Pytest simple tests - failure

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• Failure reported by user: is_anagram("anagram", "nag a ram") is expected to return true.
• We write a test case to reproduce the problem. It should fail now.

examples/pytest/test_mymod_2.py

from mymod_1 import is_anagram

def test_anagram():
    assert is_anagram("elvis", "lives")
    assert is_anagram("silent", "listen")
    assert not is_anagram("one", "two")

def test_multiword_anagram():
    assert is_anagram("ana gram", "naga ram")
    assert is_anagram("anagram", "nag a ram")