[docs] Write embedding and contributing documentation (#528)

Authored by: pukkandan, timethrow

devscripts/make_contributing.py

@@ -1,33 +1,34 @@
 #!/usr/bin/env python3
 from __future__ import unicode_literals
 
-# import io
+import io
 import optparse
-# import re
+import re
 
 
 def main():
+    return  # This is unused in yt-dlp
+
     parser = optparse.OptionParser(usage='%prog INFILE OUTFILE')
     options, args = parser.parse_args()
     if len(args) != 2:
         parser.error('Expected an input and an output filename')
 
-
-"""     infile, outfile = args
+    infile, outfile = args
 
     with io.open(infile, encoding='utf-8') as inf:
         readme = inf.read()
 
-    bug_text = re.search( """
-# r'(?s)#\s*BUGS\s*[^\n]*\s*(.*?)#\s*COPYRIGHT', readme).group(1)
-# dev_text = re.search(
-# r'(?s)(#\s*DEVELOPER INSTRUCTIONS.*?)#\s*EMBEDDING yt-dlp',
-"""         readme).group(1)
+    bug_text = re.search(
+        r'(?s)#\s*BUGS\s*[^\n]*\s*(.*?)#\s*COPYRIGHT', readme).group(1)
+    dev_text = re.search(
+        r'(?s)(#\s*DEVELOPER INSTRUCTIONS.*?)#\s*EMBEDDING yt-dlp', readme).group(1)
 
     out = bug_text + dev_text
 
     with io.open(outfile, 'w', encoding='utf-8') as outf:
-        outf.write(out) """
+        outf.write(out)
+
 
 if __name__ == '__main__':
     main()