#!/usr/bin/env python
# coding: utf-8

# # Using [`click`](https://github.com/pallets/click) interactively
# 
# We all know that `argparse` sucks, and `click` is a common replacement.
# 
# See the `click` documentation for the more information about [__Complex Arguments__](http://click.pocoo.org/5/complex/#calling-convention). 

# In[1]:


import click


# In[2]:


@click.command()
@click.option('--count', default=1, help='Number of greetings.')
@click.option('--name', prompt='Your name',
              help='The person to greet.')
def hello(count, name):
    """Simple program that greets NAME for a total of COUNT times."""
    for x in range(count):
        print('Hello! %s!' % name)


# * Create an a `click.Context` 

# In[6]:


from pytest import fixture
ctx = fixture(lambda: click.Context(hello))


# * `click.Context.invoke` the command.

# In[10]:


_test_interactive_invocation = lambda ctx: ctx.invoke(hello, name="❤ deathbeds")
__name__ == '__main__' and _test_interactive_invocation(ctx())