comparison setup.py @ 28398:712298942c82

setup: remove support for 2to3

We want to run unaltered source on multiple Python versions. We
won't be using 2to3 for Python 3 support.

28397:98a1a9547bb1

    DistutilsError,
    DistutilsExecError,
)
from distutils.sysconfig import get_python_inc, get_config_var
from distutils.version import StrictVersion

convert2to3 = '--c2to3' in sys.argv
if convert2to3:
    try:
        from distutils.command.build_py import build_py_2to3 as build_py
        from lib2to3.refactor import get_fixers_from_package as getfixers
    except ImportError:
        if sys.version_info[0] < 3:
            raise SystemExit("--c2to3 is only compatible with python3.")
        raise
    sys.path.append('contrib')
elif sys.version_info[0] >= 3:
    raise SystemExit("setup.py with python3 needs --c2to3 (experimental)")

scripts = ['hg']
if os.name == 'nt':
    # We remove hg.bat if we are able to build hg.exe.
    scripts.append('contrib/win32/hg.bat')

    version = 'unknown'

class hgbuild(build):
    # Insert hgbuildmo first so that files in mercurial/locale/ are found
    # when build_py is run next.
    sub_commands = [('build_mo', None),

    # We also need build_ext before build_py. Otherwise, when 2to3 is
    # called (in build_py), it will not find osutil & friends,
    # thinking that those modules are global and, consequently, making
    # a mess, now that all module imports are global.

                    ('build_ext', build.has_ext_modules),
                   ] + build.sub_commands

class hgbuildmo(build):

    description = "build translations (.mo files)"

    pure = ispypy

    global_options = Distribution.global_options + \
                     [('pure', None, "use pure (slow) Python "
                        "code instead of C extensions"),
                      ('c2to3', None, "(experimental!) convert "
                        "code with 2to3"),
                     ]

    def has_ext_modules(self):
        # self.ext_modules is emptied in hgbuildpy.finalize_options which is
        # too late for some cases

            self.scripts.remove('contrib/win32/hg.bat')

        return build_scripts.run(self)

class hgbuildpy(build_py):
    if convert2to3:
        fixer_names = sorted(set(getfixers("lib2to3.fixes") +
                                 getfixers("hgfixes")))

    def finalize_options(self):
        build_py.finalize_options(self)

        if self.distribution.pure:
            self.distribution.ext_modules = []

28398:712298942c82

    DistutilsError,
    DistutilsExecError,
)
from distutils.sysconfig import get_python_inc, get_config_var
from distutils.version import StrictVersion

scripts = ['hg']
if os.name == 'nt':
    # We remove hg.bat if we are able to build hg.exe.
    scripts.append('contrib/win32/hg.bat')

    version = 'unknown'

class hgbuild(build):
    # Insert hgbuildmo first so that files in mercurial/locale/ are found
    # when build_py is run next.
    sub_commands = [('build_mo', None)] + build.sub_commands

class hgbuildmo(build):

    description = "build translations (.mo files)"

    pure = ispypy

    global_options = Distribution.global_options + \
                     [('pure', None, "use pure (slow) Python "
                        "code instead of C extensions"),
                     ]

    def has_ext_modules(self):
        # self.ext_modules is emptied in hgbuildpy.finalize_options which is
        # too late for some cases

            self.scripts.remove('contrib/win32/hg.bat')

        return build_scripts.run(self)

class hgbuildpy(build_py):
    def finalize_options(self):
        build_py.finalize_options(self)

        if self.distribution.pure:
            self.distribution.ext_modules = []