Implement cowsay command with animal flag

Author: zohrehKazemianpour

.gitignore

@@ -1 +1,2 @@
 node_modules
+.venv/

implement-cowsay/cow.py

@@ -0,0 +1,26 @@
+import argparse
+import cowsay
+
+parser = argparse.ArgumentParser(
+    prog="cowsay",
+    description="Make animals say things"
+)
+
+parser.add_argument(
+    "--animal",
+    choices=cowsay.char_names,
+    default="cow",
+    help="The animal to be saying things."
+)
+
+parser.add_argument(
+    "message",
+    nargs="+",
+    help="The message to say."
+)
+
+args = parser.parse_args()
+
+message = " ".join(args.message)
+animal_func = getattr(cowsay, args.animal)
+animal_func(message)

implement-cowsay/requirements.txt

@@ -0,0 +1 @@
+cowsay