replace argparser with docopt + schema

ptyt_upload.py

@@ -1,3 +1,75 @@
 #!/usr/bin/python
 # coding: utf-8
 
+"""
+ptyt_upload - tool to upload videos to Peertube and Youtube
+
+Usage: 
+	ptyt_upload --file=/path/to/video [options]
+	ptyt_upload -h | --help
+	ptyt_upload --version
+
+Options:
+	--file=PATH 				Path to the video to upload.
+	--name=STRING				Name of the video to upload. (default to video file name)
+	-d --description=STRING		Description of the video.
+	-t --tags=STRING			Tags for the video. (comma separated)
+	--version					Show version.
+	-h --help					Show this help.
+
+
+"""
+import argparse
+from docopt import docopt
+try:
+    from schema import Schema, And, Or, Use, Optional, SchemaError
+except ImportError:
+    exit('This program requires that the `schema` data-validation library'
+         ' is installed: \n'
+         'see https://github.com/halst/schema\n')
+try:
+    import magic
+except ImportError:
+    exit('This program requires that the `magic` library'
+         ' is installed, NOT the Python bindings to libmagic API \n'
+         'see https://github.com/ahupp/python-magic\n')
+
+VERSION="ptyt 0.1-alpha"
+VALID_PRIVACY_STATUSES = ('public', 'private', 'unlisted')
+
+def validateVideo(path):
+    supported_types = ['video/mp4']
+    if magic.from_file(path, mime=True) in supported_types:
+        return path
+    else:
+        return False
+
+if __name__ == '__main__':
+
+	#Allows you to a relative import from the parent folder
+	import os.path, sys
+	sys.path.insert(0, os.path.dirname(os.path.realpath(__file__))+"/lib") 
+
+	import yt_upload
+	import pt_upload
+
+	options = docopt(__doc__, version=VERSION)
+
+	schema = Schema({
+		'--file': And(str, lambda s: validateVideo(s), error='file is not supported, please use mp4'),
+		Optional('--name'): Or(None, And(str, lambda x: not x.isdigit(), error="The video name should be a string")),
+		Optional('--description'): Or(None, And(str, lambda x: not x.isdigit(), error="The video name should be a string")),
+		Optional('--d'): Or(None, And(str, lambda x: not x.isdigit(), error="The video name should be a string")),
+		Optional('--tags'): Or(None, And(str, lambda x: not x.isdigit(), error="Tags should be a string")),
+		Optional('--t'): Or(None, And(str, lambda x: not x.isdigit(), error="Tags should be a string")),
+		'-h': bool,
+		'--help': bool,
+		'--version': bool
+	})
+
+	try:
+		options = schema.validate(options)
+	except SchemaError as e:
+		exit(e)
+	
+	# yt_upload.run(args)