diff --git a/powerline/matchers/plugin/ctrlp.py b/powerline/matchers/plugin/ctrlp.py
index 525a0d95..50b374a7 100644
--- a/powerline/matchers/plugin/ctrlp.py
+++ b/powerline/matchers/plugin/ctrlp.py
@@ -3,23 +3,17 @@
 import os
 import vim
 
-vim.command('''
-function! Powerline_plugin_ctrlp_main(...)
+vim.command('''function! Powerline_plugin_ctrlp_main(...)
 	let b:powerline_ctrlp_type = 'main'
 	let b:powerline_ctrlp_args = a:000
-endfunction
-''')
+endfunction''')
 
-vim.command('''
-function! Powerline_plugin_ctrlp_prog(...)
+vim.command('''function! Powerline_plugin_ctrlp_prog(...)
 	let b:powerline_ctrlp_type = 'prog'
 	let b:powerline_ctrlp_args = a:000
-endfunction
-''')
+endfunction''')
 
-vim.command('''
-let g:ctrlp_status_func = { 'main': 'Powerline_plugin_ctrlp_main', 'prog': 'Powerline_plugin_ctrlp_prog' }
-''')
+vim.command('''let g:ctrlp_status_func = { 'main': 'Powerline_plugin_ctrlp_main', 'prog': 'Powerline_plugin_ctrlp_prog' }''')
 
 
 def ctrlp(matcher_info):
diff --git a/powerline/segments/plugin/ctrlp.py b/powerline/segments/plugin/ctrlp.py
index f696f233..6e624216 100644
--- a/powerline/segments/plugin/ctrlp.py
+++ b/powerline/segments/plugin/ctrlp.py
@@ -1,20 +1,14 @@
 # vim:fileencoding=utf-8:noet
 
 import vim
+from powerline.bindings.vim import getbufvar
 
 
-def ctrlp_left(pl):
-	ctrlp_type = vim.eval('getbufvar("%", "powerline_ctrlp_type")')
-	ctrlp_args = vim.eval('getbufvar("%", "powerline_ctrlp_args")')
+def ctrlp(pl, side):
+	ctrlp_type = getbufvar('%', 'powerline_ctrlp_type')
+	ctrlp_args = getbufvar('%', 'powerline_ctrlp_args')
 
-	return globals()['ctrlp_stl_left_' + ctrlp_type](pl, *ctrlp_args)
-
-
-def ctrlp_right(pl):
-	ctrlp_type = vim.eval('getbufvar("%", "powerline_ctrlp_type")')
-	ctrlp_args = vim.eval('getbufvar("%", "powerline_ctrlp_args")')
-
-	return globals()['ctrlp_stl_right_' + ctrlp_type](pl, *ctrlp_args)
+	return globals()['ctrlp_stl_{0}_{1}'.format(side, ctrlp_type)](pl, *ctrlp_args)
 
 
 def ctrlp_stl_left_main(pl, focus, byfname, regex, prev, item, next, marked):
diff --git a/powerline/segments/plugin/nerdtree.py b/powerline/segments/plugin/nerdtree.py
index 466aad72..c12ce777 100644
--- a/powerline/segments/plugin/nerdtree.py
+++ b/powerline/segments/plugin/nerdtree.py
@@ -2,12 +2,13 @@
 
 import vim
 
+from powerline.bindings.vim import getbufvar
 from powerline.segments.vim import window_cached
 
 
 @window_cached
 def nerdtree(pl):
-	ntr = vim.eval('getbufvar("%", "NERDTreeRoot")')
+	ntr = getbufvar('%', 'NERDTreeRoot')
 	if not ntr:
 		return
 	path_str = vim.eval('getbufvar("%", "NERDTreeRoot").path.str()')