Merge branch 'develop' of https://github.com/PaddlePaddle/Paddle into unsqueeze_op

doc/v2/howto/capi/compile_paddle_lib_cn.md

@@ -18,7 +18,7 @@
 </tr>
 <tr>
 <td>cpu_avx_openblas</td>
-<td>暂无</td>
+<td><a href="https://guest:@paddleci.ngrok.io/repository/download/Manylinux1_CpuAvxOpenblas/.lastSuccessful/paddle.tgz" rel="nofollow">paddle.tgz</a></td>
 </tr>
 <tr>
 <td>cpu_noavx_openblas</td>
@@ -35,7 +35,12 @@
 <tr>
 <td>cuda8.0_cudnn7_avx_mkl</td>
 <td><a href="https://guest:@paddleci.ngrok.io/repository/download/Manylinux1_Cuda8cudnn7cp27cp27mu/.lastSuccessful/paddle.tgz" rel="nofollow">paddle.tgz</a></td>
-</tr></tbody></table>
+</tr>
+<tr>
+<td>cuda9.0_cudnn7_avx_mkl</td>
+<td><a href="https://guest:@paddleci.ngrok.io/repository/download/Manylinux1_Cuda90cudnn7avxMkl/.lastSuccessful/paddle.tgz" rel="nofollow">paddle.tgz</a></td>
+</tr>
+</tbody></table>
 
 ### 从源码编译
 

doc/v2/howto/capi/compile_paddle_lib_en.md

@@ -17,7 +17,7 @@
 </tr>
 <tr>
 <td>cpu_avx_openblas</td>
-<td>-</td>
+<td><a href="https://guest:@paddleci.ngrok.io/repository/download/Manylinux1_CpuAvxOpenblas/.lastSuccessful/paddle.tgz" rel="nofollow">paddle.tgz</a></td>
 </tr>
 <tr>
 <td>cpu_noavx_openblas</td>
@@ -34,7 +34,12 @@
 <tr>
 <td>cuda8.0_cudnn7_avx_mkl</td>
 <td><a href="https://guest:@paddleci.ngrok.io/repository/download/Manylinux1_Cuda8cudnn7cp27cp27mu/.lastSuccessful/paddle.tgz" rel="nofollow">paddle.tgz</a></td>
-</tr></tbody></table>
+</tr>
+<tr>
+<td>cuda9.0_cudnn7_avx_mkl</td>
+<td><a href="https://guest:@paddleci.ngrok.io/repository/download/Manylinux1_Cuda90cudnn7avxMkl/.lastSuccessful/paddle.tgz" rel="nofollow">paddle.tgz</a></td>
+</tr>
+</tbody></table>
 
 ### From source
 

paddle/fluid/framework/details/data_balance_op_handle.cc

@@ -62,7 +62,7 @@ std::vector<std::array<int, 3>> DataBalanceOpHandle::GetBalancePlan(
   }
   if (total_size < device_num) {
     // No enough data.
-    PADDLE_THROW("There is no next data.");
+    PADDLE_THROW_EOF();
   }
   std::sort(size_device_vec.begin(), size_device_vec.end(),
             [](const std::array<int, 2> &a, const std::array<int, 2> &b) {

paddle/fluid/framework/details/threaded_ssa_graph_executor.cc

@@ -98,9 +98,18 @@ FeedFetchList ThreadedSSAGraphExecutor::Run(
     if (timeout) {
       std::lock_guard<std::mutex> l(exception_mu_);
       if (exception_) {
-        auto exp = *exception_;
+        std::exception *exp = exception_.get();
+        if (dynamic_cast<platform::EOFException *>(exp)) {
+          auto e = *static_cast<platform::EOFException *>(exp);
           exception_.reset();
-        throw exp;
+          throw e;
+        } else if (dynamic_cast<platform::EnforceNotMet *>(exp)) {
+          auto e = *static_cast<platform::EnforceNotMet *>(exp);
+          exception_.reset();
+          throw e;
+        } else {
+          LOG(FATAL) << "Unknown exception.";
+        }
       } else {
         continue;
       }
@@ -199,6 +208,12 @@ void ThreadedSSAGraphExecutor::RunOp(
       running_ops_--;
       ready_var_q->Extend(op->Outputs());
       VLOG(10) << op << " " << op->Name() << "Signal posted";
+    } catch (platform::EOFException ex) {
+      std::lock_guard<std::mutex> l(exception_mu_);
+      // EOFException will not cover up existing EnforceNotMet.
+      if (exception_.get() == nullptr) {
+        exception_.reset(new platform::EOFException(ex));
+      }
     } catch (platform::EnforceNotMet ex) {
       std::lock_guard<std::mutex> l(exception_mu_);
       exception_.reset(new platform::EnforceNotMet(ex));

paddle/fluid/framework/details/threaded_ssa_graph_executor.h

@@ -57,7 +57,7 @@ class ThreadedSSAGraphExecutor : public SSAGraphExecutor {
   std::vector<platform::Place> places_;
   platform::DeviceContextPool fetch_ctxs_;
   std::mutex exception_mu_;
-  std::unique_ptr<platform::EnforceNotMet> exception_;
+  std::unique_ptr<std::exception> exception_;
   std::atomic<int> running_ops_;
 
   void InsertPendingOp(std::unordered_map<OpHandleBase *, size_t> *pending_ops,

paddle/fluid/operators/read_op.cc

@@ -68,7 +68,7 @@ class ReadOp : public framework::OperatorBase {
     reader->ReadNext(&ins);
     if (ins.empty()) {
       if (Attr<bool>("throw_eof_exp")) {
-        PADDLE_THROW("There is no next data.");
+        PADDLE_THROW_EOF();
       } else {
         ins.resize(out_arg_names.size());
         for (auto& tensor : ins) {

paddle/fluid/platform/enforce.h

@@ -102,6 +102,15 @@ struct EnforceNotMet : public std::exception {
   const char* what() const noexcept { return err_str_.c_str(); }
 };
 
+struct EOFException : public std::exception {
+  std::string err_str_;
+  EOFException(const char* err_msg, const char* f, int l) {
+    err_str_ = string::Sprintf("%s at [%s:%d]", err_msg, f, l);
+  }
+
+  const char* what() const noexcept { return err_str_.c_str(); }
+};
+
 // Because most enforce conditions would evaluate to true, we can use
 // __builtin_expect to instruct the C++ compiler to generate code that
 // always forces branch prediction of true.
@@ -242,6 +251,11 @@ inline void throw_on_error(T e) {
 #define PADDLE_ENFORCE(...) ::paddle::platform::throw_on_error(__VA_ARGS__);
 #endif
 
+#define PADDLE_THROW_EOF()                                                     \
+  do {                                                                         \
+    throw ::paddle::platform::EOFException("There is no next data.", __FILE__, \
+                                           __LINE__);                          \
+  } while (false)
 /*
  * Some enforce helpers here, usage:
  *    int a = 1;

paddle/fluid/platform/enforce_test.cc

@@ -210,3 +210,14 @@ TEST(ENFORCE_USER_DEFINED_CLASS, NE) {
   Dims a{{1, 2, 3, 4}}, b{{5, 6, 7, 8}};
   ASSERT_THROW(PADDLE_ENFORCE_EQ(a, b), paddle::platform::EnforceNotMet);
 }
+
+TEST(EOF_EXCEPTION, THROW_EOF) {
+  bool caught_eof = false;
+  try {
+    PADDLE_THROW_EOF();
+  } catch (paddle::platform::EOFException error) {
+    caught_eof = true;
+    EXPECT_TRUE(HasPrefix(StringPiece(error.what()), "There is no next data."));
+  }
+  EXPECT_TRUE(caught_eof);
+}

paddle/fluid/pybind/exception.cc

@@ -18,10 +18,13 @@ namespace paddle {
 namespace pybind {
 
 void BindException(pybind11::module* m) {
+  static pybind11::exception<platform::EOFException> eof(*m, "EOFException");
   static pybind11::exception<platform::EnforceNotMet> exc(*m, "EnforceNotMet");
   pybind11::register_exception_translator([](std::exception_ptr p) {
     try {
       if (p) std::rethrow_exception(p);
+    } catch (const platform::EOFException& e) {
+      eof(e.what());
     } catch (const platform::EnforceNotMet& e) {
       exc(e.what());
     }

paddle/scripts/paddle_build.sh

@@ -312,6 +312,20 @@ EOF
     fi
 }
 
+function assert_api_not_changed() {
+    mkdir -p ${PADDLE_ROOT}/build/.check_api_workspace
+    cd ${PADDLE_ROOT}/build/.check_api_workspace
+    virtualenv .env
+    source .env/bin/activate
+    pip install ${PADDLE_ROOT}/build/python/dist/*whl
+    curl ${PADDLE_API_SPEC_URL:-https://raw.githubusercontent.com/reyoung/FluidAPISpec/master/API.spec} \
+        > origin.spec
+    python ${PADDLE_ROOT}/tools/print_signatures.py paddle.fluid > new.spec
+    python ${PADDLE_ROOT}/tools/diff_api.py origin.spec new.spec
+    deactivate
+}
+
+
 function single_test() {
     TEST_NAME=$1
     if [ -z "${TEST_NAME}" ]; then
@@ -550,6 +564,7 @@ function main() {
       cicheck)
         cmake_gen ${PYTHON_ABI:-""}
         build
+        assert_api_not_changed
         run_test
         gen_capi_package
         gen_fluid_inference_lib

python/paddle/fluid/framework.py

@@ -19,7 +19,16 @@ import re
 import numpy as np
 
 import proto.framework_pb2 as framework_pb2
-from . import core
+try:
+    from . import core
+except ImportError, e:
+    raise ImportError(
+        """NOTE: You may need to run \"export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH\"
+    if you encounters \"libmkldnn.so not found\" errors. If you have python
+    installed in other directory, replace \"/usr/local/lib\" with your own
+    directory. The original error is: \n""" + e.message)
+except Exception, e:
+    raise e
 import unique_name
 
 __all__ = [

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

@@ -118,8 +118,7 @@ class TestDataBalance(unittest.TestCase):
                 try:
                     image_val, label_val = parallel_exe.run(fetch_list,
                                                             return_numpy=True)
-                except fluid.core.EnforceNotMet as ex:
-                    self.assertIn("There is no next data.", ex.message)
+                except fluid.core.EOFException:
                     break
                 ins_num = image_val.shape[0]
                 broadcasted_label = np.ones(
@@ -162,8 +161,7 @@ class TestDataBalance(unittest.TestCase):
                 try:
                     ins_tensor, label_tensor = parallel_exe.run(
                         fetch_list, return_numpy=False)
-                except fluid.core.EnforceNotMet as ex:
-                    self.assertIn("There is no next data.", ex.message)
+                except fluid.core.EOFException:
                     break
 
                 ins_val = np.array(ins_tensor)

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

@@ -64,8 +64,7 @@ class TestMultipleReader(unittest.TestCase):
             while True:
                 try:
                     img_val, = exe.run(fetch_list=[img])
-                except fluid.core.EnforceNotMet as ex:
-                    self.assertIn("There is no next data.", ex.message)
+                except fluid.core.EOFException:
                     break
                 batch_count += 1
                 self.assertLessEqual(img_val.shape[0], self.batch_size)

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

@@ -59,8 +59,7 @@ class TestMultipleReader(unittest.TestCase):
             while True:
                 try:
                     img_val, = exe.run(fetch_list=[img])
-                except fluid.core.EnforceNotMet as ex:
-                    self.assertIn("There is no next data.", ex.message)
+                except fluid.core.EOFException:
                     break
                 batch_count += 1
                 self.assertLessEqual(img_val.shape[0], self.batch_size)

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

@@ -68,8 +68,7 @@ class TestRecordIO(unittest.TestCase):
             while True:
                 try:
                     tmp, = exe.run(fetch_list=[avg_loss])
-                except fluid.core.EnforceNotMet as ex:
-                    self.assertIn("There is no next data.", ex.message)
+                except fluid.core.EOFException:
                     break
 
                 avg_loss_np.append(tmp)

python/setup.py.in

@@ -5,7 +5,7 @@ class BinaryDistribution(Distribution):
         return True
 
 MAJOR   = 0
-MINOR   = 11
+MINOR   = 14
 PATCH   = 0
 RC      = 0
 ISTAGED = False

tools/diff_api.py

+#!/usr/bin/env python
+from __future__ import print_function
+import difflib
+import sys
+
+with open(sys.argv[1], 'r') as f:
+    origin = f.read()
+    origin = origin.splitlines()
+
+with open(sys.argv[2], 'r') as f:
+    new = f.read()
+    new = new.splitlines()
+
+differ = difflib.Differ()
+result = differ.compare(origin, new)
+
+error = False
+print('API Difference is: ')
+for each_diff in result:
+    if each_diff[0] in ['-', '?']:  # delete or change API is not allowed
+        error = True
+    elif each_diff[0] == '+':
+        # only new layers is allowed.
+        if not each_diff.startswith('+ paddle.fluid.layers.'):
+            error = True
+
+    if each_diff[0] != ' ':
+        print(each_diff)
+
+if error:
+    sys.exit(1)