Add a common pythonx directory containing helper methods for snippets.

UltiSnips/rst.snippets

@@ -12,6 +12,8 @@ from string import Template
 import re
 from collections import Counter
 
+from vimsnippets import complete
+
 #http://docutils.sourceforge.net/docs/ref/rst/roles.html
 TEXT_ROLES = ['emphasis','literal','code','math',
 			  'pep-reference','rfc-reference',
@@ -130,27 +132,6 @@ def get_popular_code_type():
 	except IndexError:
 		popular_type = "lua" # Don't break default
 	return popular_type
-
-
-def complete(t, opts):
-	"""
-	get options that start with t
-
-	:param t: query string
-	:param opts: list that needs to be completed
-
-	:return: a string that start with t
-	"""
-	msg = "({0})"
-	if t:
-		opts = [ m[len(t):] for m in opts if m.startswith(t) ]
-	if len(opts) == 1:
-		return opts[0]
-
-	if not len(opts):
-		msg = "{0}"
-	return msg.format("|".join(opts))
-
 endglobal
 
 snippet part "Part" b

plugin/vimsnippets.vim

@@ -0,0 +1,37 @@
+if exists("b:done_vimsnippets")
+   finish
+endif
+let b:done_vimsnippets = 1
+
+" Expanding the path is not needed on Vim 7.4
+if &cp || version >= 704
+    finish
+endif
+
+" Add pythonx to the python search path if needed (i.e. <= Vim 7.3).
+if !has("python") && !has("python3")
+   finish
+end
+
+" This will fail if UltiSnips is not installed.
+try
+   call UltiSnips#bootstrap#Bootstrap()
+catch /E117/
+   finish
+endtry
+
+
+" This should have been set by UltiSnips, otherwise something is wrong.
+if !exists("g:_uspy")
+   finish
+end
+
+
+" Expand our path
+let s:SourcedFile=expand("<sfile>")
+exec g:_uspy "import vim, os, sys"
+exec g:_uspy "sourced_file = vim.eval('s:SourcedFile')"
+exec g:_uspy "while not os.path.exists(os.path.join(sourced_file, 'pythonx')):
+   \ sourced_file = os.path.dirname(sourced_file)"
+exec g:_uspy "module_path = os.path.join(sourced_file, 'pythonx')"
+exec g:_uspy "sys.path.append(module_path)"

pythonx/vimsnippets.py

@@ -0,0 +1,20 @@
+"""Helper methods used in UltiSnips snippets."""
+
+def complete(tab, opts):
+    """
+    get options that start with tab
+
+    :param tab: query string
+    :param opts: list that needs to be completed
+
+    :return: a string that start with tab
+    """
+    msg = "({0})"
+    if tab:
+        opts = [m[len(tab):] for m in opts if m.startswith(tab)]
+    if len(opts) == 1:
+        return opts[0]
+
+    if not len(opts):
+        msg = "{0}"
+    return msg.format("|".join(opts))