Python pip.exceptions 模块，CommandError() 实例源码

我们从Python开源项目中，提取了以下50个代码示例，用于说明如何使用pip.exceptions.CommandError()。

项目：python- 作者：secondtonone1 | 项目源码 | 文件源码

def run(self, options, args):
        from pip.commands import commands_dict, get_similar_commands

        try:
            # 'pip help' with no args is handled by pip.__init__.parseopt()
            cmd_name = args[0]  # the command we need help for
        except IndexError:
            return SUCCESS

        if cmd_name not in commands_dict:
            guess = get_similar_commands(cmd_name)

            msg = ['unknown command "%s"' % cmd_name]
            if guess:
                msg.append('maybe you meant "%s"' % guess)

            raise CommandError(' - '.join(msg))

        command = commands_dict[cmd_name]()
        command.parser.print_help()

        return SUCCESS

项目：python- 作者：secondtonone1 | 项目源码 | 文件源码

def check_required_packages(self):
        import_or_raise(
            'wheel.bdist_wheel',
            CommandError,
            "'pip wheel' requires the 'wheel' package. To fix this, run: "
            "pip install wheel"
        )
        pkg_resources = import_or_raise(
            'pkg_resources',
            CommandError,
            "'pip wheel' requires setuptools >= 0.8 for dist-info support."
            " To fix this, run: pip install --upgrade setuptools"
        )
        if not hasattr(pkg_resources, 'DistInfoDistribution'):
            raise CommandError(
                "'pip wheel' requires setuptools >= 0.8 for dist-info "
                "support. To fix this, run: pip install --upgrade "
                "setuptools"
            )

项目：my-first-blog 作者：AnkurBegining | 项目源码 | 文件源码

def run(self, options, args):
        from pip.commands import commands_dict, get_similar_commands

        try:
            # 'pip help' with no args is handled by pip.__init__.parseopt()
            cmd_name = args[0]  # the command we need help for
        except IndexError:
            return SUCCESS

        if cmd_name not in commands_dict:
            guess = get_similar_commands(cmd_name)

            msg = ['unknown command "%s"' % cmd_name]
            if guess:
                msg.append('maybe you meant "%s"' % guess)

            raise CommandError(' - '.join(msg))

        command = commands_dict[cmd_name]()
        command.parser.print_help()

        return SUCCESS

项目：my-first-blog 作者：AnkurBegining | 项目源码 | 文件源码

def check_required_packages(self):
        import_or_raise(
            'wheel.bdist_wheel',
            CommandError,
            "'pip wheel' requires the 'wheel' package. To fix this, run: "
            "pip install wheel"
        )
        pkg_resources = import_or_raise(
            'pkg_resources',
            CommandError,
            "'pip wheel' requires setuptools >= 0.8 for dist-info support."
            " To fix this, run: pip install --upgrade setuptools"
        )
        if not hasattr(pkg_resources, 'DistInfoDistribution'):
            raise CommandError(
                "'pip wheel' requires setuptools >= 0.8 for dist-info "
                "support. To fix this, run: pip install --upgrade "
                "setuptools"
            )

项目：Flask_Blog 作者：sugarguo | 项目源码 | 文件源码

def run(self, options, args):
        if not args:
            raise CommandError('Missing required argument (search query).')
        query = args
        index_url = options.index

        pypi_hits = self.search(query, index_url)
        hits = transform_hits(pypi_hits)

        terminal_width = None
        if sys.stdout.isatty():
            terminal_width = get_terminal_size()[0]

        print_results(hits, terminal_width=terminal_width)
        if pypi_hits:
            return SUCCESS
        return NO_MATCHES_FOUND

项目：Flask_Blog 作者：sugarguo | 项目源码 | 文件源码

def run(self, options, args):
        from pip.commands import commands, get_similar_commands

        try:
            # 'pip help' with no args is handled by pip.__init__.parseopt()
            cmd_name = args[0]  # the command we need help for
        except IndexError:
            return SUCCESS

        if cmd_name not in commands:
            guess = get_similar_commands(cmd_name)

            msg = ['unknown command "%s"' % cmd_name]
            if guess:
                msg.append('maybe you meant "%s"' % guess)

            raise CommandError(' - '.join(msg))

        command = commands[cmd_name]()
        command.parser.print_help()

        return SUCCESS

项目：swjtu-pyscraper 作者：Desgard | 项目源码 | 文件源码

def run(self, options, args):
        from pip.commands import commands_dict, get_similar_commands

        try:
            # 'pip help' with no args is handled by pip.__init__.parseopt()
            cmd_name = args[0]  # the command we need help for
        except IndexError:
            return SUCCESS

        if cmd_name not in commands_dict:
            guess = get_similar_commands(cmd_name)

            msg = ['unknown command "%s"' % cmd_name]
            if guess:
                msg.append('maybe you meant "%s"' % guess)

            raise CommandError(' - '.join(msg))

        command = commands_dict[cmd_name]()
        command.parser.print_help()

        return SUCCESS

项目：swjtu-pyscraper 作者：Desgard | 项目源码 | 文件源码

def check_required_packages(self):
        import_or_raise(
            'wheel.bdist_wheel',
            CommandError,
            "'pip wheel' requires the 'wheel' package. To fix this, run: "
            "pip install wheel"
        )
        pkg_resources = import_or_raise(
            'pkg_resources',
            CommandError,
            "'pip wheel' requires setuptools >= 0.8 for dist-info support."
            " To fix this, run: pip install --upgrade setuptools"
        )
        if not hasattr(pkg_resources, 'DistInfoDistribution'):
            raise CommandError(
                "'pip wheel' requires setuptools >= 0.8 for dist-info "
                "support. To fix this, run: pip install --upgrade "
                "setuptools"
            )