Airways Management System

Make Sure You've Installed Python Text to speech i.e. pyttsx3
If not then Open Command Prompt and type : pip install pyttsx3
Source Code : 


# Airways Management System

import pickle     # we are using pickle bec it operates binary files (will increase performance of program).
import os         # we are using os to handle some operation with file like renaming and deleting.
import pyttsx3    # this is Python text-to-speech which gives a voice to our Airways Management System.

flight_det = {}

def speak(line):
    '''it will give a female voice to Every line given as argument(parameter)'''
    voice_id = "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Speech\Voices\Tokens\TTS_MS_EN-US_ZIRA_11.0"
    voice = pyttsx3.init()
    voice.setProperty('voice', voice_id)
    voice.say(line)
    voice.runAndWait()

def say(line):
    '''it is Same as speak() but dude it speaks in Male voice'''
    voice_id = "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Speech\Voices\Tokens\TTS_MS_EN-US_DAVID_11.0"
    voice = pyttsx3.init()
    voice.setProperty('voice', voice_id)
    voice.say(line)
    voice.runAndWait()


def write_data():
    ''' It will add flight details(data) in flight.dat '''
    with open("flight.dat", "ab") as fdata:
        say('Helloo, Please Write the Number of Flights you want write in file')
        No_Of_flight = int(input("Enter the Number of Flights : "))
        for num in range(No_Of_flight):
            speak(f'Please Write, {num+1} flight Number')
            flight_det["flightNo"] = int(input(f"\nPlease Enter {num + 1} Flight Number : "))
            speak(f'Please Write Name of Flight-{flight_det["flightNo"]}')
            flight_det["fname"] = input(f'Enter Name of Flight-{flight_det["flightNo"]} : ')
            speak(f'Please Write Fare of {flight_det["fname"]}-{flight_det["flightNo"]}')
            flight_det["fare"] = int(input(f'Enter Fare of {flight_det["fname"]}-{flight_det["flightNo"]} : '))
            pickle.dump(flight_det, fdata)


def show_data():
    ''' it will Display all the Flights Data inside flight.dat file'''
    say("Showing Flight Details")
    with open('flight.dat', 'rb') as file:
        try:
            while True:
                data = pickle.load(file)
                print(data)
        except EOFError:
            pass


def del_data():
    speak('Please Enter Flight Number to delete its DATA')
    flightNo = int(input("\nPlease Enter Flight Number to delete its DATA : "))
    fdata1 = open("flight.dat", "rb")
    fdata2 = open("temp.dat", "ab")
    try:
        while True:
            data = pickle.load(fdata1)
            if data["flightNo"] == flightNo:
                print(f"Flight-{flightNo} Deleted Successfully.")
                say(f"Flight-{flightNo} Deleted Successfully.")
                pass
            else:
                pickle.dump(data, fdata2)
    except EOFError:
        pass
    fdata1.close()
    fdata2.close()
    os.remove("flight.dat")
    os.rename("temp.dat", "flight.dat")

    try:
        with open("flight.dat", "rb") as fdata:
            speak("Here's the Record of Flights after Deletion\n")
            print('Record of Flights after Deletion :\n')
            while True:
                print(f'  {pickle.load(fdata)}')
    except Exception:
        pass


def search():
    with open('flight.dat', 'rb') as fdata:
        speak(" Please Enter Flight Number to Search its Details")
        fsearch = int(input("\nEnter Flight Number to Search : "))
        datafound = 0
        try:
            while True:
                data = pickle.load(fdata)
                if data['flightNo'] == fsearch:
                    datafound = 1
                    speak("Here's the Search Details")
                    print(f'Search Result : \n  {data}')
                    say(data)
                    break
        except Exception:
            print("Error : There is no Data in flight.dat")
        if datafound == 0:
            speak(f'Details of flight-{fsearch} was NOT FOUND')
            print(f"\n ! Details of flight-{fsearch} was NOT FOUND !")


def update_data():
    data1 = open("flight.dat", "rb")
    data2 = open("temp.dat", "ab")
    speak("Enter Flight Number to Update it")
    flightNo = int(input("Enter Flight Number to Update : "))
    try:
        while True:
            data = pickle.load(data1)
            if data["flightNo"] == flightNo:
                speak(f"Enter New Details of Flight-{flightNo}")
                print(f"\nEnter New Details of Flight-{flightNo} : ")
                data["flightNo"] = int(input("Enter Flight Number : "))
                data["fname"] = input("Enter Flight's Name : ")
                data["fare"] = int(input("Enter the Fare : "))
                pickle.dump(data, data2)
                speak(f"Data of flight-{flightNo} Updated Successfully.")
                print("Data Updated Successfully.")
            else:
                pickle.dump(data, data2)
    except EOFError:
        pass
    data1.close()
    data2.close()
    os.remove("flight.dat")
    os.rename("temp.dat", "flight.dat")

speak_one_time = 0
speak_one = 0
while True:
    if speak_one == 0:
        say("Enter Number to choose specific operation you want to perform")
        speak_one = 1
    print('\nOperations :\n 1 - Add Flight Details.\n 2 - Show Flight Details\n 3 - Update Flight Details. ')
    print(' 4 - Delete Flight Detail.\n 5 - Search Flights.\n 6 - Clock.\n 7 - EXIT.')
    if speak_one_time == 0:
        speak("1 for Adding Flight Details, 2 for Displaying flight details, 3 to Update flight details"
              ",4 for Deleting flight details, 5 to Search Flights, 6 to know current timings, and 7 for Exit")
        speak_one_time = 1
    op = int(input("\nEnter Number to Choose Operation : "))
    if op == 1:
        write_data()
    elif op == 2:
        print(f"\nFlights Details : ")
        show_data()
    elif op == 3:
        update_data()
    elif op == 4:
        del_data()
    elif op == 5:
        search()
    elif op == 6:
        import time
        live_time = time.strftime("%H:%M:%S")
        speak(f"The Current timings are : {live_time}")
        print(f"\n| The Current timings are : {live_time} |")
    elif op == 7:
        say("Thanks for Using Airways Management System")
        print("Thanks for Using Airways Management System")
        say("Creators of this, Airways Management System are |Akash kumar Singh |")
        print("Creators of Airways Management System :\n | Akash kumar Singh|")
        speak("See You Again! Bye Dear")
        break
    else:
        speak("Hey, Please Choose the Correct Operations!")
        print("Please Choose CORRECT Operation!")