phrases.py

   1 #!/usr/bin/env python3
   2 # Display Latin famous phrases in the terminal
   3 # Armaan Bhojwani 2020
   4
   5 import argparse
   6 import csv
   7 import random
   8 import sys
   9 import os.path
  10
  11 def main(args=sys.argv[1:]):
  12     # Argument parsing
  13     parser = argparse.ArgumentParser(
  14         description="Latin famous phrases in the terminal.")
  15     parser.add_argument("-i", "--id",
  16                         action='store_true',
  17                         help="print the id of the phrase.")
  18     parser.add_argument("-l", "--latin",
  19                         action='store_true',
  20                         help="print the Latin phrase (default)")
  21     parser.add_argument("-e", "--english",
  22                         action='store_true',
  23                         help="print the English translation.")
  24     parser.add_argument("-n", "--notes",
  25                         action='store_true',
  26                         help="print any notes on phrase")
  27     parser.add_argument("-m", "--min",
  28                         default=0,
  29                         type=int,
  30                         help="set the minimum length of the Latin phrase")
  31     parser.add_argument("-M", "--max",
  32                         default=10000000,
  33                         type=int,
  34                         help="set the maximum length of Latin phrase")
  35     parser.add_argument("-p", "--num",
  36                         action='store_true',
  37                         help="print number of possibilities within constraints")
  38     parser.add_argument("-f", "--file",
  39                         help="set the location of the phrase file")
  40     args = parser.parse_args()
  41
  42     right_length = []
  43
  44     # find phrase file
  45     if args.file:
  46         phrase_file = args.file
  47     if os.path.isfile("phrases.csv"):
  48         phrase_file = "phrases.csv"
  49     elif os.path.isfile("/usr/local/share/phrases/phrases.csv"):
  50         phrase_file = "/usr/local/share/phrases/phrases.csv"
  51     else:
  52         sys.exit("cannot fine phrase database!")
  53
  54     # convert csv file into list
  55     with open(phrase_file) as f:
  56         reader = csv.reader(f)
  57         next(reader, None) # skip header
  58         all_lines = list(reader)
  59     f.close()
  60
  61     # iterate through all the phrases
  62     for row in all_lines:
  63         try: # generate a shortlist of phrases of the right length
  64             if args.max >= int(row[4]) >= args.min:
  65                 right_length.append(row[0])
  66         except: # skip malformed rows without exiting
  67             pass
  68
  69     try: # choose a random id from the shortlist
  70         chosen = int(right_length[random.randint(0, len(right_length) - 1)])
  71     except:
  72         sys.exit("no phrase within the given parameters!")
  73
  74     # Output as specified in flags
  75     for row in all_lines:
  76         if int(row[0]) == chosen:
  77             if not (args.id
  78                     or args.latin
  79                     or args.english
  80                     or args.notes
  81                     or args.num):
  82                 print(row[1])
  83                 sys.exit(0)
  84             else:
  85                 if args.id:
  86                     print(row[1])
  87                 if args.latin:
  88                     print(row[1])
  89                 if args.english:
  90                     print(row[2])
  91                 if args.notes:
  92                     print(row[3])
  93                 if args.num:
  94                     print(len(right_length))
  95                 sys.exit(0)
  96
  97 if __name__ == "__main__":
  98     main()