试了很多办法，最后没解决掉，直接注释掉了pymssql相关引用
Installing build dependencies ... done
Getting requirements to build wheel ... done
Preparing wheel metadata ... done
Building wheels for collected packages: pymssql
Building wheel for pymssql (PEP 517) ... error
ERROR: Command errored out with exit status 1:
command: /Library/Frameworks/Python.framework/Versions/3.6/bin/python3.6 /Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pip/_vendor/pep517/in_process/_in_process.py build_wheel /var/folders/4b/yx06nxzd4m77p45z_xwnjn640000gn/T/tmpn69dyctl
cwd: /private/var/folders/4b/yx06nxzd4m77p45z_xwnjn640000gn/T/pip-install-5swte9nj/pymssql_077079d9fd344b079ae66358dfc37f36
Complete output (25 lines):
setup.py: platform.system() => Darwin
setup.py: platform.architecture() => ('64bit', '')
setup.py: platform.libc_ver() => ('', '')
setup.py: include_dirs => []
setup.py: library_dirs => []
running bdist_wheel
running build
running build_py
creating build
creating build/lib.macosx-10.9-x86_64-3.6
creating build/lib.macosx-10.9-x86_64-3.6/pymssql
copying src/pymssql/init.py -> build/lib.macosx-10.9-x86_64-3.6/pymssql
running build_ext
cythoning src/pymssql/_mssql.pyx to src/pymssql/_mssql.c
cythoning src/pymssql/_pymssql.pyx to src/pymssql/_pymssql.c
building 'pymssql._mssql' extension
creating build/temp.macosx-10.9-x86_64-3.6
creating build/temp.macosx-10.9-x86_64-3.6/src
creating build/temp.macosx-10.9-x86_64-3.6/src/pymssql
gcc -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -arch x86_64 -g -I/Library/Frameworks/Python.framework/Versions/3.6/include/python3.6m -c src/pymssql/_mssql.c -o build/temp.macosx-10.9-x86_64-3.6/src/pymssql/_mssql.o -DMSDBLIB
src/pymssql/_mssql.c:613:10: fatal error: 'sqlfront.h' file not found
#include "sqlfront.h"
^~~~~~~~~~~~
1 error generated.
error: command 'gcc' failed with exit status 1
ERROR: Failed building wheel for pymssql
Failed to build pymssql
ERROR: Could not build wheels for pymssql which use PEP 517 and cannot be installed directly
试了很多办法，最后没解决掉，直接注释掉了pymssql相关引用
Installing build dependencies ... done
Getting requirements to build wheel ... done
Preparing wheel metadata ... done
Building wheels for collected packages: pymssql
Building wheel for pymssql (PEP 517) ... error
ERROR: Command errored out with exit status 1:
command: /Library/Frameworks/Python.framework/Versions/3.6/bin/python3.6 /Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pip/_vendor/pep517/in_process/_in_process.py build_wheel /var/folders/4b/yx06nxzd4m77p45z_xwnjn640000gn/T/tmpn69dyctl
cwd: /private/var/folders/4b/yx06nxzd4m77p45z_xwnjn640000gn/T/pip-install-5swte9nj/pymssql_077079d9fd344b079ae66358dfc37f36
Complete output (25 lines):
setup.py: platform.system() => Darwin
setup.py: platform.architecture() => ('64bit', '')
setup.py: platform.libc_ver() => ('', '')
setup.py: include_dirs => []
setup.py: library_dirs => []
running bdist_wheel
running build
running build_py
creating build
creating build/lib.macosx-10.9-x86_64-3.6
creating build/lib.macosx-10.9-x86_64-3.6/pymssql
copying src/pymssql/init.py -> build/lib.macosx-10.9-x86_64-3.6/pymssql
running build_ext
cythoning src/pymssql/_mssql.pyx to src/pymssql/_mssql.c
cythoning src/pymssql/_pymssql.pyx to src/pymssql/_pymssql.c
building 'pymssql._mssql' extension
creating build/temp.macosx-10.9-x86_64-3.6
creating build/temp.macosx-10.9-x86_64-3.6/src
creating build/temp.macosx-10.9-x86_64-3.6/src/pymssql
gcc -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -arch x86_64 -g -I/Library/Frameworks/Python.framework/Versions/3.6/include/python3.6m -c src/pymssql/_mssql.c -o build/temp.macosx-10.9-x86_64-3.6/src/pymssql/_mssql.o -DMSDBLIB
src/pymssql/_mssql.c:613:10: fatal error: 'sqlfront.h' file not found
#include "sqlfront.h"
^~~~~~~~~~~~
1 error generated.
error: command 'gcc' failed with exit status 1
ERROR: Failed building wheel for pymssql
Failed to build pymssql
ERROR: Could not build wheels for pymssql which use PEP 517 and cannot be installed directly