Adds option to print version

Makefile

@@ -1,18 +1,22 @@
 MASTER_VERSION := $(shell grep '^version = .*$$' pyproject.toml | awk '{print $$3}')
 all: README.md
 
-README.md: README.bashdown bashdown
+README.md: README.bashdown 
 	bashdown README.bashdown > README.md
 
 build:
 	-rm -r ./dist/*
 	poetry build
 
+tidy:
+	black bashdown/
+	pylint bashdown/
+
 test:
 	python3 -m unittest
 
 version:
 	sed -i "s/^__version__ = .*$$/__version__ = \"$(MASTER_VERSION)\"/g" bashdown/__init__.py
 
-upload:
-	twine upload dist/*
+publish:
+	poetry publish

README.md

@@ -41,7 +41,7 @@ Processes in-line bash in markdown files
 positional arguments:
   filename
 
-options:
+optional arguments:
   -h, --help  show this help message and exit
 
 For more information please see the docs

bashdown/__init__.py

@@ -9,7 +9,7 @@
 import subprocess
 import sys
 
-__version__ = "0.4.0"
+__version__ = "0.5.0"
 
 
 def process_content(input_lines):
@@ -48,16 +48,25 @@ def process_content(input_lines):
 
 
 def cli_arg_parser(args=None):
+    """
+    Parses cli arguments for the command cli tool
+    """
     parser = argparse.ArgumentParser(
         prog="bashdown",
-        description="Processes in-line bash in markdown files",
+        # description="Processes in-line bash in markdown files",
         epilog="For more information please see the docs",
     )
-    parser.add_argument("filename")
+    # group = parser.add_mutually_exclusive_group(required=True)
+    # group = parser.add_mutually_exclusive_group()
+    parser.add_argument("filename", help="File to process")
+    parser.add_argument('-v', '--version', action='version', version= __version__)
     return parser.parse_args(args)
 
 
 def main():
+    """
+    Kicks everything off for the cli tool
+    """
     args = cli_arg_parser(sys.argv[1:])
 
     with open(args.filename, "r", encoding="utf8") as file:

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "bashdown"
-version = "0.4.0"
+version = "0.5.0"
 description = "Executes in-line bash in markdown files"
 authors = ["Mark Sellors <[email protected]>"]
 readme = "README.md"