Python prompt_toolkit.history.InMemoryHistory() Examples

def bootstrap_prompt(prompt_kwargs, group):
    """
    Bootstrap prompt_toolkit kwargs or use user defined values.

    :param prompt_kwargs: The user specified prompt kwargs.
    """
    prompt_kwargs = prompt_kwargs or {}

    defaults = {
        "history": InMemoryHistory(),
        "completer": ClickCompleter(group),
        "message": u"> ",
    }

    for key in defaults:
        default_value = defaults[key]
        if key not in prompt_kwargs:
            prompt_kwargs[key] = default_value

    return prompt_kwargs 

def main():
    settings = Settings()
    bindings = get_bindings(settings)
    executor = Executor(settings)
    toolbar = Toolbar(settings)
    completer = KafkaCompleter(settings) if settings.enable_auto_complete else None
    suggester = AutoSuggestFromHistory() if settings.enable_auto_suggest else None
    history = ThreadedHistory(FileHistory(get_user_history_path())) if settings.enable_history else InMemoryHistory()
    session = PromptSession(completer=completer, style=style, bottom_toolbar=toolbar.handler,
                            key_bindings=bindings, history=history, include_default_pygments_style=False)
    while True:
        try:
            command = session.prompt([("class:operator", "> ")], auto_suggest=suggester)
        except KeyboardInterrupt:
            continue
        except EOFError:
            break
        else:
            executor.execute(command)

    settings.save_settings() 

def __init__(self, completer=None, styles=None,
                 lexer=None, history=InMemoryHistory(),
                 app=None, input_custom=sys.stdout, output_custom=None):
        self.styles = styles
        if styles:
            self.lexer = lexer or AzLexer
        else:
            self.lexer = None
        self.app = app
        self.completer = completer
        self.history = history
        self._cli = None
        self.refresh_cli = False
        self.layout = None
        self.description_docs = u''
        self.param_docs = u''
        self.example_docs = u''
        self._env = os.environ
        self.last = None
        self.last_exit = 0
        self.input = input_custom
        self.output = output_custom
        self.config_default = ""
        self.default_command = "" 

def run(self):
        """ Main entry function. """
        history = InMemoryHistory()
        self._load_file()

        while True:
            # (re)load the todo.txt file (only if it has been modified)

            try:
                user_input = prompt(u'topydo> ', history=history,
                                    completer=self.completer,
                                    complete_while_typing=False)
                user_input = shlex.split(user_input)
            except EOFError:
                sys.exit(0)
            except KeyboardInterrupt:
                continue
            except ValueError as verr:
                error('Error: ' + str(verr))
                continue

            try:
                (subcommand, args) = get_subcommand(user_input)
            except ConfigError as ce:
                error('Error: ' + str(ce) + '. Check your aliases configuration')
                continue

            try:
                if self._execute(subcommand, args) != False:
                    self._post_execute()
            except TypeError:
                print(GENERIC_HELP) 

def shell(self, items, pargs):
        self.pargs = pargs
        self.items = items
        stdout.write(
            '\n')  # When the fetching messege ends need to add \n after \r.
        self.prompt_show_items()
        history = InMemoryHistory()

        session = PromptSession() if PROMPT_TOOLKIT_V2 else None
        while True:
            kwargs = dict(
                history=history,
                auto_suggest=AutoSuggestFromHistory(),
                completer=WGCompleter(list(self.items.keys())),
                style=we_get_prompt_style
            )
            try:
                p = prompt(u'we-get > ', **kwargs)
            except TypeError as e:
                log.debug('{}:{}'.format(type(e), e))
                kwargs.pop('history')
                if PROMPT_TOOLKIT_V2:
                    p = session.prompt(u'we-get > ', **kwargs)
                else:
                    p = prompt(u'we-get > ', **kwargs)

            if self.prompt_no_command(p):
                continue
            elif self.prompt_is_single_command(p):
                command = p
                args = None
            else:
                _ = p.split()
                command = _[0]
                _.pop(0)
                args = ' '.join(_)
            if not self.prompt_verify_command(command, args):
                continue
            elif not self.prompt_parse_command(command, args):
                break 

def main():
    # Create some history first. (Easy for testing.)
    history = InMemoryHistory()
    history.append_string("import os")
    history.append_string('print("hello")')
    history.append_string('print("world")')
    history.append_string("import path")

    # Print help.
    print("This CLI has fish-style auto-suggestion enable.")
    print('Type for instance "pri", then you\'ll see a suggestion.')
    print("Press the right arrow to insert the suggestion.")
    print("Press Control-C to retry. Control-D to exit.")
    print()

    session = PromptSession(
        history=history,
        auto_suggest=AutoSuggestFromHistory(),
        enable_history_search=True,
    )

    while True:
        try:
            text = session.prompt("Say something: ")
        except KeyboardInterrupt:
            pass  # Ctrl-C pressed. Try again.
        else:
            break

    print("You said: %s" % text) 

def main():
    # Create some history first. (Easy for testing.)
    history = InMemoryHistory()
    history.append_string("import os")
    history.append_string('print("hello")')
    history.append_string('print("world")')
    history.append_string("import path")

    # Print help.
    print("This CLI has up-arrow partial string matching enabled.")
    print('Type for instance "pri" followed by up-arrow and you')
    print('get the last items starting with "pri".')
    print("Press Control-C to retry. Control-D to exit.")
    print()

    session = PromptSession(history=history, enable_history_search=True)

    while True:
        try:
            text = session.prompt("Say something: ")
        except KeyboardInterrupt:
            pass  # Ctrl-C pressed. Try again.
        else:
            break

    print("You said: %s" % text) 

def _history():
    " Prefilled history. "
    history = InMemoryHistory()
    history.append_string("alpha beta gamma delta")
    history.append_string("one two three four")
    return history


# Test yank_last_arg. 

def _history():
    h = InMemoryHistory()
    h.append_string("line1 first input")
    h.append_string("line2 second input")
    h.append_string("line3 third input")
    return h 

def __init__(self, completer, model_completer, docs,
                 input=None, output=None, popen_cls=None):
        self.completer = completer
        self.model_completer = model_completer
        self.history = InMemoryHistory()
        self.file_history = FileHistory(build_config_file_path('history'))
        self._cli = None
        self._docs = docs
        self.current_docs = u''
        self.refresh_cli = False
        self.key_manager = None
        self._dot_cmd = DotCommandHandler()
        self._env = os.environ.copy()
        self._profile = None
        self._input = input
        self._output = output

        if popen_cls is None:
            popen_cls = subprocess.Popen
        self._popen_cls = popen_cls

        # These attrs come from the config file.
        self.config_obj = None
        self.config_section = None
        self.enable_vi_bindings = None
        self.show_completion_columns = None
        self.show_help = None
        self.theme = None

        self.load_config() 

def __prompt_init(self):
        self.asm_history = InMemoryHistory()
        self.dsm_history = InMemoryHistory()

        self.prompt_style = style_from_pygments_dict({
            Token:       '#ff0066',
            Token.OS:    '#ff3838',
            Token.Colon: '#ffffff',
            Token.Mode:  '#f9a9c3 bold',
            Token.Arch:  '#5db2fc',
            Token.Pound: '#ffd82a',
        })