Moodle utils scripts

rename_submissions.py

import os
import glob
from tqdm import tqdm
from collections import Counter

def rename_submissions(submissions_folder, output_folder=None):
    """
    Rename submissions downloaded from Moodle (download all submissions option).
    Use it when the name of the submited files are differents between each student
    and contains identification info in it.   
    """
    assert os.path.exists(submissions_folder), "invalid submissions_folder"
    assert (output_folder is None) or  os.path.exists(output_folder), "invalid output_folder"
    if output_folder is None:
        output_folder = submissions_folder
    counter = Counter()     
    submissions = glob.glob(os.path.join(submissions_folder, "*_assignsubmission_file_*"))
    if len(submissions) == 0:
        print("Folder doesn't contains submissions.")
        return
    for submission in tqdm(submissions):
        new_filename = submission.split("_assignsubmission_file_")[1]
        counter[new_filename] += 1
        if counter[new_filename] > 1:
            filename, ext = os.path.splitext(new_filename)
            new_filename = f"{filename}_(copy {counter[new_filename]}){ext}"
        os.rename(submission, os.path.join(output_folder, new_filename))
    for f, c in filter((lambda x: x[1] > 1), counter.items()):
        print(f"warning: {f} has {c} copies")

if __name__ == "__main__":
    import sys
    if len(sys.argv) == 2:
        rename_submissions(sys.argv[1])
    elif len(sys.argv) == 3:
        rename_submissions(sys.argv[1], sys.argv[2])
    else:
        print("rename_submissions.py submissions_folder [output_folder]")