add python argparse

Author: fairclothjm

.gitignore

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+__pycache__

python/README.md

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+# python
+
+Code snippets for python.
+
+
+## todo
+
+- user input
+- http get request
+- call external program
+- read file
+

python/argparser.py

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+#!/usr/bin/env python3
+"""
+    argparse usage code snippet
+"""
+import argparse
+
+def setup_argparse():
+    """
+    :returns: argument parser object
+    :rtype: argparse.ArgumentParser
+    """
+    p = argparse.ArgumentParser(description="argparse example", prog="my-cli")
+
+    p.add_argument(
+        "-n",
+        "--name",
+        type=str,
+        help="the name",
+        default="default-name",
+        required=True,
+    )
+
+    p.add_argument(
+        "-c",
+        "--count",
+        type=int,
+        help="the count",
+        default=0,
+    )
+
+    p.add_argument(
+        "-f",
+        "--fork",
+        type=bool,
+        help="fork as a daemon process",
+        default=False,
+    )
+
+    p.add_argument(
+        "-i",
+        "--interval",
+        type=int,
+        help="space-separated list of time intervals",
+        nargs="+",
+    )
+
+    return p
+
+
+if __name__ == "__main__":
+    parser = setup_argparse()
+
+    args = parser.parse_args()
+    print(args)