTP('ftp.python.org') # connect to host, default port >>> ftp.login() # default, i.e.: user anonymous, passwd anonymous@ '230 Guest login ok, ac...
Python
"""Convert a NT pathname to a file URL and vice versa.""" def url2pathname(url): """OS-specific conversion from a relative URL of the 'file' scheme to a file system path; not recommended for general use.""" # e.g. # ///C|/foo/bar/spam.foo # becomes # C:\foo\bar\spam.foo import string, urlli...
Python
"""A readline()-style interface to the parts of a multipart message. The MultiFile class makes each part of a multipart message "feel" like an ordinary file, as long as you use fp.readline(). Allows recursive use, for nested multipart messages. Probably best used together with module mimetools. Suggested use: real...
Python
"""Utility functions for copying and archiving files and directory trees. XXX The functions here don't copy the resource fork or other metadata on Mac. """ import os import sys import stat from os.path import abspath import fnmatch import collections import errno try: from pwd import getpwnam except ImportError...
Python
"""Filename matching with shell patterns. fnmatch(FILENAME, PATTERN) matches according to the local convention. fnmatchcase(FILENAME, PATTERN) always takes case in account. The functions operate by translating the pattern into a regular expression. They cache the compiled regular expressions for speed. The function...
Python
#! /usr/bin/env python """RFC 3548: Base16, Base32, Base64 Data Encodings""" # Modified 04-Oct-1995 by Jack Jansen to use binascii module # Modified 30-Dec-2003 by Barry Warsaw to add full RFC 3548 support import re import struct import binascii __all__ = [ # Legacy interface exports traditional RFC 1521 Base6...
Python
"""Simple class to read IFF chunks. An IFF chunk (used in formats such as AIFF, TIFF, RMFF (RealMedia File Format)) has the following structure: +----------------+ | ID (4 bytes) | +----------------+ | size (4 bytes) | +----------------+ | data | | ... | +----------------+ The ID is a 4-byte s...
Python
"""Open an arbitrary URL. See the following document for more info on URLs: "Names and Addresses, URIs, URLs, URNs, URCs", at http://www.w3.org/pub/WWW/Addressing/Overview.html See also the HTTP spec (from which the error codes are derived): "HTTP - Hypertext Transfer Protocol", at http://www.w3.org/pub/WWW/Protocols...
Python
"""Bisection algorithms.""" def insort_right(a, x, lo=0, hi=None): """Insert item x in list a, and keep it sorted assuming a is sorted. If x is already in a, insert it to the right of the rightmost x. Optional args lo (default 0) and hi (default len(a)) bound the slice of a to be searched. """ ...
Python
# -*-mode: python; fill-column: 75; tab-width: 8; coding: iso-latin-1-unix -*- # # $Id$ # # Tix.py -- Tix widget wrappers. # # For Tix, see http://tix.sourceforge.net # # - Sudhir Shenoy (sshenoy@gol.com), Dec. 1995. # based on an idea of Jean-Marc Lugrin (lugrin@ms.com) # # NOTE: In order to minimi...
Python
# dialog.py -- Tkinter interface to the tk_dialog script. from Tkinter import * from Tkinter import _cnfmerge if TkVersion <= 3.6: DIALOG_ICON = 'warning' else: DIALOG_ICON = 'questhead' class Dialog(Widget): def __init__(self, master=None, cnf={}, **kw): cnf = _cnfmerge((cnf, kw)) self....
Python
# -*-mode: python; fill-column: 75; tab-width: 8; coding: iso-latin-1-unix -*- # # $Id$ # # Tix.py -- Tix widget wrappers. # # For Tix, see http://tix.sourceforge.net # # - Sudhir Shenoy (sshenoy@gol.com), Dec. 1995. # based on an idea of Jean-Marc Lugrin (lugrin@ms.com) # # NOTE: In order to minimi...
Python
"""A ScrolledText widget feels like a text widget but also has a vertical scroll bar on its right. (Later, options may be added to add a horizontal bar as well, to make the bars disappear automatically when not needed, to move them to the other side of the window, etc.) Configuration options are passed to the Text wi...
Python
# Symbolic constants for Tk # Booleans NO=FALSE=OFF=0 YES=TRUE=ON=1 # -anchor and -sticky N='n' S='s' W='w' E='e' NW='nw' SW='sw' NE='ne' SE='se' NS='ns' EW='ew' NSEW='nsew' CENTER='center' # -fill NONE='none' X='x' Y='y' BOTH='both' # -side LEFT='left' TOP='top' RIGHT='right' BOTTOM='bottom' # -relief RAISED='rai...
Python
"""Wrapper functions for Tcl/Tk. Tkinter provides classes which allow the display, positioning and control of widgets. Toplevel widgets are Tk and Toplevel. Other widgets are Frame, Label, Entry, Text, Canvas, Button, Radiobutton, Checkbutton, Scale, Listbox, Scrollbar, OptionMenu, Spinbox LabelFrame and PanedWindow. ...
Python
# tk common colour chooser dialogue # # this module provides an interface to the native color dialogue # available in Tk 4.2 and newer. # # written by Fredrik Lundh, May 1997 # # fixed initialcolor handling in August 1998 # # # options (all have default values): # # - initialcolor: colour to mark as selected when dial...
Python
# # An Introduction to Tkinter # tkSimpleDialog.py # # Copyright (c) 1997 by Fredrik Lundh # # fredrik@pythonware.com # http://www.pythonware.com # # -------------------------------------------------------------------- # dialog base class '''Dialog boxes This module handles dialog boxes. It contains the following pu...
Python
# # Instant Python # $Id: tkFileDialog.py 36560 2004-07-18 06:16:08Z tim_one $ # # tk common file dialogues # # this module provides interfaces to the native file dialogues # available in Tk 4.2 and newer, and the directory dialogue available # in Tk 8.3 and newer. # # written by Fredrik Lundh, May 1997. # # # options...
Python
"""Drag-and-drop support for Tkinter. This is very preliminary. I currently only support dnd *within* one application, between different windows (or within the same window). I an trying to make this as generic as possible -- not dependent on the use of a particular widget or icon type, etc. I also hope that this wi...
Python
"""A simple but flexible modal dialog box.""" from Tkinter import * class SimpleDialog: def __init__(self, master, text='', buttons=[], default=None, cancel=None, title=None, class_=None): if class_: self.root = Toplevel(master, class_=class_) else:...
Python
import sys, os # Delay import _tkinter until we have set TCL_LIBRARY, # so that Tcl_FindExecutable has a chance to locate its # encoding directory. # Unfortunately, we cannot know the TCL_LIBRARY directory # if we don't know the tcl version, which we cannot find out # without import Tcl. Fortunately, Tcl will itself ...
Python
# Tkinter font wrapper # # written by Fredrik Lundh, February 1998 # # FIXME: should add 'displayof' option where relevant (actual, families, # measure, and metrics) # __version__ = "0.9" import Tkinter # weight/slant NORMAL = "normal" ROMAN = "roman" BOLD = "bold" ITALIC = "italic" def nametofont(name): ...
Python
# # turtle.py: a Tkinter based turtle graphics module for Python # Version 1.0.1 - 24. 9. 2009 # # Copyright (C) 2006 - 2010 Gregor Lingl # email: glingl@aon.at # # This software is provided 'as-is', without any express or implied # warranty. In no event will the authors be held liable for any damages # arising from ...
Python
# tk common message boxes # # this module provides an interface to the native message boxes # available in Tk 4.2 and newer. # # written by Fredrik Lundh, May 1997 # # # options (all have default values): # # - default: which button to make default (one of the reply codes) # # - icon: which icon to display (see below)...
Python
"""File selection dialog classes. Classes: - FileDialog - LoadFileDialog - SaveFileDialog """ from Tkinter import * from Dialog import Dialog import os import fnmatch dialogstates = {} class FileDialog: """Standard file selection dialog -- no checks on selected file. Usage: d = FileDialog(ma...
Python
# This module exports classes for the various canvas item types # NOTE: This module was an experiment and is now obsolete. # It's best to use the Tkinter.Canvas class directly. from warnings import warnpy3k warnpy3k("the Canvas module has been removed in Python 3.0", stacklevel=2) del warnpy3k from Tkinter import Ca...
Python
"""Ttk wrapper. This module provides classes to allow using Tk themed widget set. Ttk is based on a revised and enhanced version of TIP #48 (http://tip.tcl.tk/48) specified style engine. Its basic idea is to separate, to the extent possible, the code implementing a widget's behavior from the code implementing its ap...
Python
# base class for tk common dialogues # # this module provides a base class for accessing the common # dialogues available in Tk 4.2 and newer. use tkFileDialog, # tkColorChooser, and tkMessageBox to access the individual # dialogs. # # written by Fredrik Lundh, May 1997 # from Tkinter import * class Dialog: com...
Python
"""HTTP server base class. Note: the class in this module doesn't implement any HTTP request; see SimpleHTTPServer for simple implementations of GET, HEAD and POST (including CGI scripts). It does, however, optionally implement HTTP/1.1 persistent connections, as of version 0.3. Contents: - BaseHTTPRequestHandler: ...
Python
"""A generally useful event scheduler class. Each instance of this class manages its own queue. No multi-threading is implied; you are supposed to hack that yourself, or use a single instance per application. Each instance is parametrized with two functions, one that is supposed to return the current time, one that i...
Python
""" Import utilities Exported classes: ImportManager Manage the import process Importer Base class for replacing standard import functions BuiltinImporter Emulate the import mechanism for builtin and frozen modules DynLoadSuffixImporter """ from warnings import warnpy3k warnpy3k("the imputil...
Python
"""Tokenization help for Python programs. generate_tokens(readline) is a generator that breaks a stream of text into Python tokens. It accepts a readline-like method which is called repeatedly to get the next line of input (or "" for EOF). It generates 5-tuples with these members: the token type (see token.py) ...
Python
# Mimic the sqlite3 console shell's .dump command # Author: Paul Kippes <kippesp@gmail.com> def _iterdump(connection): """ Returns an iterator to the dump of the database in an SQL text format. Used to produce an SQL dump of the database. Useful to save an in-memory database for later restoration. T...
Python
#! /usr/bin/env python """Read/write support for Maildir, mbox, MH, Babyl, and MMDF mailboxes.""" # Notes for authors of new mailbox subclasses: # # Remember to fsync() changes to disk before closing a modified file # or returning from a flush() method. See functions _sync_flush() and # _sync_close(). import sys im...
Python
"""Extract, format and print information about Python stack traces.""" import linecache import sys import types __all__ = ['extract_stack', 'extract_tb', 'format_exception', 'format_exception_only', 'format_list', 'format_stack', 'format_tb', 'print_exc', 'format_exc', 'print_exception', ...
Python
"""functools.py - Tools for working with functions and callable objects """ # Python module wrapper for _functools C module # to allow utilities written in Python to be added # to the functools module. # Written by Nick Coghlan <ncoghlan at gmail.com> # Copyright (C) 2006 Python Software Foundation. # See C source co...
Python
r"""TELNET client class. Based on RFC 854: TELNET Protocol Specification, by J. Postel and J. Reynolds Example: >>> from telnetlib import Telnet >>> tn = Telnet('www.python.org', 79) # connect to finger port >>> tn.write('guido\r\n') >>> print tn.read_all() Login Name TTY Idle When ...
Python
"""Word completion for GNU readline 2.0. This requires the latest extension to the readline module. The completer completes keywords, built-ins and globals in a selectable namespace (which defaults to __main__); when completing NAME.NAME..., it evaluates (!) the expression up to the last dot and completes its attribut...
Python
#------------------------------------------------------------------------- # This file contains real Python object wrappers for DB and DBEnv # C "objects" that can be usefully subclassed. The previous SWIG # based interface allowed this thanks to SWIG's shadow classes. # -- Gregory P. Smith #--------------------...
Python
#!/usr/bin/env python #------------------------------------------------------------------------ # Copyright (c) 1997-2001 by Total Control Software # All Rights Reserved #------------------------------------------------------------------------ # # Module Name: dbShelve.py # # Descript...
Python
""" File-like objects that read from or write to a bsddb record. This implements (nearly) all stdio methods. f = DBRecIO(db, key, txn=None) f.close() # explicitly release resources held flag = f.isatty() # always false pos = f.tell() # get current position f.seek(pos) # set current position ...
Python
#---------------------------------------------------------------------- # Copyright (c) 1999-2001, Digital Creations, Fredericksburg, VA, USA # and Andrew Kuchling. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following c...
Python
#!/usr/bin/env python #------------------------------------------------------------------------ # Copyright (c) 1997-2001 by Total Control Software # All Rights Reserved #------------------------------------------------------------------------ # # Module Name: dbShelve.py # # Descript...
Python
#----------------------------------------------------------------------- # # Copyright (C) 2000, 2001 by Autonomous Zone Industries # Copyright (C) 2002 Gregory P. Smith # # License: This is free software. You may use this software for any # purpose including modification/redistribution, so long as ...
Python
#---------------------------------------------------------------------- # Copyright (c) 1999-2001, Digital Creations, Fredericksburg, VA, USA # and Andrew Kuchling. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following c...
Python
#------------------------------------------------------------------------ # # Copyright (C) 2000 Autonomous Zone Industries # # License: This is free software. You may use this software for any # purpose including modification/redistribution, so long as # this header remains intact and...
Python
""" Path operations common to more than one OS Do not use directly. The OS specific modules import the appropriate functions from this module themselves. """ import os import stat __all__ = ['commonprefix', 'exists', 'getatime', 'getctime', 'getmtime', 'getsize', 'isdir', 'isfile'] # Does a path exist? #...
Python
"""runpy.py - locating and running Python code using the module namespace Provides support for locating and running Python scripts using the Python module namespace instead of the native filesystem. This allows Python code to play nicely with non-filesystem based PEP 302 importers when locating support scripts as wel...
Python
"""Recognize image file formats based on their first few bytes.""" __all__ = ["what"] #-------------------------# # Recognize image headers # #-------------------------# def what(file, h=None): if h is None: if isinstance(file, basestring): f = open(file, 'rb') h = f.read(32) ...
Python
# Copyright 2006 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Base class for fixers (optional, but recommended).""" # Python imports import logging import itertools # Local imports from .patcomp import PatternCompiler from . import pygram from .fixer_util import does_tree_imp...
Python
"Utility functions used by the btm_matcher module" from . import pytree from .pgen2 import grammar, token from .pygram import pattern_symbols, python_symbols syms = pattern_symbols pysyms = python_symbols tokens = grammar.opmap token_labels = token TYPE_ANY = -1 TYPE_ALTERNATIVES = -2 TYPE_GROUP = -3 class MinNode(...
Python
""" Main program for 2to3. """ from __future__ import with_statement import sys import os import difflib import logging import shutil import optparse from . import refactor def diff_texts(a, b, filename): """Return a unified diff of two strings.""" a = a.splitlines() b = b.splitlines() return diffl...
Python
# Copyright 2006 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Pattern compiler. The grammer is taken from PatternGrammar.txt. The compiler compiles a pattern to a pytree.*Pattern instance. """ __author__ = "Guido van Rossum <guido@python.org>" # Python imports import os # ...
Python
# Copyright 2006 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Export the Python grammar and symbols.""" # Python imports import os # Local imports from .pgen2 import token from .pgen2 import driver from . import pytree # The grammar file _GRAMMAR_FILE = os.path.join(os.path....
Python
"""Utility functions, node construction macros, etc.""" # Author: Collin Winter from itertools import islice # Local imports from .pgen2 import token from .pytree import Leaf, Node from .pygram import python_symbols as syms from . import patcomp ########################################################### ### Common...
Python
#! /usr/bin/env python """Token constants (from "token.h").""" # Taken from Python (r53757) and modified to include some tokens # originally monkeypatched in by pgen2.tokenize #--start constants-- ENDMARKER = 0 NAME = 1 NUMBER = 2 STRING = 3 NEWLINE = 4 INDENT = 5 DEDENT = 6 LPAR = 7 RPAR = 8 LSQB = 9 RSQB = 10 C...
Python
#! /usr/bin/env python """Token constants (from "token.h").""" # Taken from Python (r53757) and modified to include some tokens # originally monkeypatched in by pgen2.tokenize #--start constants-- ENDMARKER = 0 NAME = 1 NUMBER = 2 STRING = 3 NEWLINE = 4 INDENT = 5 DEDENT = 6 LPAR = 7 RPAR = 8 LSQB = 9 RSQB = 10 C...
Python
# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006 Python Software Foundation. # All rights reserved. """Tokenization help for Python programs. generate_tokens(readline) is a generator that breaks a stream of text into Python tokens. It accepts a readline-like method which is called repeatedly to get the next line o...
Python
# Copyright 2004-2005 Elemental Security, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Convert graminit.[ch] spit out by pgen to Python code. Pgen is the Python parser generator. It is useful to quickly create a parser from a grammar file in Python's grammar notation. But I don't wa...
Python
# Copyright 2004-2005 Elemental Security, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Safely evaluate Python string literals without using eval().""" import re simple_escapes = {"a": "\a", "b": "\b", "f": "\f", "n": "\n", ...
Python
# Copyright 2004-2005 Elemental Security, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. # Pgen imports from . import grammar, token, tokenize class PgenGrammar(grammar.Grammar): pass class ParserGenerator(object): def __init__(self, filename, stream=None): close_stream =...
Python
# Copyright 2004-2005 Elemental Security, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """This module defines the data structures used to represent a grammar. These are a bit arcane because they are derived from the data structures used by Python's 'pgen' parser generator. There's also ...
Python
# Copyright 2004-2005 Elemental Security, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """The pgen2 package."""
Python
# Copyright 2004-2005 Elemental Security, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. # Modifications: # Copyright 2006 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Parser driver. This provides a high-level interface to parse a file into a synta...
Python
# Copyright 2006 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """ Python parse tree definitions. This is a very concrete parse tree; we need to keep every token and even the comments and whitespace between tokens. There's also a pattern matching implementation here. """ __autho...
Python
"""A bottom-up tree matching algorithm implementation meant to speed up 2to3's matching process. After the tree patterns are reduced to their rarest linear path, a linear Aho-Corasick automaton is created. The linear automaton traverses the linear paths from the leaves to the root of the AST and returns a set of nodes ...
Python
# Copyright 2006 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Fixer that turns <> into !=.""" # Local imports from .. import pytree from ..pgen2 import token from .. import fixer_base class FixNe(fixer_base.BaseFix): # This is so simple that we don't need the pattern com...
Python
"""Fixer for generator.throw(E, V, T). g.throw(E) -> g.throw(E) g.throw(E, V) -> g.throw(E(V)) g.throw(E, V, T) -> g.throw(E(V).with_traceback(T)) g.throw("foo"[, V[, T]]) will warn about string exceptions.""" # Author: Collin Winter # Local imports from .. import pytree from ..pgen2 import token from .. im...
Python
# Copyright 2006 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Fixer for apply(). This converts apply(func, v, k) into (func)(*v, **k).""" # Local imports from .. import pytree from ..pgen2 import token from .. import fixer_base from ..fixer_util import Call, Comma, parenthesi...
Python
"""Fixer for import statements. If spam is being imported from the local directory, this import: from spam import eggs Becomes: from .spam import eggs And this import: import spam Becomes: from . import spam """ # Local imports from .. import fixer_base from os.path import dirname, join, exists, sep f...
Python
"""Fixer for 'raise E, V, T' raise -> raise raise E -> raise E raise E, V -> raise E(V) raise E, V, T -> raise E(V).with_traceback(T) raise E, None, T -> raise E.with_traceback(T) raise (((E, E'), E''), E'''), V -> raise E(V) raise "foo", V, T -> warns about string exceptions CAVEATS:...
Python
# Copyright 2006 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Fixer for print. Change: 'print' into 'print()' 'print ...' into 'print(...)' 'print ... ,' into 'print(..., end=" ")' 'print >>x, ...' into 'print(..., file=x)' No changes are appl...
Python
"""Fixer that changes input(...) into eval(input(...)).""" # Author: Andre Roberge # Local imports from .. import fixer_base from ..fixer_util import Call, Name from .. import patcomp context = patcomp.compile_pattern("power< 'eval' trailer< '(' any ')' > >") class FixInput(fixer_base.BaseFix): BM_compatible =...
Python
"""Fixer that changes 'a ,b' into 'a, b'. This also changes '{a :b}' into '{a: b}', but does not touch other uses of colons. It does not touch other uses of whitespace. """ from .. import pytree from ..pgen2 import token from .. import fixer_base class FixWsComma(fixer_base.BaseFix): explicit = True # The use...
Python
"""Adjust some old Python 2 idioms to their modern counterparts. * Change some type comparisons to isinstance() calls: type(x) == T -> isinstance(x, T) type(x) is T -> isinstance(x, T) type(x) != T -> not isinstance(x, T) type(x) is not T -> not isinstance(x, T) * Change "while 1:" into "while True:"....
Python
# Copyright 2007 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Fixer for StandardError -> Exception.""" # Local imports from .. import fixer_base from ..fixer_util import Name class FixStandarderror(fixer_base.BaseFix): BM_compatible = True PATTERN = """ ...
Python
"""Fix incompatible renames Fixes: * sys.maxint -> sys.maxsize """ # Author: Christian Heimes # based on Collin Winter's fix_import # Local imports from .. import fixer_base from ..fixer_util import Name, attr_chain MAPPING = {"sys": {"maxint" : "maxsize"}, } LOOKUP = {} def alternates(members): re...
Python
# Copyright 2007 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Fixer that changes xrange(...) into range(...).""" # Local imports from .. import fixer_base from ..fixer_util import Name, Call, consuming_calls from .. import patcomp class FixXrange(fixer_base.BaseFix): BM_...
Python
# Copyright 2006 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Fixer that turns 'long' into 'int' everywhere. """ # Local imports from lib2to3 import fixer_base from lib2to3.fixer_util import is_probably_builtin class FixLong(fixer_base.BaseFix): BM_compatible = True ...
Python
# Copyright 2008 Armin Ronacher. # Licensed to PSF under a Contributor Agreement. """Fixer that cleans up a tuple argument to isinstance after the tokens in it were fixed. This is mainly used to remove double occurrences of tokens as a leftover of the long -> int / unicode -> str conversion. eg. isinstance(x, (int,...
Python