Update.

diff --git a/eingather.py b/eingather.py
index 5732a3c..734edbe 100755 (executable)
--- a/eingather.py
+++ b/eingather.py
@@ -15,11 +15,11 @@ def eingather(op, src, *indexes):
     s_indexes = re.findall("\(([^)]*)\)", s_src)
     s_src = re.sub("\([^)]*\)", "_", s_src)
 
-    all_sizes = tuple(d for s in ( src, ) + indexes for d in s.size())
+    all_sizes = tuple(d for s in (src,) + indexes for d in s.size())
     s_all = "".join([s_src] + s_indexes)
     shape = tuple(all_sizes[s_all.index(v)] for v in s_dst)
 
-    def do(x,s_x):
+    def do(x, s_x):
         idx = []
         n_index = 0
 
@@ -39,7 +39,8 @@ def eingather(op, src, *indexes):
 
         return x[idx]
 
-    return do(src,s_src)
+    return do(src, s_src)
+
 
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