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Week4 Coding Exercise 15

Adehumble Feb 22nd, 2020 (edited) 81 Never
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  1. #15
  2. print("This program is written to concatenate nested lists if and only if the list has just 3 elements.")
  3. print("|||||"*24)
  4.  
  5. #I am going to be demonstrating the functionality of this code by allowing my user to give me various examples of each classes of food. By so doing, i'll be generating a nested list
  6.  
  7. #My Function Program
  8. def fancy_concatenate(user_list):
  9.     answer=[]
  10.     for l in user_list:
  11.         if len(l)!=3:
  12.             continue
  13.         answer.append("".join(l))
  14.     print("".join(answer))
  15.  
  16.  
  17. #My Main Program
  18. universal_list=[]
  19. carb=[]
  20. protein=[]
  21. fat_and_oil=[]
  22. vitamins=[]
  23. water=[]
  24. minerals=[]
  25. fibre=[]
  26.  
  27. #I am going to limit this program to 3 sublists i.e i'll only be considering carbohydrate, protein and vitamins. That was why i purposely comments out the remaining lines of codes.
  28.  
  29. while True:
  30.     try:
  31.         num=int(input("How many examples of carbohydrate can you tell me? "))
  32.         break
  33.     except ValueError:
  34.         print("Ooopps! That's a wrong input.\nYou must enter a whole number.\nTry again!")
  35.         print("|||||"*24)
  36.        
  37. for n in range(num):
  38.     c=input("Mention them: ")
  39.     carb.append(c)
  40. universal_list.append(carb)
  41.  
  42.  
  43. while True:
  44.     try:
  45.         num1=int(input("How many examples of protein can you tell me? "))
  46.         break
  47.     except ValueError:
  48.         print("Ooopps! That's a wrong input.\nYou must enter a whole number.\nTry again!")
  49.         print("|||||"*24)
  50.        
  51. for n1 in range(num1):
  52.     p=input("Mention them: ")
  53.     protein.append(p)
  54. universal_list.append(protein)
  55.  
  56.  
  57. while True:
  58.     try:
  59.         num2=int(input("How many examples of vitamins can you tell :me? "))
  60.         break
  61.     except ValueError:
  62.         print("Ooopps! That's a wrong input.\nYou must enter a whole number.\nTry again!")
  63.         print("|||||"*24)
  64.        
  65. for n2 in range(num2):
  66.     v=input("Mention them ")
  67.     vitamins.append(v)
  68. universal_list.append(vitamins)
  69.  
  70. #num3=int(input("How many examples of fats & oil can you tell me? "))
  71. #for n3 in range(num3):
  72. #   fo=input("Mention them: ")
  73. #   fat_and_oil.append(fo)
  74. #universal_list.append(fat_and_oil)
  75.  
  76. #num4=int(input("How many examples of fibre can you tell me? "))
  77. #for n4 in range(num4):
  78. #   f=input("Mention them: ")
  79. #   fibre.append(f)
  80. #universal_list.append(fibre)
  81.  
  82.  
  83. #num5=int(input("how many type of minerals do u know? "))
  84. #for n5 in range(num5):
  85. #   m=input("give me examples: ")
  86. #   minerals.append(m)
  87. #listo.append(minerals)
  88.  
  89.  
  90. #num6=int(input("how many type of water do u know? "))
  91. #for n6 in range(num6):
  92. #   w=input("give me examples: ")
  93. #   water.append(m)
  94. #listo.append(water)
  95.  
  96.  
  97. fancy_concatenate(universal_list)
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