diff --git a/cmake/generic.cmake b/cmake/generic.cmake
index 1e9fc878da8b11a33b46654993411c370231a4bf..cba338c2c49f68d245b4ea4df6e7445af34f6ec1 100644
--- a/cmake/generic.cmake
+++ b/cmake/generic.cmake
@@ -794,16 +794,14 @@ function(py_test TARGET_NAME)
     if(WITH_COVERAGE AND NOT (WITH_INCREMENTAL_COVERAGE AND "$ENV{PADDLE_GIT_DIFF_PY_FILE}" STREQUAL ""))
       add_test(NAME ${TARGET_NAME}
               COMMAND ${CMAKE_COMMAND} -E env FLAGS_init_allocated_mem=true FLAGS_cudnn_deterministic=true
-              FLAGS_cpu_deterministic=true
-              PYTHONPATH=${PADDLE_BINARY_DIR}/python ${py_test_ENVS}
+              FLAGS_cpu_deterministic=true ${py_test_ENVS}
               COVERAGE_FILE=${PADDLE_BINARY_DIR}/python-coverage.data
               ${PYTHON_EXECUTABLE} -m coverage run --branch -p ${py_test_SRCS} ${py_test_ARGS}
               WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
     else()
       add_test(NAME ${TARGET_NAME}
                COMMAND ${CMAKE_COMMAND} -E env FLAGS_init_allocated_mem=true FLAGS_cudnn_deterministic=true
-               FLAGS_cpu_deterministic=true
-               PYTHONPATH=${PADDLE_BINARY_DIR}/python ${py_test_ENVS}
+               FLAGS_cpu_deterministic=true ${py_test_ENVS}
                ${PYTHON_EXECUTABLE} -u ${py_test_SRCS} ${py_test_ARGS}
                WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
     endif()
diff --git a/paddle/scripts/paddle_build.bat b/paddle/scripts/paddle_build.bat
index 8050e881a4832cdea5b548f1b9473c334a7a0354..d516649e44e0baec594901b85bb4f397a7081e43 100644
--- a/paddle/scripts/paddle_build.bat
+++ b/paddle/scripts/paddle_build.bat
@@ -114,8 +114,8 @@ rem ------pre install python requirement----------
 where python
 where pip
 pip install wheel --user
-pip install --force-reinstall -r %work_dir%\python\requirements.txt --user
-pip install --force-reinstall -r %work_dir%\python\unittest_py\requirements.txt --user
+pip install -r %work_dir%\python\unittest_py\requirements.txt --user
+pip install -r %work_dir%\python\requirements.txt --user
 if %ERRORLEVEL% NEQ 0 (
     echo pip install requirements.txt failed!
     exit /b 7
diff --git a/python/paddle/fluid/tests/CMakeLists.txt b/python/paddle/fluid/tests/CMakeLists.txt
index 60be92b892fbecdb12cdb408534ad62f3c6445ef..4b6fb6de0d06f41581262a0be01a082b6abc58a5 100644
--- a/python/paddle/fluid/tests/CMakeLists.txt
+++ b/python/paddle/fluid/tests/CMakeLists.txt
@@ -10,7 +10,7 @@ add_subdirectory(unittests)
 add_subdirectory(book)
 
 # TODO: support New Custom OP on Mac
-if(Linux)
+if(LINUX)
   add_subdirectory(custom_op)
 endif()
 
diff --git a/python/paddle/fluid/tests/custom_op/CMakeLists.txt b/python/paddle/fluid/tests/custom_op/CMakeLists.txt
index 0daf662f551ecbdb5a232c520bedee19408f1613..d7acab4d0332eb51690ec0a8e5ec05b360a2b1d0 100644
--- a/python/paddle/fluid/tests/custom_op/CMakeLists.txt
+++ b/python/paddle/fluid/tests/custom_op/CMakeLists.txt
@@ -13,7 +13,7 @@ py_test(test_sysconfig SRCS test_sysconfig.py)
 py_test(test_dispatch SRCS test_dispatch.py)
 set_tests_properties(test_dispatch PROPERTIES TIMEOUT 180)
 
-if(NOT Linux)
+if(NOT LINUX)
     return()
 endif()
 
diff --git a/python/paddle/fluid/tests/custom_op/test_dispatch.py b/python/paddle/fluid/tests/custom_op/test_dispatch.py
index aaca7333561ee65ef6e267a0ce5a48263800a4c2..484eb760bebb72dab12793b1b3a4bdd291d63531 100644
--- a/python/paddle/fluid/tests/custom_op/test_dispatch.py
+++ b/python/paddle/fluid/tests/custom_op/test_dispatch.py
@@ -20,20 +20,18 @@ from paddle.utils.cpp_extension import load, get_build_directory
 from utils import paddle_includes, extra_compile_args
 from paddle.utils.cpp_extension.extension_utils import run_cmd
 
-# Because the shared lib already exists in the cache dir,
-# it will not be compiled again unless the cache dir is cleared.
+# Because Windows don't use docker, the shared lib already exists in the 
+# cache dir, it will not be compiled again unless the shared lib is removed.
 if os.name == 'nt':
-    cmd = 'rmdir {} /s/q'.format(get_build_directory())
-else:
-    cmd = 'rm -rf {}'.format(get_build_directory())
-
-run_cmd(cmd, True)
+    cmd = 'del {}\\dispatch_op.pyd'.format(get_build_directory())
+    run_cmd(cmd, True)
 
 dispatch_op = load(
     name='dispatch_op',
     sources=['dispatch_test_op.cc'],
     extra_include_paths=paddle_includes,  # add for Coverage CI
-    extra_cflags=extra_compile_args)  # add for Coverage CI
+    extra_cflags=extra_compile_args,  # add for Coverage CI
+    verbose=True)
 
 
 class TestJitDispatch(unittest.TestCase):
diff --git a/python/paddle/fluid/tests/custom_op/test_simple_custom_op_jit.py b/python/paddle/fluid/tests/custom_op/test_simple_custom_op_jit.py
index 2832e8070d142ab294c69ab3adab382b38d1ce9f..f4d3c4f6597d7457e4a3a258b51d86ba86093575 100644
--- a/python/paddle/fluid/tests/custom_op/test_simple_custom_op_jit.py
+++ b/python/paddle/fluid/tests/custom_op/test_simple_custom_op_jit.py
@@ -22,21 +22,19 @@ from paddle.utils.cpp_extension.extension_utils import run_cmd
 from utils import paddle_includes, extra_compile_args
 from test_simple_custom_op_setup import relu2_dynamic, relu2_static
 
-# Because the shared lib already exists in the cache dir,
-# it will not be compiled again unless the cache dir is cleared.
+# Because Windows don't use docker, the shared lib already exists in the 
+# cache dir, it will not be compiled again unless the shared lib is removed.
 if os.name == 'nt':
-    cmd = 'rmdir {} /s/q'.format(get_build_directory())
-else:
-    cmd = 'rm -rf {}'.format(get_build_directory())
-
-run_cmd(cmd, True)
+    cmd = 'del {}\\simple_jit_relu2.pyd'.format(get_build_directory())
+    run_cmd(cmd, True)
 
 # Compile and load custom op Just-In-Time.
 custom_module = load(
     name='simple_jit_relu2',
     sources=['relu_op_simple.cc', 'relu_op_simple.cu', 'relu_op3_simple.cc'],
     extra_include_paths=paddle_includes,  # add for Coverage CI
-    extra_cflags=extra_compile_args)  # add for Coverage CI
+    extra_cflags=extra_compile_args,  # add for Coverage CI
+    verbose=True)
 
 
 class TestJITLoad(unittest.TestCase):
diff --git a/python/paddle/utils/cpp_extension/extension_utils.py b/python/paddle/utils/cpp_extension/extension_utils.py
index f4a801fe3ec478ddbd543d5929f0456b354cde08..e53df3f083d8c94331b913fe36081ee1f9fe6f1d 100644
--- a/python/paddle/utils/cpp_extension/extension_utils.py
+++ b/python/paddle/utils/cpp_extension/extension_utils.py
@@ -323,7 +323,6 @@ def find_cuda_home():
                 if six.PY3:
                     nvcc_path = nvcc_path.decode()
                 nvcc_path = nvcc_path.rstrip('\r\n')
-                log_v(nvcc_path)
                 # for example: /usr/local/cuda/bin/nvcc
                 cuda_home = os.path.dirname(os.path.dirname(nvcc_path))
         except: