Python options.parse_config_file方法代码示例

# 需要导入模块: from tornado.options import options [as 别名]
# 或者: from tornado.options.options import parse_config_file [as 别名]
def parse_config_file(self, path, final=True):
        """Parses and loads the Python config file at the given path.

        If ``final`` is ``False``, parse callbacks will not be run.
        This is useful for applications that wish to combine configurations
        from multiple sources.

        .. versionchanged:: 4.1
           Config files are now always interpreted as utf-8 instead of
           the system default encoding.
        """
        config = {}
        with open(path, 'rb') as f:
            exec_in(native_str(f.read()), config, config)
        for name in config:
            normalized = self._normalize_name(name)
            if normalized in self._options:
                self._options[normalized].set(config[name])

        if final:
            self.run_parse_callbacks() 

# 需要导入模块: from tornado.options import options [as 别名]
# 或者: from tornado.options.options import parse_config_file [as 别名]
def parse_config_file(self, path, final=True):
        """Parses and loads the Python config file at the given path.

        If ``final`` is ``False``, parse callbacks will not be run.
        This is useful for applications that wish to combine configurations
        from multiple sources.
        """
        config = {}
        with open(path) as f:
            exec_in(f.read(), config, config)
        for name in config:
            if name in self._options:
                self._options[name].set(config[name])

        if final:
            self.run_parse_callbacks() 

# 需要导入模块: from tornado.options import options [as 别名]
# 或者: from tornado.options.options import parse_config_file [as 别名]
def parse_command_line(extra_args_func=None):
    """Parse command line arguments for any Pyaiot application."""
    if not hasattr(options, "config"):
        define("config", default=None, help="Config file")
    if not hasattr(options, "broker_host"):
        define("broker_host", default="localhost", help="Broker host")
    if not hasattr(options, "broker_port"):
        define("broker_port", default=8000, help="Broker websocket port")
    if not hasattr(options, "debug"):
        define("debug", default=False, help="Enable debug mode.")
    if not hasattr(options, "key_file"):
        define("key_file", default=DEFAULT_KEY_FILENAME,
               help="Secret and private keys filename.")
    if extra_args_func is not None:
        extra_args_func()

    options.parse_command_line()
    if options.config:
        options.parse_config_file(options.config)
    # Parse the command line a second time to override config file options
    options.parse_command_line() 

# 需要导入模块: from tornado.options import options [as 别名]
# 或者: from tornado.options.options import parse_config_file [as 别名]
def parse_config_file(path: str, final: bool = True) -> None:
    """Parses global options from a config file.

    See `OptionParser.parse_config_file`.
    """
    return options.parse_config_file(path, final=final) 

# 需要导入模块: from tornado.options import options [as 别名]
# 或者: from tornado.options.options import parse_config_file [as 别名]
def parse_config_file(path, final=True):
    """Parses global options from a config file.

    See `OptionParser.parse_config_file`.
    """
    return options.parse_config_file(path, final=final) 

# 需要导入模块: from tornado.options import options [as 别名]
# 或者: from tornado.options.options import parse_config_file [as 别名]
def parse_config_file(self, path):
        config = {}
        execfile(path, config, config)
        for name in config:
            if name in self:
                self[name].set(config[name]) 

# 需要导入模块: from tornado.options import options [as 别名]
# 或者: from tornado.options.options import parse_config_file [as 别名]
def define(name, default=None, type=None, help=None, metavar=None,
           multiple=False, group=None):
    """Defines a new command line option.

    If type is given (one of str, float, int, datetime, or timedelta)
    or can be inferred from the default, we parse the command line
    arguments based on the given type. If multiple is True, we accept
    comma-separated values, and the option value is always a list.

    For multi-value integers, we also accept the syntax x:y, which
    turns into range(x, y) - very useful for long integer ranges.

    help and metavar are used to construct the automatically generated
    command line help string. The help message is formatted like::

       --name=METAVAR      help string

    group is used to group the defined options in logical groups. By default,
    command line options are grouped by the defined file.

    Command line option names must be unique globally. They can be parsed
    from the command line with parse_command_line() or parsed from a
    config file with parse_config_file.
    """
    return options.define(name, default=default, type=type, help=help,
                          metavar=metavar, multiple=multiple, group=group) 

# 需要导入模块: from tornado.options import options [as 别名]
# 或者: from tornado.options.options import parse_config_file [as 别名]
def define(self, name, default=None, type=None, help=None, metavar=None,
               multiple=False, group=None, callback=None):
        """Defines a new command line option.

        If ``type`` is given (one of str, float, int, datetime, or timedelta)
        or can be inferred from the ``default``, we parse the command line
        arguments based on the given type. If ``multiple`` is True, we accept
        comma-separated values, and the option value is always a list.

        For multi-value integers, we also accept the syntax ``x:y``, which
        turns into ``range(x, y)`` - very useful for long integer ranges.

        ``help`` and ``metavar`` are used to construct the
        automatically generated command line help string. The help
        message is formatted like::

           --name=METAVAR      help string

        ``group`` is used to group the defined options in logical
        groups. By default, command line options are grouped by the
        file in which they are defined.

        Command line option names must be unique globally. They can be parsed
        from the command line with `parse_command_line` or parsed from a
        config file with `parse_config_file`.

        If a ``callback`` is given, it will be run with the new value whenever
        the option is changed.  This can be used to combine command-line
        and file-based options::

            define("config", type=str, help="path to config file",
                   callback=lambda path: parse_config_file(path, final=False))

        With this definition, options in the file specified by ``--config`` will
        override options set earlier on the command line, but can be overridden
        by later flags.
        """
        if name in self._options:
            raise Error("Option %r already defined in %s" %
                        (name, self._options[name].file_name))
        frame = sys._getframe(0)
        options_file = frame.f_code.co_filename
        file_name = frame.f_back.f_code.co_filename
        if file_name == options_file:
            file_name = ""
        if type is None:
            if not multiple and default is not None:
                type = default.__class__
            else:
                type = str
        if group:
            group_name = group
        else:
            group_name = file_name
        self._options[name] = _Option(name, file_name=file_name,
                                      default=default, type=type, help=help,
                                      metavar=metavar, multiple=multiple,
                                      group_name=group_name,
                                      callback=callback)