Python testing for dummies

pip install pytest

File name: a.py

def heyho():
    return "I love pizza"
 
# Test here (or move it to separate file starting with test_*.py or ending with *_test.py
def test_a():
    r=heyho()
    if 'pizza' in r:     # Thats how you search for a substring in the string
        result = 1
    assert result==1