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

# These are some experiments for refactoring [kraftur](https://github.com/kraftur)'s
# [math-game](https://github.com/kraftur/math-game).

# In[1]:


addition_problems_and_answers = [
    ('11 + 11', '22'),
    ('11 + 2', '13'),
    ('11 + 3', '14'),
]
good = addition_problems_and_answers
good


# In[2]:


addition_problems_and_answers = '''
    11 + 11, 22
    11 + 2, 13
    11 + 3, 14
    '''
a = addition_problems_and_answers
b = [
    tuple(term.strip() for term in line.split(','))
    for line in a.split('\n')
    if line.strip()
]
b


# In[3]:


from random import choice, choices


# In[4]:


for _ in range(10):
    print(choice(b))


# In[5]:


choices(b, k=10)


# In[6]:


print('hello', 'world')


# In[7]:


addition_problems_text = '''
    11 11
    11 2
    11 3
'''
a = addition_problems_text
b = [
    tuple(operand.strip() for operand in line.split())
    for line in a.split('\n')
    if line.strip()
]
b


# In[8]:


a.split('\n')


# In[9]:


a.strip().split('\n')


# In[10]:


addition_problems_text = '''
    11 11
    11 2
    11 3
'''
a = addition_problems_text
b = [
    tuple(int(operand.strip()) for operand in line.split())
    for line in a.split('\n')
    if line.strip()
]
b


# In[11]:


actions = {
    'add': 1,
    'subtract': 'hello',
    'stats': int,
    'quit': 1j,
}


# In[12]:


choices = ' or '.join(f'"{action}"' for action in actions)
print(f'Please type {choices}. ')


# In[13]:


choices = ' or '.join(map(lambda action: f'"{action}"', actions))
print(f'Please type {choices}. ')