今天我用brew upgrade命令升级了python3.7 .
我已经尝试安装PyYAML包pip3.
我有这个错误,不知道..
% pip3 install PyYAML
checking if libyaml is linkable
clang build/temp.macosx-10.13-x86_64-3.7/check_libyaml.o -L/usr/local/lib -L/usr/local/opt/openssl/lib -L/usr/local/opt/sqlite/lib -lyaml -o build/temp.macosx-10.13-x86_64-3.7/check_libyaml
building '_yaml' extension
creating build/temp.macosx-10.13-x86_64-3.7/ext
clang -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -I/usr/local/include -I/usr/local/opt/openssl/include -I/usr/local/opt/sqlite/include -I/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/include/python3.7m -c ext/_yaml.c -o build/temp.macosx-10.13-x86_64-3.7/ext/_yaml.o
In file included from ext/_yaml.c:271:
ext/_yaml.h:10:9: warning: 'PyString_CheckExact' macro redefined [-Wmacro-redefined]
#define PyString_CheckExact PyBytes_CheckExact
^
ext/_yaml.c:139:11: note: previous definition is here
#define PyString_CheckExact PyUnicode_CheckExact
^
ext/_yaml.c:1410:17: warning: assigning to 'char …