Source code for watex.cli

# -*- coding: utf-8 -*-

from pkg_resources import iter_entry_points
import click
import watex as wx 


class PluginGroup(click.Group):

    def __init__(self, *args, **kwds):
        self.extra_commands = {
            e.name: e.load() for e in iter_entry_points('wx.commands')
        }
        super().__init__(*args, **kwds)

    def list_commands(self, ctx):
        return sorted(super().list_commands(ctx) + list(self.extra_commands))

    def get_command(self, ctx, name):
        return self.extra_commands.get(name) or super().get_command(ctx, name)


@click.group(cls=PluginGroup, context_settings={'help_option_names': ('-h', '--help')})
def cli():
    """ The watex command line interface.
    """
    pass

@cli.command()
@click.option ('-v','--version', 'version',   help ='show watex version')
@click.option ('--show',  default=False, show_default= True,
               help ='show watex version and dependencies')
def version(version, show):
    """ watex installed version.
    """
    if show: 
        click.echo(f"watex {wx.show_versions ()}")
    else: 
        click.echo(f"watex {wx.__version__}")
    

# @cli.group()
# @click.option('-c', '--create', is_flag=True,
#     help="Create the local path if missing."
# )
# @click.pass_context
# def path(ctx, create):
#     """ Manipulate data path.
#     Data path is either global or local.
#     If the local path is not available, the global path is used instead.
#     The path commands depend on the current directory where they are executed.
#     """
#     ctx.obj = {'create': create}



# def path_action(ctx, target):
#     if not ctx.obj['create']:
#         click.echo(watex.data.data_path(target))
#     else:
#         p = watex.data.local_data_path(target)
#         if p.exists():
#             click.echo(f"{p} already exists")
#         else:
#             p.mkdir(parents=True)
#             click.echo(f"{p} created")


# # @path.command('base')
# # @click.pass_context
# # def path_base(ctx):
# #     """ Current base data path.
# #     """
# #     path_action(ctx, '')


# # @path.command('metronix')
# # @click.pass_context
# # def path_metronix(ctx):
# #     """ Current path for Metronix calibration files.
# #     """
# #     path_action(ctx, watex.calibrations.METRONIX_DATA_PATH)

# references 
# https://click.palletsprojects.com/en/8.1.x/
# https://setuptools.pypa.io/en/latest/userguide/entry_point.html