From 4f93c64593bf3ab0ee8ba9aa34c36b69cbe30304 Mon Sep 17 00:00:00 2001
From: falexwolf <f.alex.wolf@gmx.de>
Date: Mon, 5 Nov 2018 02:29:43 +0000
Subject: [PATCH] error message for paga_path regarding dpt 2

---
 scanpy/plotting/tools/paga.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scanpy/plotting/tools/paga.py b/scanpy/plotting/tools/paga.py
index 2409d698bd..5e2013db62 100644
--- a/scanpy/plotting/tools/paga.py
+++ b/scanpy/plotting/tools/paga.py
@@ -866,7 +866,7 @@ def paga_path(
         groups_key = adata.uns['paga']['groups']
     groups_names = adata.obs[groups_key].cat.categories
 
-    if 'dpt_pseudotime' is not adata.obs.keys():
+    if 'dpt_pseudotime' not in adata.obs.keys():
         raise ValueError(
             '`pl.paga_path` requires computation of a pseudotime `tl.dpt` '
             'for ordering at single-cell resolution')