Когда я использовал pip install leveldb в моем MAC, я получил сообщение об ошибке ниже, я искал весь интернет без какого-либо ответа, который мог бы получить, мой python env 2.7, что меня расстроило, что я мог успешно использовать Homebrew,любой может помочь мне в этом, будет полезно.
Collecting leveldb
Downloading https://files.pythonhosted.org/packages/ec/c1/ca3b4199bd4073e6430076f1edd8061f2f548e831eeddc3cbc077ebaa0ca/leveldb-0.194.tar.gz (228kB)
100% |████████████████████████████████| 235kB 377kB/s
Installing collected packages: leveldb
Running setup.py install for leveldb ... error
Complete output from command /Users/crowncao/anaconda3/bin/python -u -c "import setuptools, tokenize;__file__='/private/tmp/pip-install-0duq9nmj/leveldb/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /private/tmp/pip-record-q32ow6u8/install-record.txt --single-version-externally-managed --compile:
running install
running build
running build_ext
building 'leveldb' extension
creating build
creating build/temp.macosx-10.7-x86_64-3.7
creating build/temp.macosx-10.7-x86_64-3.7/snappy
creating build/temp.macosx-10.7-x86_64-3.7/leveldb
creating build/temp.macosx-10.7-x86_64-3.7/leveldb/db
creating build/temp.macosx-10.7-x86_64-3.7/leveldb/table
creating build/temp.macosx-10.7-x86_64-3.7/leveldb/util
creating build/temp.macosx-10.7-x86_64-3.7/leveldb/port
gcc -Wno-unused-result -Wsign-compare -Wunreachable-code -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -I/Users/crowncao/anaconda3/include -arch x86_64 -I/Users/crowncao/anaconda3/include -arch x86_64 -I/Users/crowncao/anaconda3/include/python3.7m -c ./snappy/snappy.cc -o build/temp.macosx-10.7-x86_64-3.7/./snappy/snappy.o -I./leveldb/include -I./leveldb -I./snappy -I. -fno-builtin-memcmp -O2 -fPIC -DNDEBUG -DSNAPPY -DOS_MACOSX -DLEVELDB_PLATFORM_POSIX -Wno-error=unused-command-line-argument-hard-error-in-future
warning: unknown warning option '-Werror=unused-command-line-argument-hard-error-in-future'; did you mean '-Werror=unused-command-line-argument'? [-Wunknown-warning-option]
warning: include path for stdlibc++ headers not found; pass '-std=libc++' on the command line to use the libc++ standard library instead [-Wstdlibcxx-not-found]
In file included from ./snappy/snappy.cc:29:
./snappy/snappy.h:43:10: fatal error: 'string' file not found
#include <string>
^~~~~~~~
2 warnings and 1 error generated.
error: command 'gcc' failed with exit status 1
----------------------------------------
Command "/Users/crowncao/anaconda3/bin/python -u -c "import setuptools, tokenize;__file__='/private/tmp/pip-install-0duq9nmj/leveldb/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /private/tmp/pip-record-q32ow6u8/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /private/tmp/pip-install-0duq9nmj/leveldb/