feat: Complete the cowsay exercise.

Author: jamallaqdiem

implement-cowsay/cow.py

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+import cowsay
+import argparse
+
+# 1. Fetch the animals from the library
+list_of_animals = cowsay.char_names
+
+# 2. Setup the Parser, I'm building a program cowsay that to do(description).
+parse = argparse.ArgumentParser(prog='cowsay', description='make animals say things')
+parse.add_argument('message', nargs='+', help='The message to say')
+
+parse.add_argument('--animal', choices=list_of_animals, default='cow', help='The animal to use')
+
+args = parse.parse_args()
+
+# Combining the words into a single string
+message_text = " ".join(args.message)
+
+# we call the draw_function and we use getattr because args.animal is a string, and we need a function instead.
+draw_function = getattr(cowsay, args.animal)
+
+# 4. call and execute.
+draw_function(message_text)

implement-cowsay/requirements.txt

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+cowsay==6.1