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Name	Size	Permission
__pycache__	[ DIR ]	drwxr-xr-x
checks	[ DIR ]	drwxr-xr-x
command	[ DIR ]	drwxr-xr-x
fcompiler	[ DIR ]	drwxr-xr-x
mingw	[ DIR ]	drwxr-xr-x
tests	[ DIR ]	drwxr-xr-x
__config__.py	3.99 KB	-rw-r--r--
__init__.py	1.52 KB	-rw-r--r--
__init__.pyi	119 B	-rw-r--r--
_shell_utils.py	2.55 KB	-rw-r--r--
ccompiler.py	26.91 KB	-rw-r--r--
ccompiler_opt.py	94.54 KB	-rw-r--r--
conv_template.py	9.31 KB	-rw-r--r--
core.py	7.97 KB	-rw-r--r--
cpuinfo.py	22.13 KB	-rw-r--r--
exec_command.py	10.11 KB	-rw-r--r--
extension.py	3.28 KB	-rw-r--r--
from_template.py	7.73 KB	-rw-r--r--
intelccompiler.py	4.13 KB	-rw-r--r--
lib2def.py	3.56 KB	-rw-r--r--
line_endings.py	1.98 KB	-rw-r--r--
log.py	2.5 KB	-rw-r--r--
mingw32ccompiler.py	24.82 KB	-rw-r--r--
misc_util.py	85.18 KB	-rw-r--r--
msvc9compiler.py	2.14 KB	-rw-r--r--
msvccompiler.py	1.88 KB	-rw-r--r--
npy_pkg_config.py	12.67 KB	-rw-r--r--
numpy_distribution.py	634 B	-rw-r--r--
pathccompiler.py	713 B	-rw-r--r--
setup.py	634 B	-rw-r--r--
system_info.py	107.05 KB	-rw-r--r--
unixccompiler.py	5.27 KB	-rw-r--r--

Code Editor : _shell_utils.py

"""
Helper functions for interacting with the shell, and consuming shell-style
parameters provided in config files.
"""
import os
import shlex
import subprocess
try:
    from shlex import quote
except ImportError:
    from pipes import quote

__all__ = ['WindowsParser', 'PosixParser', 'NativeParser']

class CommandLineParser:
    """
    An object that knows how to split and join command-line arguments.

It must be true that ``argv == split(join(argv))`` for all ``argv``.
    The reverse neednt be true - `join(split(cmd))` may result in the addition
    or removal of unnecessary escaping.
    """
    @staticmethod
    def join(argv):
        """ Join a list of arguments into a command line string """
        raise NotImplementedError

@staticmethod
    def split(cmd):
        """ Split a command line string into a list of arguments """
        raise NotImplementedError

class WindowsParser:
    """
    The parsing behavior used by `subprocess.call("string")` on Windows, which
    matches the Microsoft C/C++ runtime.

Note that this is _not_ the behavior of cmd.
    """
    @staticmethod
    def join(argv):
        # note that list2cmdline is specific to the windows syntax
        return subprocess.list2cmdline(argv)

@staticmethod
    def split(cmd):
        import ctypes  # guarded import for systems without ctypes
        try:
            ctypes.windll
        except AttributeError:
            raise NotImplementedError

# Windows has special parsing rules for the executable (no quotes),
        # that we do not care about - insert a dummy element
        if not cmd:
            return []
        cmd = 'dummy ' + cmd

CommandLineToArgvW = ctypes.windll.shell32.CommandLineToArgvW
        CommandLineToArgvW.restype = ctypes.POINTER(ctypes.c_wchar_p)
        CommandLineToArgvW.argtypes = (ctypes.c_wchar_p, ctypes.POINTER(ctypes.c_int))

nargs = ctypes.c_int()
        lpargs = CommandLineToArgvW(cmd, ctypes.byref(nargs))
        args = [lpargs[i] for i in range(nargs.value)]
        assert not ctypes.windll.kernel32.LocalFree(lpargs)

# strip the element we inserted
        assert args[0] == "dummy"
        return args[1:]

class PosixParser:
    """
    The parsing behavior used by `subprocess.call("string", shell=True)` on Posix.
    """
    @staticmethod
    def join(argv):
        return ' '.join(quote(arg) for arg in argv)

@staticmethod
    def split(cmd):
        return shlex.split(cmd, posix=True)

if os.name == 'nt':
    NativeParser = WindowsParser
elif os.name == 'posix':
    NativeParser = PosixParser

${this.title}

Code Editor : _shell_utils.py