我正在尝试在 osx 10.12.4 上安装 pyicu，但我不断收到错误消息：
我正在尝试使用 polyglot ：
from polyglot.downloader import downloader
print(downloader.supported_languages_table("ner2", 3))
但它给出了 pyicu 错误，所以我正在安装 pyicu ：
我试过了 ：
MacBook-Air:prescience exepaul$ pip install pyicu
Collecting pyicu
Using cached https://files.pythonhosted.org/packages/bb/ef/3a7fcbba81bfd213e479131ae21445a2ddd14b46d70ef0109640b580bc5d/PyICU-2.0.3.tar.gz
Building wheels for collected packages: pyicu
Running setup.py bdist_wheel for pyicu ... error
Complete output from command //anaconda/bin/python -u -c "import setuptools, tokenize;__file__='/private/var/folders/43/pjnb2x497gjdy5mbzdwvvsgh0000gn/T/pip-build-8ovj7ele/pyicu/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" bdist_wheel -d /var/folders/43/pjnb2x497gjdy5mbzdwvvsgh0000gn/T/tmp9n199z7qpip-wheel- --python-tag cp35:
Building PyICU 2.0.3 for ICU 54.1
Adding CXXFLAGS="-I//anaconda/include" from /anaconda/bin/icu-config
Adding LDFLAGS="-L//anaconda/lib -licui18n -licuuc -licudata" from /anaconda/bin/icu-config
running bdist_wheel
running build
running build_py
creating build
creating build/lib.macosx-10.7-x86_64-3.5
copying PyICU.py -> build/lib.macosx-10.7-x86_64-3.5
creating build/lib.macosx-10.7-x86_64-3.5/icu
copying icu/__init__.py -> build/lib.macosx-10.7-x86_64-3.5/icu
running build_ext
building '_icu' extension
creating build/temp.macosx-10.7-x86_64-3.5
gcc -Wno-unused-result -Wsign-compare -Wunreachable-code -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -I//anaconda/include -arch x86_64 -I//anaconda/include/python3.5m -c _icu.cpp -o build/temp.macosx-10.7-x86_64-3.5/_icu.o -DPYICU_VER="2.0.3" -I//anaconda/include
In file included from _icu.cpp:27:
./common.h:38:13: error: unknown type name 'decltype'
typedef decltype(nullptr) nullptr_t;
^
./common.h:38:30: error: expected ';' after top level declarator
typedef decltype(nullptr) nullptr_t;
^
;
2 errors generated.
error: command 'gcc' failed with exit status 1
----------------------------------------
Failed building wheel for pyicu
Running setup.py clean for pyicu
Failed to build pyicu
Installing collected packages: pyicu
Running setup.py install for pyicu ... error
Complete output from command //anaconda/bin/python -u -c "import setuptools, tokenize;__file__='/private/var/folders/43/pjnb2x497gjdy5mbzdwvvsgh0000gn/T/pip-build-8ovj7ele/pyicu/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /var/folders/43/pjnb2x497gjdy5mbzdwvvsgh0000gn/T/pip-adolzp5k-record/install-record.txt --single-version-externally-managed --compile:
Building PyICU 2.0.3 for ICU 54.1
Adding CXXFLAGS="-I//anaconda/include" from /anaconda/bin/icu-config
Adding LDFLAGS="-L//anaconda/lib -licui18n -licuuc -licudata" from /anaconda/bin/icu-config
running install
running build
running build_py
creating build
creating build/lib.macosx-10.7-x86_64-3.5
copying PyICU.py -> build/lib.macosx-10.7-x86_64-3.5
creating build/lib.macosx-10.7-x86_64-3.5/icu
copying icu/__init__.py -> build/lib.macosx-10.7-x86_64-3.5/icu
running build_ext
building '_icu' extension
creating build/temp.macosx-10.7-x86_64-3.5
gcc -Wno-unused-result -Wsign-compare -Wunreachable-code -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -I//anaconda/include -arch x86_64 -I//anaconda/include/python3.5m -c _icu.cpp -o build/temp.macosx-10.7-x86_64-3.5/_icu.o -DPYICU_VER="2.0.3" -I//anaconda/include
In file included from _icu.cpp:27:
./common.h:38:13: error: unknown type name 'decltype'
typedef decltype(nullptr) nullptr_t;
^
./common.h:38:30: error: expected ';' after top level declarator
typedef decltype(nullptr) nullptr_t;
^
;
2 errors generated.
error: command 'gcc' failed with exit status 1
----------------------------------------
Command "//anaconda/bin/python -u -c "import setuptools, tokenize;__file__='/private/var/folders/43/pjnb2x497gjdy5mbzdwvvsgh0000gn/T/pip-build-8ovj7ele/pyicu/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /var/folders/43/pjnb2x497gjdy5mbzdwvvsgh0000gn/T/pip-adolzp5k-record/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /private/var/folders/43/pjnb2x497gjdy5mbzdwvvsgh0000gn/T/pip-build-8ovj7ele/pyicu/
You are using pip version 9.0.2, however version 10.0.1 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
我试图遵循这个问题，但没有适当的解决方案，如何安装 picu ？