adata.cmd module

Adata interactive interpreter

See also

the cmd2 interpreter, python code library

class Commands(app)

Bases: cmd2.Cmd

Adata interactive interpreter: execute command, script or code.

Define new commands creating do_ methods.

Parameters:app (adata.core.Application) – The main application.

About cmd2: An easy but powerful framework for writing line-oriented command interpreters.

Extends the Python Standard Library’s cmd package by adding a lot of useful features to the out of the box configuration.

Line-oriented command interpreters are often useful for test harnesses, internal tools, and rapid prototypes.

Prompt(console)

Attach a interactive input handler to a Console instance.

Handler resolve order:

1. first word is a command listed in help: This cmd2 do method
2. first word is a script file: import or reload
3. else: python standard code.InteractiveInterpreter

Parameters:console (adata.gui.text.Console) – The console. Returns:self Return type:Commands

do_dir(args)

usage: dir [-h] [-f [FILTER]] [something]

Attributes table.

positional arguments:

something to inspect

optional arguments:

-h, --help

show this help message and exit

-f [FILTER], –filter [FILTER]

Output only line matches

do_module(name)

Load or reload a python module.

Parameters:cmd (string) – Module name. Returns:Module imported without errors Return type:bool

is_command(keyword)

Does a do_name method exist?

Returns:Attribute exists. Return type:bool

iter_scripts()

List file names in the /scripts folder.

poutput(msg, end='\n')

Adata override of cmd2.Cmd.poutput method: print to console.

default_to_shell = False

dir_parser = ArgumentParser(prog='dir', usage=None, description='Attributes table.', formatter_class=<class 'argparse.HelpFormatter'>, conflict_handler='error', add_help=True)

stdout = <adata.pubsub.Output object>

class Interpreter(locals=None)

Bases: code.InteractiveInterpreter

Base class for InteractiveConsole.

This class deals with parsing and interpreter state (the user’s namespace); it doesn’t deal with input buffering or prompting or input file naming (the filename is always passed in explicitly).

write(text)

Adata override: pubsub event send.

Parameters:text – Output

dir_pretty(var, grep=None)

Pretty dir command

read_file(path, encoding='utf-8')

Prints a text file

visit(url)

Test web page text - locals() available