check_subject_lists.py

subjects = ['N57437','N57442','N57446','N57447','N57449','N57451','N57496','N57498','N57500','N57502','N57504','N57513','N57515','N57518','N57520','N57522','N57546','N57548','N57550','N57552','N57554','N57559','N57580','N57582','N57584','N57587','N57590','N57692','N57694','N57700','N57702','N57709','N58302', 'N58303', 'N58305', 'N58309', 'N58310', 'N58344','N58346','N58350','N58355','N58359','N58361','N58394','N58396','N58398','N58400','N58402','N58404','N58406','N58408','N58477','N58500','N58510','N58512','N58514','N58516','N58604','N58606','N58608','N58610','N58611','N58613','N58706','N58708','N58712', 'N58214','N58215','N58216','N58217','N58218','N58219','N58221','N58222','N58223','N58224','N58225','N58226','N58228','N58229','N58230','N58231','N58232','N58633','N58634','N58635','N58636','N58649','N58650','N58651','N58653','N58654','N58408', 'N58398', 'N58714', 'N58740', 'N58477', 'N58734', 'N58309', 'N58792', 'N58302', 'N58784', 'N58706', 'N58361', 'N58355', 'N58712', 'N58790', 'N58606', 'N58350', 'N58608', 'N58779', 'N58500', 'N58604', 'N58749', 'N58510', 'N58394', 'N58346', 'N58344', 'N58788', 'N58305', 'N58514', 'N58794', 'N58733', 'N58655', 'N58735', 'N58310', 'N58400', 'N58708', 'N58780', 'N58512', 'N58747', 'N58303', 'N58404', 'N58751', 'N58611', 'N58745', 'N58406', 'N58359', 'N58742', 'N58396', 'N58613', 'N58732', 'N58516', 'N58402','N58408', 'N58398', 'N58935', 'N58714', 'N58740', 'N58477', 'N59003', 'N58734', 'N58309', 'N58792', 'N58819', 'N58302', 'N58909', 'N58784', 'N58919', 'N58706', 'N58889', 'N58361', 'N58355', 'N58712', 'N58790', 'N59010', 'N58859', 'N58917', 'N58606', 'N58815', 'N58997', 'N58350', 'N58999', 'N58881', 'N58608', 'N58853', 'N58779', 'N58995', 'N58500', 'N58604', 'N58749', 'N58877', 'N58883', 'N58510', 'N58885', 'N58906', 'N58394', 'N58821', 'N58855', 'N58346', 'N58861', 'N58344', 'N58857', 'N58788', 'N58305', 'N58514', 'N58851', 'N58794', 'N58733', 'N58655', 'N58887', 'N58735', 'N58310', 'N58879', 'N58400', 'N58708', 'N58780', 'N58512', 'N58747', 'N58303', 'N58404', 'N58751', 'N58611', 'N58829', 'N58913', 'N58745', 'N58831', 'N58406', 'N58359', 'N58742', 'N58396', 'N58941', 'N58516', 'N58813', 'N58402']

subjects_2 = []

for i in subjects:
    if i not in subjects_2:
        subjects_2.append(i)
    else:
        print(i)

print(subjects_2)