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Create a Program to Create Museum Exhibition System in Python Assignment Solution.


Write a python assignment program to create museum exhibition system.

Requirements and Specifications

program to create museum exhibition system in python

Source Code

import math

import matplotlib.pyplot as plt

import numpy as np

# Declare the mean max and mean min temperatures per month

max_temp = [2.9, -1.6, -8.3, -11.1, -10.2, -12.5, -12.5, -10.8, -11.1, -8.3, -1.6, 1.8, 1.6]

min_temp = [-2.4, -7.4, -15.5, -17.2, -16.4, -18.4, -19.2, -17.6,-17.8, -14.5, -7.5, -4.5, -3.8]

def average_antarctic_temp(days):


    Calculates the average daily temperature (ºC) at that day

    :param days: days since 1 Jan 2020

    :return: Temperature in ºC


    # Given the day get the month id

    month = int(days/30)

    max_temp_month = max_temp[month]

    min_temp_month = min_temp[month]

    # Use a Quadratic function with a vertex (min point) at 1st July 2020, with a temperature of -19.2

    # Note that, from 1 Jan 2020 to 1 July 2020, there are 180 days, so b = 180, c = -19.2

    # We calculate a such that, at x = 366, the value of the function is equal to the max temperature

    # The max. temperature is at x = 0, with a temperature of 2.9

    c = -19.2

    b = 180

    a = (2.9 - c)/(0 - b)**2

    y = a*(days - b)**2 + c

    return y

def antarctic_temp(hours):


    Calculates the temperature at one specific time of the day

    :param hours: Hours since midnight on 1 Jan 2020

    :return: Temperature


    # We know that the sine function varies between -1 and 1. So, if we declare a sine function

    # with an amplitude of 3, we obtain a function that varies between -3 and 3, so this will be used for the

    # fluctuations of the temperature around the mean

    # Calculate at wich month does the given hours are for

    days = int(hours/24) # Number of days

    month = int(days/30) # number of month

    max_temp_month = max_temp[month]

    min_temp_month = min_temp[month]

    # Calculate mean temperature for this month

    mean_temp = (max_temp_month + min_temp_month)/2.0

    # Calculate the hours for this specific day

    day_hours = hours - days*24

    mean_temp = average_antarctic_temp(days)

    # The sine function must have a period of 24 hours. Then:

    y = mean_temp + math.sin(2*math.pi/24.0 *day_hours)

    return y

def heat_transfer(Tair):


    Calculate the anticipated heat transfer through penguin's coat according to model in Section 5.3

    :param Tair: Temperature of air (ºC)

    :return: Heat (Wm^-2)


    # Define the Stefan-Boltzman constant

    sigma = 5.670E-8

    # Define emissivity

    epsilon = 0.8

    # Convert the air temperature to kelvin

    Tair_K = Tair + 273.15

    # Define the temperature on the Sea surface T2

    T2 = -0.8

    # Convert to Kelvin

    T2_K = T2 + 273.15

    # Calculate heat transfer

    qr = sigma*(Tair_K**4 - T2_K**4)/(24 + (2/epsilon - 1))

    return qr

def getMonth():


        This function will ask to user for a month and will check if the input is valid. If the input

        is now valid, the function will display an error message and reprompt the user

    :return: month


    while True:


            month = input("Enter a month (1-12): ")

            month = int(month)

            if month >= 1 and month <= 12:

                return month-1


                print("Please enter a valid month.")


            print("Please enter a valid month.")

def getInt(lb = 0):


        This function will ask to user for a positive inteher and will check if the input is valid. If the input

        is now valid, the function will display an error message and reprompt the user

    :param lb: Lower bound for the value entered by the user

    :return: integer


    while True:


            n = input("Enter value: ")

            n = int(n)

            if n > lb:

                return n


                print("Please enter a valid number.")


            print("Please enter a valid number.")

def askYesNo(message):


    This function will prompt the user to enter "yes" or "no". If the user enters an invalid answer, the function

    will reprompt the user

    :return: option entered by user as string in lower case


    while True:

        option = input(message).lower()

        if option in ["yes", "no"]:

            return option


            print("Please enter a valid option.")

# Main program

if __name__ == '__main__':

    # Print welcome message



    The Emperor Penguin (Aptenodytes forsteri) is the tallest and heaviest of all living penguin species and is endemic to Antarctica.\n

    They usually live in seas with a temperature of -0.8 ºC and have a total of 14 humeral arterioes. The surface area for their wings is about 202 cm^2



        The antarctic temperatures are very low and for 2020, these temperatures varied between 2.9 ºC and -19.2 ºC


    while True:

        month = getMonth()

        # Convert the given month to hours since 1 Jan 2020

        hours = month*24*30

        # Calculate the temperatures over the month

        temps = [antarctic_temp(i) for i in range(hours, hours+24*25)]

        print(f"The daily average temperature (ºC) for month {month} are:")

        print("{:<10s} {:>20s}".format("Day", "Temperature (ºC)"))

        for i in range(30):

            T = average_antarctic_temp((month-1)*30+i)

            print("{:<10d} {:>20.2f}".format(i+1, T))

        # Ask user if he/she is an "enthusiast"

        option = askYesNo("Are you an enthusiast? (yes/no): ")

        if option == "yes":

            # Plot


            plt.plot(range(24*25), temps)


            plt.title(f"Temperature fluctuations for month {month+1}")


            plt.ylabel('Temperature (ºC)')


        # Prompt for time of the day

        print("Please enter a time of the day, in hours (1-24): ")

        hour = getInt()

        Tcalc = antarctic_temp((month-1)*30*24+hour)

        print("The temperature (in ºC) at month {:.0f} at the hour {:.1f} is: {:.2f} ºC".format(month, hour, Tcalc))

        # Display importance of feathers


            The feathers in the Emperor Penguins are very important because they help to transfer the heat from the Penguin's body to the exterior


        print("Please enter the temperature of the air (in ºC): ")

        Tair = getInt(-273.15)

        # Calculate heat transfer

        qr = heat_transfer(Tair)

        print("The heat transfer between the Penguin's body and the exterior is: {0:.2f} Wm^-2".format(qr))

        # Ask user if he/she wants to chose another month

        option = askYesNo("Do you want to chose another month? (yes/no): ")

        if option == "no":



        Penguins keep their non-feathered extremities warm thanks to the humeral arteries and the surface area of their wings.


    option = askYesNo("Are you an enthusiast? (yes/no): ")

    if option == "yes":

        # Data of humeral arterioes vs wing surface area

        arteries = [2, 3, 3, 3, 5, 8, 14]

        area = [30, 68, 80, 82, 75, 159, 202]

        sea_temp = [14.9, 11.6, 10.0, 8.7, -0.8, 3.3, -0.8]

        # Fit

        z = np.polyfit(arteries, area, 3)

        p = np.poly1d(z)

        y_fit = [p(i) for i in arteries]


        plt.scatter(arteries, area, label = "Data")

        plt.plot(arteries, y_fit, label="Fit", color='red')

        plt.xlabel('Number of Humeral Arteries')

        plt.ylabel('Wing surface area (cm^2)')



        plt.title("Wing Surface Area vs. Number of Humeral Arteries")


        # Now fit model for sea temp

        z2 = np.polyfit(arteries, sea_temp, 3)

        p2 = np.poly1d(z2)

        y_fit2 = [p2(i) for i in arteries]


        plt.scatter(arteries, sea_temp, label="Data")

        plt.plot(arteries, y_fit2, label="Fit", color='red')

        plt.xlabel('Number of Humeral Arteries')

        plt.ylabel('Temperature at surface of the Sea (ºC)')



        plt.title("Sea Tempterature vs. Number of Humeral Arteries")


    print("Good Bye!")

unction accepts two lists of integers, and count how many numbers from the second list

    are in the first list

    :param winning_numbers: list of integers

    :param numbers: list of integers

    :return: number of matched integers (int)


    matches = 0

    for n in numbers:

        if n in winning_numbers:

            matches += 1

    return matches

def main():


    Main function where all the functionality of the program is contained

    :return: None


    # First, pick today's winning numbers

    winning_numbers = pick_winning_numbers(1, 9, 4)

    # Pick the superball number

    sb = pick_superball(1, 9)

    # Create helper variables to count the number of entries, number of entries that used superball,

    # number of entries that matched 3 or 4 numbers, etc

    n_entries = 0

    n_superball_used = 0

    n_matched_3 = 0

    n_matched_4 = 0

    # Now, read the file of entries

    with open("entries.txt", 'r') as f:

        # Read all lines

        lines = f.readlines()

        # Pick customer numbers

        for i, line in enumerate(lines):

            # trim and strip line

            line = line.strip()

            # Split line by space to convert it into a list

            customer_numbers_str = line.split(" ")

            # Check if this customer used superball

            user_used_sb = False

            if "sb" in customer_numbers_str:

                # Remove the 'sb' from customer's numbers

                user_used_sb = True

                del customer_numbers_str[customer_numbers_str.index("sb")]

                # Increment the counter for number of superball used

                n_superball_used += 1

            # Now, convert customer's numbers from string to int

            customer_numbers = convert_list_to_integers(customer_numbers_str)

            # Now, count matches

            n = count_matches(winning_numbers, customer_numbers)


                Now, if the user used the 'sb' option:

                    * If the 'sb' number is in today's winning numbers, then add one additional match

                      to this user

                    * If 'sb' is not in today's winning numbers, then check if the user has this number


            if sb in winning_numbers:

                n += 1


                if sb in customer_numbers and not sb in winning_numbers:

                    n += 1

            # Increment the entries counter

            n_entries += 1

            # Check if the number of matches is 3 or 4

            if n == 3:

                n_matched_3 += 1

            elif n == 4:

                n_matched_4 += 1

    # Now, display the results

    print("Pythonic Pick 4 Lottery Results")

    print("Today's winning numbers: [", end="")

    for i, x in enumerate(winning_numbers):

        print(x, end="")

        if i < len(winning_numbers) -1:

            print(", ", end="")


    print(f"Today's superball: {sb}")

    print(f"Number of entries: {n_entries}")

    print(f"Number of entries that used superball: {n_superball_used}")

    print(f"Number of entries that matched 3 numbers: {n_matched_3}")

    print(f"Number of entries that matched 4 numbers: {n_matched_4}")

if __name__ == '__main__':