projects.mako.cc - babynames_answers/blob - answer_2.py

   1 # 2. Are there more boys names or girls names? What about for particular
   2 #    letters? What about for every letter?
   3
   4 import ssadata
   5
   6 num_boys_names = len(ssadata.boys)
   7 num_girls_names = len(ssadata.girls)
   8
   9 print("total boy names: " + str(num_boys_names))
  10 print("total girl names: " + str(num_girls_names))
  11
  12 for letter in "abcdefghijklmnopqrstuvwxyz":
  13     count_boys = 0
  14     count_girls = 0
  15     for name in ssadata.boys.keys():
  16         first_letter = name[0]
  17         if first_letter == letter:
  18             count_boys = count_boys + 1
  19
  20     for name in ssadata.girls.keys():
  21         first_letter = name[0]
  22         if first_letter == letter:
  23             count_girls = count_girls + 1
  24
  25     if count_boys == count_girls:
  26         print(letter + ": the same number of boys names and girls names")
  27     elif count_boys > count_girls:
  28         print(letter + ": more boys names than girls names")
  29     else:
  30         print(letter + ": more girls names than boys names")
  31
  32