Add log analyze for each test

Signed-off-by: Andrey Berezin <a.berezin@yadro.com>

pytest_tests/helpers/file_helper.py

@@ -164,3 +164,15 @@ def get_file_content(
             content = file.read()
 
     return content
+
+
+def sanitize_for_file_name(string: str) -> str:
+    """
+    Returns string with only alpha num string with all other characters replaced by '_'
+    which is valid string to use as file name
+
+    Args:
+        string: string to sanitize
+    """
+
+    return "".join(character if character.isalnum() else "_" for character in string).strip("_")