Merge pull request mate-academy#76 from mate-academy/Nattalli-patch-1

added test about comment

tests/test_main.py

@@ -19,3 +19,13 @@ def test_count_occurrences(phrase, letter, count):
         f"Function 'count_occurrences' should return {count}, "
         f"when 'phrase'='{phrase}' and 'letter'='{letter}'"
     )
+
+
+def test_removed_comment():
+import app
+with open(app.main.__file__, "r") as f:
+    file_content = f.read()
+    comment = re.compile("# write your code here")
+    assert not comment.search(
+        file_content
+    ), "You have to remove the unnecessary comment '# write your code here'"