def format_filename()

in obelics/utils/simplification_utils.py [0:0]

• 19 lines of code
• 4 McCabe index (conditional complexity)

def format_filename(filename):
    # TODO: refine this function. fairly imprefect.
    # Potential improvements: `Untitled`, `untitled`, `blank`, check whether each word is in a dictionary
    _, simp_filename = os.path.split(filename)
    simp_filename = simp_filename.split(".")[0]

    if re.findall(
        r"\?[A-Za-z0-9]+=", simp_filename
    ):  # Example `it?ids=2019042515182454151475%3A027064510%3A001&ca=n&coo=y`
        return ""

    simp_filename = re.sub(r"[_-]", " ", simp_filename)  # Example: `Chocolate_Berry_Frozen_Yogurt_Bark`
    simp_filename = re.sub(r"%2[0]*", " ", simp_filename)  # Example: `hearts%2Band%2Bhome%20Bbadge`
    simp_filename = re.sub(r"[0-9]+x[0-9]+", "", simp_filename)  # Example: `104x403`
    simp_filename = re.sub(r"[0-9]+", " ", simp_filename)  # Example: `icon18_wrench_allbkg`
    simp_filename = re.sub(r"[ ]{2,}", " ", simp_filename)  # Example: `icon    wrenchallbkg`

    for r in ["\n", "+", "%B", "%"]:
        simp_filename = simp_filename.replace(r, " ")

    simp_filename = simp_filename.strip()
    if len(simp_filename) <= 1:
        return ""
    else:
        return simp_filename