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- import sys
- from lib2to3 import refactor
- # The following fixers are "safe": they convert Python 2 code to more
- # modern Python 2 code. They should be uncontroversial to apply to most
- # projects that are happy to drop support for Py2.5 and below. Applying
- # them first will reduce the size of the patch set for the real porting.
- lib2to3_fix_names_stage1 = set([
- 'lib2to3.fixes.fix_apply',
- 'lib2to3.fixes.fix_except',
- 'lib2to3.fixes.fix_exec',
- 'lib2to3.fixes.fix_exitfunc',
- 'lib2to3.fixes.fix_funcattrs',
- 'lib2to3.fixes.fix_has_key',
- 'lib2to3.fixes.fix_idioms',
- # 'lib2to3.fixes.fix_import', # makes any implicit relative imports explicit. (Use with ``from __future__ import absolute_import)
- 'lib2to3.fixes.fix_intern',
- 'lib2to3.fixes.fix_isinstance',
- 'lib2to3.fixes.fix_methodattrs',
- 'lib2to3.fixes.fix_ne',
- # 'lib2to3.fixes.fix_next', # would replace ``next`` method names
- # with ``__next__``.
- 'lib2to3.fixes.fix_numliterals', # turns 1L into 1, 0755 into 0o755
- 'lib2to3.fixes.fix_paren',
- # 'lib2to3.fixes.fix_print', # see the libfuturize fixer that also
- # adds ``from __future__ import print_function``
- # 'lib2to3.fixes.fix_raise', # uses incompatible with_traceback() method on exceptions
- 'lib2to3.fixes.fix_reduce', # reduce is available in functools on Py2.6/Py2.7
- 'lib2to3.fixes.fix_renames', # sys.maxint -> sys.maxsize
- # 'lib2to3.fixes.fix_set_literal', # this is unnecessary and breaks Py2.6 support
- 'lib2to3.fixes.fix_repr',
- 'lib2to3.fixes.fix_standarderror',
- 'lib2to3.fixes.fix_sys_exc',
- 'lib2to3.fixes.fix_throw',
- 'lib2to3.fixes.fix_tuple_params',
- 'lib2to3.fixes.fix_types',
- 'lib2to3.fixes.fix_ws_comma', # can perhaps decrease readability: see issue #58
- 'lib2to3.fixes.fix_xreadlines',
- ])
- # The following fixers add a dependency on the ``future`` package on order to
- # support Python 2:
- lib2to3_fix_names_stage2 = set([
- # 'lib2to3.fixes.fix_buffer', # perhaps not safe. Test this.
- # 'lib2to3.fixes.fix_callable', # not needed in Py3.2+
- 'lib2to3.fixes.fix_dict', # TODO: add support for utils.viewitems() etc. and move to stage2
- # 'lib2to3.fixes.fix_execfile', # some problems: see issue #37.
- # We use a custom fixer instead (see below)
- # 'lib2to3.fixes.fix_future', # we don't want to remove __future__ imports
- 'lib2to3.fixes.fix_getcwdu',
- # 'lib2to3.fixes.fix_imports', # called by libfuturize.fixes.fix_future_standard_library
- # 'lib2to3.fixes.fix_imports2', # we don't handle this yet (dbm)
- # 'lib2to3.fixes.fix_input', # Called conditionally by libfuturize.fixes.fix_input
- 'lib2to3.fixes.fix_itertools',
- 'lib2to3.fixes.fix_itertools_imports',
- 'lib2to3.fixes.fix_filter',
- 'lib2to3.fixes.fix_long',
- 'lib2to3.fixes.fix_map',
- # 'lib2to3.fixes.fix_metaclass', # causes SyntaxError in Py2! Use the one from ``six`` instead
- 'lib2to3.fixes.fix_next',
- 'lib2to3.fixes.fix_nonzero', # TODO: cause this to import ``object`` and/or add a decorator for mapping __bool__ to __nonzero__
- 'lib2to3.fixes.fix_operator', # we will need support for this by e.g. extending the Py2 operator module to provide those functions in Py3
- 'lib2to3.fixes.fix_raw_input',
- # 'lib2to3.fixes.fix_unicode', # strips off the u'' prefix, which removes a potentially helpful source of information for disambiguating unicode/byte strings
- # 'lib2to3.fixes.fix_urllib', # included in libfuturize.fix_future_standard_library_urllib
- # 'lib2to3.fixes.fix_xrange', # custom one because of a bug with Py3.3's lib2to3
- 'lib2to3.fixes.fix_zip',
- ])
- libfuturize_fix_names_stage1 = set([
- 'libfuturize.fixes.fix_absolute_import',
- 'libfuturize.fixes.fix_next_call', # obj.next() -> next(obj). Unlike
- # lib2to3.fixes.fix_next, doesn't change
- # the ``next`` method to ``__next__``.
- 'libfuturize.fixes.fix_print_with_import',
- 'libfuturize.fixes.fix_raise',
- # 'libfuturize.fixes.fix_order___future__imports', # TODO: consolidate to a single line to simplify testing
- ])
- libfuturize_fix_names_stage2 = set([
- 'libfuturize.fixes.fix_basestring',
- # 'libfuturize.fixes.fix_add__future__imports_except_unicode_literals', # just in case
- 'libfuturize.fixes.fix_cmp',
- 'libfuturize.fixes.fix_division_safe',
- 'libfuturize.fixes.fix_execfile',
- 'libfuturize.fixes.fix_future_builtins',
- 'libfuturize.fixes.fix_future_standard_library',
- 'libfuturize.fixes.fix_future_standard_library_urllib',
- 'libfuturize.fixes.fix_input',
- 'libfuturize.fixes.fix_metaclass',
- 'libpasteurize.fixes.fix_newstyle',
- 'libfuturize.fixes.fix_object',
- # 'libfuturize.fixes.fix_order___future__imports', # TODO: consolidate to a single line to simplify testing
- 'libfuturize.fixes.fix_unicode_keep_u',
- # 'libfuturize.fixes.fix_unicode_literals_import',
- 'libfuturize.fixes.fix_xrange_with_import', # custom one because of a bug with Py3.3's lib2to3
- ])
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