MedicalSpecialityFrequecy.py

def frequency(patient_list, medical_dict):
    dict = {}
    for i in medical_dict:
        dict[patient_list.count(i)] = i
    print(dict)
    speciality = medical_dict[dict[max(dict)]]
    return speciality

patient_list = [102,'P',304,'O',501,'P',203,'O',101,'P',571,'P',706,'O']
medical_dict ={'P':'Pedia','O':'Ortho','E':'Eco'}
print(frequency(patient_list,medical_dict))