Technical_Excercise_of_GSoC2020[A].py

#! /usr/bin/env python3


def getNewList(empList):
    # strip the new line and double characters from the element present in the list
    empList = [name.strip().strip('"') for name in empList]
    # Generate the list in the required format i.e `last_name, first_name`
    newList = ["{last}, {first}".format(
    last=name.split()[1], first=name.split()[0]) for name in empList]
    return newList


def main():
    empList = []

    # Read from the file and generating a list of employee names
    try:
        with open("list.txt", "r") as fp:
            for line in fp:
                empList.append(line)
    except FileNotFoundError:
        print("File that contains list of employees does not exist")

    # Create an Employee object and get the list of objects in required format
    newList = getNewList(empList) # New list 

    # Writing names again into a file in the required format i.e `last_name, first_name`
    try:
        with open("newList.txt", "w") as fp:
            for name in newList:
                fp.write("{name}\n".format(name=name))
    except Exception as e:
        print("Operation failed. Aborting !!{error}".format(error=e))


if __name__ == "__main__":
    main()