Delete module5_BMI_calculator.py

module5_BMI_calculator.py

-import numpy as np
-import matplotlib.pyplot as plt
-
-
-def input_main_menu():
-    print('') 
-    print('What would you like to do?')
-    print('Type 1, 2, or 3 followed by enter:')
-    print('1. Compute and display BMI from weight and height.')
-    print('2. Compute and display a normal BMI range from height.')
-    print('3. Quit')
-    i = 0
-    while i==0:
-        s = input('Choice: ')
-        try:
-            i = int(s)
-        except:
-            pass
-        if not i in [1,2,3]:
-            print('You typed ' + s)
-            print('You should type 1, 2 or 3 followed by enter.')
-            i = 0
-    return(i)
-
-
-def input_measure(measure_type, units, m_min, m_max):
-    print('') 
-    m = 0
-    while m==0:
-        s = input('Type ' + measure_type + ' followed by enter: ') 
-        try:
-            m = float(s)
-        except:
-            pass
-        if m<m_min or m>m_max:
-            print('You typed ' + s)
-            print('Type a valid ' + measure_type + ' in ' + units +'.')
-            m = 0
-    return(m)
-
-
-def make_plot(height, weight=None):
-    h = np.linspace(1.3, 2.2)
-    plt.plot(h, 30*h**2,'r')
-    plt.plot(h, 25*h**2,'m')
-    plt.plot(h, 18.5*h**2,'g')
-    if weight is None:
-        wmin = 18.5*height**2
-        wmax = 25*height**2
-        plt.plot([height, height], [wmin, wmax],'k')
-        d = f'Normal range [{wmin:.2f} {wmax:.2f}]'
-    else:
-        plt.plot(height, weight, 'ko')
-        d = f'BMI {weight/(height**2):.2f}'
-    plt.legend(['Obese to overweight', 'Overweight to normal',
-                'Normal to underweight', d])
-    plt.xlabel('Height')
-    plt.ylabel('Weight')
-    plt.title('BMI plot')
-    plt.show()
-    
-
-# main program
-print('*************************')
-print('Welcome to BMI calculator')
-choice = 0
-while choice<3:
-    choice = input_main_menu()
-    if choice==1:
-        h = input_measure('height', 'meters', 1, 2.5)
-        w = input_measure('weight', 'kilograms', 40, 300)
-        make_plot(h, w)
-    if choice==2:
-        h = input_measure('height', 'meters', 1, 2.5)
-        make_plot(h)        
-print('Bye!')
-    
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