Python readline 模块，read_init_file() 实例源码

我们从Python开源项目中，提取了以下6个代码示例，用于说明如何使用readline.read_init_file()。

项目：octopus 作者：octopus-platform | 项目源码 | 文件源码

def _init_readline(self):
        readline.parse_and_bind("tab: complete")
        try:
            init_file = self.init_file()
            if init_file:
                readline.read_init_file(os.path.expanduser(self.init_file()))
        except FileNotFoundError:
            pass
        readline.set_completer(OctopusShellCompleter(self.octopus_shell).complete)

项目：octopus 作者：octopus-platform | 项目源码 | 文件源码

def _init_readline(self):
        readline.parse_and_bind("tab: complete")
        try:
            init_file = self.init_file()
            if init_file:
                readline.read_init_file(os.path.expanduser(self.init_file()))
        except FileNotFoundError:
            pass
        readline.set_completer(OctopusShellCompleter(self.octopus_shell).complete)

项目：pythonrc 作者：lonetwin | 项目源码 | 文件源码

def init_readline(self):
        """Activates history and tab completion
        """
        # - mainly borrowed from site.enablerlcompleter() from py3.4+

        # Reading the initialization (config) file may not be enough to set a
        # completion key, so we set one first and then read the file.
        readline_doc = getattr(readline, '__doc__', '')
        if readline_doc is not None and 'libedit' in readline_doc:
            readline.parse_and_bind('bind ^I rl_complete')
        else:
            readline.parse_and_bind('tab: complete')

        try:
            readline.read_init_file()
        except OSError:
            # An OSError here could have many causes, but the most likely one
            # is that there's no .inputrc file (or .editrc file in the case of
            # Mac OS X + libedit) in the expected location.  In that case, we
            # want to ignore the exception.
            pass

        if readline.get_current_history_length() == 0:
            # If no history was loaded, default to .python_history.
            # The guard is necessary to avoid doubling history size at
            # each interpreter exit when readline was already configured
            # see: http://bugs.python.org/issue5845#msg198636
            try:
                readline.read_history_file(config['HISTFILE'])
            except IOError:
                pass
            atexit.register(readline.write_history_file,
                            config['HISTFILE'])
        readline.set_history_length(config['HISTSIZE'])

        # - replace default completer
        readline.set_completer(self.improved_rlcompleter())

        # - enable auto-indenting
        readline.set_pre_input_hook(self.auto_indent_hook)

项目：octopus-tools 作者：octopus-platform | 项目源码 | 文件源码

def _init_readline(self):
        readline.parse_and_bind("tab: complete")
        try:
            init_file = self.init_file()
            if init_file:
                readline.read_init_file(os.path.expanduser(self.init_file()))
        except FileNotFoundError:
            pass
        readline.set_completer(OctopusShellCompleter(self.octopus_shell).complete)

项目：ouroboros 作者：pybee | 项目源码 | 文件源码

def enablerlcompleter():
    """Enable default readline configuration on interactive prompts, by
    registering a sys.__interactivehook__.

    If the readline module can be imported, the hook will set the Tab key
    as completion key and register ~/.python_history as history file.
    This can be overriden in the sitecustomize or usercustomize module,
    or in a PYTHONSTARTUP file.
    """
    def register_readline():
        import atexit
        try:
            import readline
            import rlcompleter
        except ImportError:
            return

        # Reading the initialization (config) file may not be enough to set a
        # completion key, so we set one first and then read the file.
        readline_doc = getattr(readline, '__doc__', '')
        if readline_doc is not None and 'libedit' in readline_doc:
            readline.parse_and_bind('bind ^I rl_complete')
        else:
            readline.parse_and_bind('tab: complete')

        try:
            readline.read_init_file()
        except OSError:
            # An OSError here could have many causes, but the most likely one
            # is that there's no .inputrc file (or .editrc file in the case of
            # Mac OS X + libedit) in the expected location.  In that case, we
            # want to ignore the exception.
            pass

        if readline.get_current_history_length() == 0:
            # If no history was loaded, default to .python_history.
            # The guard is necessary to avoid doubling history size at
            # each interpreter exit when readline was already configured
            # through a PYTHONSTARTUP hook, see:
            # http://bugs.python.org/issue5845#msg198636
            history = os.path.join(os.path.expanduser('~'),
                                   '.python_history')
            try:
                readline.read_history_file(history)
            except IOError:
                pass
            atexit.register(readline.write_history_file, history)

    sys.__interactivehook__ = register_readline

项目：kbe_server 作者：xiaohaoppy | 项目源码 | 文件源码

def enablerlcompleter():
    """Enable default readline configuration on interactive prompts, by
    registering a sys.__interactivehook__.

    If the readline module can be imported, the hook will set the Tab key
    as completion key and register ~/.python_history as history file.
    This can be overriden in the sitecustomize or usercustomize module,
    or in a PYTHONSTARTUP file.
    """
    def register_readline():
        import atexit
        try:
            import readline
            import rlcompleter
        except ImportError:
            return

        # Reading the initialization (config) file may not be enough to set a
        # completion key, so we set one first and then read the file.
        readline_doc = getattr(readline, '__doc__', '')
        if readline_doc is not None and 'libedit' in readline_doc:
            readline.parse_and_bind('bind ^I rl_complete')
        else:
            readline.parse_and_bind('tab: complete')

        try:
            readline.read_init_file()
        except OSError:
            # An OSError here could have many causes, but the most likely one
            # is that there's no .inputrc file (or .editrc file in the case of
            # Mac OS X + libedit) in the expected location.  In that case, we
            # want to ignore the exception.
            pass

        if readline.get_current_history_length() == 0:
            # If no history was loaded, default to .python_history.
            # The guard is necessary to avoid doubling history size at
            # each interpreter exit when readline was already configured
            # through a PYTHONSTARTUP hook, see:
            # http://bugs.python.org/issue5845#msg198636
            history = os.path.join(os.path.expanduser('~'),
                                   '.python_history')
            try:
                readline.read_history_file(history)
            except IOError:
                pass
            atexit.register(readline.write_history_file, history)

    sys.__interactivehook__ = register_readline