Python exceptions.BadCommand方法代码示例

# 需要导入模块: from pip._internal import exceptions [as 别名]
# 或者: from pip._internal.exceptions import BadCommand [as 别名]
def get_src_requirement(dist, location):
    version_control = vcs.get_backend_from_location(location)
    if version_control:
        try:
            return version_control().get_src_requirement(dist,
                                                         location)
        except BadCommand:
            logger.warning(
                'cannot determine version of editable source in %s '
                '(%s command not found in path)',
                location,
                version_control.name,
            )
            return dist.as_requirement()
    logger.warning(
        'cannot determine version of editable source in %s (is not SVN '
        'checkout, Git clone, Mercurial clone or Bazaar branch)',
        location,
    )
    return dist.as_requirement() 

# 需要导入模块: from pip._internal import exceptions [as 别名]
# 或者: from pip._internal.exceptions import BadCommand [as 别名]
def get_repository_root(cls, location):
        loc = super(Mercurial, cls).get_repository_root(location)
        if loc:
            return loc
        try:
            r = cls.run_command(
                ['root'],
                cwd=location,
                show_stdout=False,
                on_returncode='raise',
                log_failed_cmd=False,
            )
        except BadCommand:
            logger.debug("could not determine if %s is under hg control "
                         "because hg is not available", location)
            return None
        except InstallationError:
            return None
        return os.path.normpath(r.rstrip('\r\n')) 

# 需要导入模块: from pip._internal import exceptions [as 别名]
# 或者: from pip._internal.exceptions import BadCommand [as 别名]
def get_repository_root(cls, location):
        loc = super(Git, cls).get_repository_root(location)
        if loc:
            return loc
        try:
            r = cls.run_command(
                ['rev-parse', '--show-toplevel'],
                cwd=location,
                show_stdout=False,
                on_returncode='raise',
                log_failed_cmd=False,
            )
        except BadCommand:
            logger.debug("could not determine if %s is under git control "
                         "because git is not available", location)
            return None
        except InstallationError:
            return None
        return os.path.normpath(r.rstrip('\r\n')) 

# 需要导入模块: from pip._internal import exceptions [as 别名]
# 或者: from pip._internal.exceptions import BadCommand [as 别名]
def run_command(self, cmd, show_stdout=True, cwd=None,
                    on_returncode='raise',
                    command_desc=None,
                    extra_environ=None, spinner=None):
        """
        Run a VCS subcommand
        This is simply a wrapper around call_subprocess that adds the VCS
        command name, and checks that the VCS is available
        """
        cmd = [self.name] + cmd
        try:
            return call_subprocess(cmd, show_stdout, cwd,
                                   on_returncode,
                                   command_desc, extra_environ,
                                   unset_environ=self.unset_environ,
                                   spinner=spinner)
        except OSError as e:
            # errno.ENOENT = no such file or directory
            # In other words, the VCS executable isn't available
            if e.errno == errno.ENOENT:
                raise BadCommand(
                    'Cannot find command %r - do you have '
                    '%r installed and in your '
                    'PATH?' % (self.name, self.name))
            else:
                raise  # re-raise exception if a different error occurred 

# 需要导入模块: from pip._internal import exceptions [as 别名]
# 或者: from pip._internal.exceptions import BadCommand [as 别名]
def controls_location(cls, location):
        if super(Git, cls).controls_location(location):
            return True
        try:
            r = cls().run_command(['rev-parse'],
                                  cwd=location,
                                  show_stdout=False,
                                  on_returncode='ignore')
            return not r
        except BadCommand:
            logger.debug("could not determine if %s is under git control "
                         "because git is not available", location)
            return False 

# 需要导入模块: from pip._internal import exceptions [as 别名]
# 或者: from pip._internal.exceptions import BadCommand [as 别名]
def run_command(
        cls,
        cmd,  # type: List[str]
        show_stdout=True,  # type: bool
        cwd=None,  # type: Optional[str]
        on_returncode='raise',  # type: str
        extra_ok_returncodes=None,  # type: Optional[Iterable[int]]
        command_desc=None,  # type: Optional[str]
        extra_environ=None,  # type: Optional[Mapping[str, Any]]
        spinner=None  # type: Optional[SpinnerInterface]
    ):
        # type: (...) -> Optional[Text]
        """
        Run a VCS subcommand
        This is simply a wrapper around call_subprocess that adds the VCS
        command name, and checks that the VCS is available
        """
        cmd = [cls.name] + cmd
        try:
            return call_subprocess(cmd, show_stdout, cwd,
                                   on_returncode=on_returncode,
                                   extra_ok_returncodes=extra_ok_returncodes,
                                   command_desc=command_desc,
                                   extra_environ=extra_environ,
                                   unset_environ=cls.unset_environ,
                                   spinner=spinner)
        except OSError as e:
            # errno.ENOENT = no such file or directory
            # In other words, the VCS executable isn't available
            if e.errno == errno.ENOENT:
                raise BadCommand(
                    'Cannot find command %r - do you have '
                    '%r installed and in your '
                    'PATH?' % (cls.name, cls.name))
            else:
                raise  # re-raise exception if a different error occurred 

# 需要导入模块: from pip._internal import exceptions [as 别名]
# 或者: from pip._internal.exceptions import BadCommand [as 别名]
def controls_location(cls, location):
        if super(Git, cls).controls_location(location):
            return True
        try:
            r = cls.run_command(['rev-parse'],
                                cwd=location,
                                show_stdout=False,
                                on_returncode='ignore')
            return not r
        except BadCommand:
            logger.debug("could not determine if %s is under git control "
                         "because git is not available", location)
            return False 

# 需要导入模块: from pip._internal import exceptions [as 别名]
# 或者: from pip._internal.exceptions import BadCommand [as 别名]
def controls_location(cls, location):
        if super(Mercurial, cls).controls_location(location):
            return True
        try:
            cls.run_command(
                ['identify'],
                cwd=location,
                show_stdout=False,
                on_returncode='raise',
                log_failed_cmd=False)
            return True
        except (BadCommand, InstallationError):
            return False 

# 需要导入模块: from pip._internal import exceptions [as 别名]
# 或者: from pip._internal.exceptions import BadCommand [as 别名]
def run_command(
        cls,
        cmd,  # type: Union[List[str], CommandArgs]
        show_stdout=True,  # type: bool
        cwd=None,  # type: Optional[str]
        on_returncode='raise',  # type: str
        extra_ok_returncodes=None,  # type: Optional[Iterable[int]]
        command_desc=None,  # type: Optional[str]
        extra_environ=None,  # type: Optional[Mapping[str, Any]]
        spinner=None,  # type: Optional[SpinnerInterface]
        log_failed_cmd=True  # type: bool
    ):
        # type: (...) -> Text
        """
        Run a VCS subcommand
        This is simply a wrapper around call_subprocess that adds the VCS
        command name, and checks that the VCS is available
        """
        cmd = make_command(cls.name, *cmd)
        try:
            return call_subprocess(cmd, show_stdout, cwd,
                                   on_returncode=on_returncode,
                                   extra_ok_returncodes=extra_ok_returncodes,
                                   command_desc=command_desc,
                                   extra_environ=extra_environ,
                                   unset_environ=cls.unset_environ,
                                   spinner=spinner,
                                   log_failed_cmd=log_failed_cmd)
        except OSError as e:
            # errno.ENOENT = no such file or directory
            # In other words, the VCS executable isn't available
            if e.errno == errno.ENOENT:
                raise BadCommand(
                    'Cannot find command %r - do you have '
                    '%r installed and in your '
                    'PATH?' % (cls.name, cls.name))
            else:
                raise  # re-raise exception if a different error occurred 

# 需要导入模块: from pip._internal import exceptions [as 别名]
# 或者: from pip._internal.exceptions import BadCommand [as 别名]
def controls_location(cls, location):
        if super(Git, cls).controls_location(location):
            return True
        try:
            r = cls.run_command(['rev-parse'],
                                cwd=location,
                                show_stdout=False,
                                on_returncode='ignore',
                                log_failed_cmd=False)
            return not r
        except BadCommand:
            logger.debug("could not determine if %s is under git control "
                         "because git is not available", location)
            return False