【CI】support py3.6 in windows-ci pipeline (#42711)

* set scipy and numpy version suit for py3.6

* pynacl1.5.0 which is needed by PyGithub built failed in python36, change it to 1.4.0 also works;test=document_fix;test=windows_ci

* np.corrcoef support parameter since 1.20

* delete test code

paddle/scripts/paddle_build.bat

@@ -88,7 +88,6 @@ set UPLOAD_TP_FILE=OFF
 rem ------initialize set git config------
 git config --global core.longpaths true
 
-
 rem ------initialize the python environment------
 set PYTHON_EXECUTABLE=%PYTHON_ROOT%\python.exe
 set PATH=%PYTHON_ROOT%\Scripts;%PYTHON_ROOT%;%PATH%

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

@@ -18,9 +18,15 @@ import numpy as np
 import six
 import paddle
 import warnings
+import sys
+
+np_minor_version = int((np.__version__).split('.')[1])
 
 
 def numpy_corr(np_arr, rowvar=True, dtype='float64'):
+    # np.corrcoef support parameter 'dtype' since 1.20
+    if np_minor_version < 20:
+        return np.corrcoef(np_arr, rowvar=rowvar)
     return np.corrcoef(np_arr, rowvar=rowvar, dtype=dtype)
 
 

python/unittest_py/requirements.txt

+pynacl==1.4.0 ; python_version == "3.6"
 PyGithub
 coverage==5.5
 pycrypto ; platform_system != "Windows"
@@ -8,7 +9,8 @@ hypothesis
 opencv-python<=4.2.0.32
 visualdl
 paddle2onnx>=0.8.2
-scipy>=1.6
+scipy>=1.6; python_version >= "3.7"
+scipy>=1.5; python_version == "3.6"
 prettytable
 distro
-numpy>=1.20,<1.22
+numpy>=1.20,<1.22; python_version >= "3.7"