fix

test=develop

python/paddle/fluid/executor.py

@@ -382,9 +382,11 @@ class Executor(object):
         """
         Close this executor.
 
-        You can no long use this executor after calling this method.
+        You can no longer use this executor after calling this method.
         For the distributed training, this method would free the resource on PServers related to
         the current Trainer.
+        TODO(typhoonzero): Define "no longer use" meaning? Can user create
+        a new Executor for the same program and run?
         TODO(panyx0718): Why ParallelExecutor doesn't have close?
 
         Example:
@@ -397,7 +399,7 @@ class Executor(object):
             self.executor.close()
             self._closed = True
 
-    def _run_parallel(self, scope, feed, fetch_list, fetch_var_name,
+    def _run_parallel(self, program, scope, feed, fetch_list, fetch_var_name,
                       return_numpy):
         if isinstance(feed, dict):
             feed_tensor_dict = dict()
@@ -413,7 +415,7 @@ class Executor(object):
             self.executor.feed_and_split_tensor_into_local_scopes(
                 feed_tensor_dict)
         elif isinstance(feed, list) or isinstance(feed, tuple):
-            if len(feed) != len(self._places):
+            if len(feed) != len(program._places):
                 raise ValueError(
                     "Feed a list of tensor, the list should be the same size as places"
                 )
@@ -428,7 +430,7 @@ class Executor(object):
                     tensor = each[feed_name]
                     if not isinstance(tensor, core.LoDTensor):
                         tmp = core.LoDTensor()
-                        tmp.set(tensor, self._places[i])
+                        tmp.set(tensor, program._places[i])
                         tensor = tmp
                     res_dict[feed_name] = tensor
                 res.append(res_dict)
@@ -462,7 +464,7 @@ class Executor(object):
 
         Args:
             program(Program|CompiledProgram): the program that need to run,
-                if not provided, then default_main_program will be used.
+                if not provided, then default_main_program (not compiled) will be used.
             feed(dict): feed variable map, e.g. {"image": ImageData, "label": LabelData}
             fetch_list(list): a list of variable or variable names that user want to get, run will return them according to this list.
             feed_var_name(str): the name for the input variable of feed Operator.
@@ -525,6 +527,7 @@ class Executor(object):
         self.executor = program._executor
         if program._is_data_parallel:
             return self._run_parallel(
+                program,
                 scope=scope,
                 feed=feed,
                 fetch_list=fetch_list,