1. remove simple distranspiler from transpiler/ repo

2. remvoe comment line

python/paddle/fluid/__init__.py

@@ -44,8 +44,8 @@ import transpiler
 from param_attr import ParamAttr, WeightNormParamAttr
 from data_feeder import DataFeeder
 from core import LoDTensor, CPUPlace, CUDAPlace, CUDAPinnedPlace
-from transpiler import DistributeTranspiler, SimpleDistributeTranspiler, \
-    InferenceTranspiler, memory_optimize, release_memory
+from transpiler import DistributeTranspiler, InferenceTranspiler, \
+    memory_optimize, release_memory
 from concurrency import (Go, make_channel, channel_send, channel_recv,
                          channel_close, Select)
 from lod_tensor import create_lod_tensor, create_random_int_lodtensor

python/paddle/fluid/tests/unittests/test_simple_dist_transpiler.py

@@ -62,7 +62,6 @@ class TestSimpleDistTranspiler(unittest.TestCase):
         self.assertEqual([op.type for op in pserver.blocks[1].ops],
                          ["sum", "scale", "sgd"])
 
-        print("xxx", [op.output_arg_names for op in startup.global_block().ops])
         # confirm startup program
         self.assertEqual([op.type for op in startup.global_block().ops],
                          ["fill_constant", "uniform_random", "uniform_random"])