[split] Move python plugin to oh-my-fish/plugin-python

https://github.com/oh-my-fish/plugin-python

plugins/python/_python.fish

-# Use python2 if found, otherwise fallback to python.
-function _python
-  if which python2
-    python2 $argv
-  else
-    python $argv
-  end
-end

plugins/python/pybeautifyjson.fish

-# beautify json string
-# use : pybeautifyjson '{"foo": "lorem", "bar": "ipsum"}'
-function pybeautifyjson
-  echo $argv | _python -mjson.tool
-end

plugins/python/pyclean.fish

-# clean current directory recursively from any .pyc and .pyo files
-function pyclean
-  set -l path2CLEAN
-
-  if set -q $argv
-    set path2CLEAN .
-  else
-    set path2CLEAN $argv
-  end
-
-  find $path2CLEAN -name "*.py[co]" -type f -delete
-end

plugins/python/pyhttp.fish

-# start in-place a simple http server, take a optional parameter for the port number
-function pyhttp
-  if test -n "$argv"
-    set HTTPPORT $argv
-  else
-    set HTTPPORT 1025
-  end
-
-  _python -m SimpleHTTPServer $HTTPPORT;
-end

plugins/python/pysmtp.fish

-# start smtp debugging server, can pass an option port parameter. Default to 1025
-function pysmtp
-  if test -n "$argv"
-    set SMTPPORT $argv
-  else
-    set SMTPPORT 1025
-  end
-
-  echo "smtp server started on port" $SMTPPORT;
-  _python -m smtpd -n -c DebuggingServer localhost:$SMTPPORT;
-end