Add map to %run with -n flag

Author: wilywampa

ftplugin/python/ipy.vim

@@ -147,6 +147,7 @@ augroup END
 
 " Setup plugin mappings for the most common ways to interact with ipython.
 noremap  <Plug>(IPython-RunFile)            :update<CR>:Python2or3 run_this_file()<CR>
+noremap  <Plug>(IPython-ImportFile)         :update<CR>:Python2or3 run_this_file('-n')<CR>
 noremap  <Plug>(IPython-RunLine)            :Python2or3 run_this_line()<CR>
 noremap  <Plug>(IPython-RunLines)           :Python2or3 run_these_lines()<CR>
 noremap  <Plug>(IPython-OpenPyDoc)          :Python2or3 get_doc_buffer()<CR>
@@ -168,6 +169,7 @@ function! s:DoMappings()
     if g:ipy_perform_mappings != 0
        if &buftype == ''
         map  <buffer> <silent> <F5>           <Plug>(IPython-RunFile)
+        map  <buffer> <silent> g<F5>          <Plug>(IPython-ImportFile)
        endif
         " map  <buffer> <silent> <S-F5>         <Plug>(IPython-RunLine)
         map  <buffer> <silent> <F9>           <Plug>(IPython-RunLines)

ftplugin/python/vim_ipython.py

@@ -621,15 +621,15 @@ def f_with_update(*args, **kwargs):
     return f_with_update
 
 @with_subchannel
-def run_this_file():
+def run_this_file(flags=''):
     ext = os.path.splitext(vim.current.buffer.name)[-1][1:]
     if ext in ('pxd', 'pxi', 'pyx', 'pyxbld'):
         cmd = ' '.join(filter(None, (
             '%run_cython',
             vim_vars.get('cython_run_flags', ''),
             repr(vim.current.buffer.name))))
     else:
-        cmd = '%%run %s %s' % (vim_vars['ipython_run_flags'],
+        cmd = '%%run %s %s' % (flags or vim_vars['ipython_run_flags'],
                                repr(vim.current.buffer.name))
     msg_id = send(cmd)
     print_prompt(cmd, msg_id)