fix mac ci random fail (#18430)

* fix mac ci random fail
* use platform instead

Dockerfile

@@ -92,17 +92,17 @@ RUN localedef -i en_US -f UTF-8 en_US.UTF-8
 # specify sphinx version as 1.5.6 and remove -U option for [pip install -U
 # sphinx-rtd-theme] since -U option will cause sphinx being updated to newest
 # version(1.7.1 for now), which causes building documentation failed.
-RUN pip3 --no-cache-dir install -U wheel py-cpuinfo==4.0.0 && \
+RUN pip3 --no-cache-dir install -U wheel py-cpuinfo==5.0.0 && \
     pip3 --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
     pip3 --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark && \
-    pip3.6 --no-cache-dir install -U wheel py-cpuinfo==4.0.0 && \
+    pip3.6 --no-cache-dir install -U wheel py-cpuinfo==5.0.0 && \
     pip3.6 --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
     pip3.6 --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark && \
-    pip3.7 --no-cache-dir install -U wheel py-cpuinfo==4.0.0 && \
+    pip3.7 --no-cache-dir install -U wheel py-cpuinfo==5.0.0 && \
     pip3.7 --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
     pip3.7 --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark && \
     easy_install -U pip && \
-    pip --no-cache-dir install -U pip setuptools wheel py-cpuinfo==4.0.0 && \
+    pip --no-cache-dir install -U pip setuptools wheel py-cpuinfo==5.0.0 && \
     pip --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
     pip --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark
 

paddle/scripts/Dockerfile.tmp

@@ -92,17 +92,17 @@ RUN localedef -i en_US -f UTF-8 en_US.UTF-8
 # specify sphinx version as 1.5.6 and remove -U option for [pip install -U
 # sphinx-rtd-theme] since -U option will cause sphinx being updated to newest
 # version(1.7.1 for now), which causes building documentation failed.
-RUN pip3 --no-cache-dir install -U wheel py-cpuinfo==4.0.0 && \
+RUN pip3 --no-cache-dir install -U wheel py-cpuinfo==5.0.0 && \
     pip3 --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
     pip3 --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark && \
-    pip3.6 --no-cache-dir install -U wheel py-cpuinfo==4.0.0 && \
+    pip3.6 --no-cache-dir install -U wheel py-cpuinfo==5.0.0 && \
     pip3.6 --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
     pip3.6 --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark && \
-    pip3.7 --no-cache-dir install -U wheel py-cpuinfo==4.0.0 && \
+    pip3.7 --no-cache-dir install -U wheel py-cpuinfo==5.0.0 && \
     pip3.7 --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
     pip3.7 --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark && \
     easy_install -U pip && \
-    pip --no-cache-dir install -U pip setuptools wheel py-cpuinfo==4.0.0 && \
+    pip --no-cache-dir install -U pip setuptools wheel py-cpuinfo==5.0.0 && \
     pip --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
     pip --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark
 

python/paddle/fluid/core.py

@@ -58,7 +58,26 @@ except Exception as e:
     raise e
 
 load_noavx = False
-if 'avx' in get_cpu_info()['flags']:
+
+has_avx = False
+if sys.platform == 'darwin':
+    try:
+        has_avx = os.popen('sysctl machdep.cpu.features | grep -i avx').read(
+        ) != ''
+    except Exception as e:
+        sys.stderr.write(
+            'Can not get the AVX flag from machdep.cpu.features.\n')
+    if not has_avx:
+        try:
+            has_avx = os.popen(
+                'sysctl machdep.cpu.leaf7_features | grep -i avx').read() != ''
+        except Exception as e:
+            sys.stderr.write(
+                'Can not get the AVX flag from machdep.cpu.leaf7_features.\n')
+else:
+    has_avx = 'avx' in get_cpu_info()['flags']
+
+if has_avx:
     try:
         from .core_avx import *
         from .core_avx import __doc__, __file__, __name__, __package__

python/requirements.txt

@@ -16,5 +16,4 @@ funcsigs
 pyyaml
 decorator
 prettytable
-py-cpuinfo==5.0.0 ; platform_system=="Windows"
-py-cpuinfo==4.0.0 ; platform_system!="Windows"
+py-cpuinfo==5.0.0