Start script for generating random-ish HIIT workouts

hiit-generator.py

#!/usr/bin/env python3
"""
Builds a simple HIIT workout, while trying to be
smart about how it builds it.

Author: Bill Israel <bill.israel@gmail.com>
License: Public Domain
"""
import random
import sys
import textwrap


CARDIO = [
    'High-Knee Running',
    'Butt Kicks',
    'Skier Jumps',
    'Jumping Jacks',
    'Mountain Climbers',
    'Burpees',
    'Step Ups',
    'Box Jumps',
    'Jump Rope',
]

ARMS = [
    'Push-ups',
    'Spider-Man Pushups',
    'Tricep Dip',
    'Judo Push-up',
    'Push-ups with Rotation',
    'Curls',
    'Alternating Row',
]

LEGS = [
    'Squats',
    'Squat Jumps',
    'Squat Jacks',
    'Plie Squats',
    'Lunges',
    'Ice Skaters',
    'Calf Raises',
    'Wall Sit',
    'Glute Bridges',
    'Split Squat',
    'Romanian Dead Lift',
]

ABS = [
    'Abdominal Crunches',
    'Plank',
    'Side Plank',
    'Side Plank Dip',
    'Bicycle Crunch',
    'Double Leg Lift',
    'Russian Twist',
    'Flutter Kick',
    'Supermans',
]

REQUIRES_EQUIPMENT = {
    'Box Jumps': ['Bench or chair'],
    'Tricep Dip': ['Bench or chair'],
    'Curls': ['Dumbells or resistance bands'],
    'Step-Ups': ['Bench or chair'],
    'Jump Rope': ['Jump rope'],
    'Romanian Dead Lift': ['Weighted bar'],
    'Alternating Row': ['Dumbells'],
}

SPLIT_EXERCISES = [
    'Side Plank',
    'Side Plank Dip',
]


CIRCUIT = [CARDIO, ARMS, LEGS, ABS] * 3 
NUM_CIRCUITS = 2

def choose_and_remove_exercise(slot):
    chosen_exercise = random.choice(slot)
    slot.remove(chosen_exercise)
    return chosen_exercise


def generate_circuits():
    circuits = []
    equipment_needed = set()

    for i in range(NUM_CIRCUITS):
        chosen_exercises = []

        for slot in CIRCUIT:
            chosen_exercise = choose_and_remove_exercise(slot)

            if chosen_exercise in SPLIT_EXERCISES:
                splits = [f'Left {chosen_exercise}', f'Right {chosen_exercise}']
                chosen_exercises.extend(splits)
            else:
                chosen_exercises.append(chosen_exercise)

        if len(chosen_exercises) != 13:
            chosen_exercises.append(choose_and_remove_exercise(CARDIO))

        circuits.append(chosen_exercises)

        for exercise in chosen_exercises:
            if exercise in REQUIRES_EQUIPMENT:
                equipment_needed.update(REQUIRES_EQUIPMENT[exercise])

    return circuits, equipment_needed


def print_workout(circuits, eqipment_needed, print_equipment=False):
    print('# Today\'s Workout:')
    for idx, circuit in enumerate(circuits, start=1):
        print(f'\n## Circuit {idx}:\n')
        for ex_idx, exercise in enumerate(circuit, start=1):
            print(f'{ex_idx}. {exercise}')

    if print_equipment and equipment_needed:
        print('\n## Equipment needed:\n')
        for piece in equipment_needed:
            print(f'* {piece}')

def print_usage():
    print(textwrap.dedent(f'''\
        usage: {sys.argv[0]} [options]
          options:
            -e, --equipment         Print needed equipment
            -h, --help              Show this message
    '''))


if __name__ == '__main__':
    print_equipment = False

    if len(sys.argv) > 1:
        arguments = sys.argv[1:]
        for argument in arguments:
            if argument in ['-h', '--help']:
                print_usage()
                sys.exit(0)

            elif argument in ['-e', '--equipment']:
                print_equipment = True

            else:
                print(f'Error: unknown argument "{argument}"')
                print_usage()
                sys.exit(1)

    circuits, equipment_needed = generate_circuits()
    print_workout(circuits, equipment_needed, print_equipment)