我正在尝试安装Pyrebase，但我一直收到一个错误，我认为这个错误是由pycryptodome的setup.py引起的。我到处找了，但找不到解决方案，有人知道如何解决吗？
我的输出如下-我在一些地方添加了(…(来截断输出，这就是创建和复制库。
感谢的帮助
(backend-ragxWAh7) bash-3.2$ pip install Pyrebase
Collecting Pyrebase
(...)
Building wheels for collected packages: pycryptodome
Running setup.py bdist_wheel for pycryptodome ... error
Complete output from command /Users/rafilurie/.local/share/virtualenvs/backend-ragxWAh7/bin/python -u -c "import setuptools, tokenize;__file__='/private/var/folders/d5/zwblxz7d3gxcks_wgjcyxw_00000gn/T/pip-install-q_NyfS/pycryptodome/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('rn', 'n');f.close();exec(compile(code, __file__, 'exec'))" bdist_wheel -d /private/var/folders/d5/zwblxz7d3gxcks_wgjcyxw_00000gn/T/pip-wheel-8ox7HU --python-tag cp27:
running bdist_wheel
running build
running build_py
creating build
creating build/lib.macosx-10.14-intel-2.7
creating build/lib.macosx-10.14-intel-2.7/Crypto
copying lib/Crypto/__init__.py -> build/lib.macosx-10.14-intel-2.7/Crypto
(...)
copying lib/Crypto/SelfTest/Signature/test_vectors/PKCS1-PSS/SigVerPSS_186-3.rsp -> build/lib.macosx-10.14-intel-2.7/Crypto/SelfTest/Signature/test_vectors/PKCS1-PSS
warning: PCTBuildPy: byte-compiling is disabled, skipping.
running build_ext
warning: no support for Intel AESNI instructions
building 'Crypto.Hash._MD2' extension
creating build/temp.macosx-10.14-intel-2.7
creating build/temp.macosx-10.14-intel-2.7/src
cc -fno-strict-aliasing -fno-common -dynamic -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch i386 -arch x86_64 -pipe -DLTC_NO_ASM -Isrc/ -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c src/MD2.c -o build/temp.macosx-10.14-intel-2.7/src/MD2.o
xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/xcrun
error: command 'cc' failed with exit status 1
----------------------------------------
Failed building wheel for pycryptodome
Running setup.py clean for pycryptodome
Failed to build pycryptodome
Installing collected packages: pycryptodome, Pyrebase
Running setup.py install for pycryptodome ... error
Complete output from command /Users/rafilurie/.local/share/virtualenvs/backend-ragxWAh7/bin/python -u -c "import setuptools, tokenize;__file__='/private/var/folders/d5/zwblxz7d3gxcks_wgjcyxw_00000gn/T/pip-install-q_NyfS/pycryptodome/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('rn', 'n');f.close();exec(compile(code, __file__, 'exec'))" install --record /private/var/folders/d5/zwblxz7d3gxcks_wgjcyxw_00000gn/T/pip-record-1TJZWz/install-record.txt --single-version-externally-managed --compile --install-headers /Users/rafilurie/.local/share/virtualenvs/backend-ragxWAh7/include/site/python2.7/pycryptodome:
running install
running build
running build_py
(...)
creating build/lib.macosx-10.14-intel-2.7/Crypto/SelfTest/Signature/test_vectors/PKCS1-v1.5
copying lib/Crypto/SelfTest/Signature/test_vectors/PKCS1-v1.5/SigVer15_186-3.rsp -> build/lib.macosx-10.14-intel-2.7/Crypto/SelfTest/Signature/test_vectors/PKCS1-v1.5
copying lib/Crypto/SelfTest/Signature/test_vectors/PKCS1-v1.5/SigGen15_186-3.txt -> build/lib.macosx-10.14-intel-2.7/Crypto/SelfTest/Signature/test_vectors/PKCS1-v1.5
copying lib/Crypto/SelfTest/Signature/test_vectors/PKCS1-v1.5/SigGen15_186-2.txt -> build/lib.macosx-10.14-intel-2.7/Crypto/SelfTest/Signature/test_vectors/PKCS1-v1.5
creating build/lib.macosx-10.14-intel-2.7/Crypto/SelfTest/Signature/test_vectors/PKCS1-PSS
copying lib/Crypto/SelfTest/Signature/test_vectors/PKCS1-PSS/SigGenPSS_186-2.txt -> build/lib.macosx-10.14-intel-2.7/Crypto/SelfTest/Signature/test_vectors/PKCS1-PSS
copying lib/Crypto/SelfTest/Signature/test_vectors/PKCS1-PSS/SigGenPSS_186-3.txt -> build/lib.macosx-10.14-intel-2.7/Crypto/SelfTest/Signature/test_vectors/PKCS1-PSS
copying lib/Crypto/SelfTest/Signature/test_vectors/PKCS1-PSS/SigVerPSS_186-3.rsp -> build/lib.macosx-10.14-intel-2.7/Crypto/SelfTest/Signature/test_vectors/PKCS1-PSS
warning: PCTBuildPy: byte-compiling is disabled, skipping.
running build_ext
warning: no support for Intel AESNI instructions
building 'Crypto.Hash._MD2' extension
creating build/temp.macosx-10.14-intel-2.7
creating build/temp.macosx-10.14-intel-2.7/src
cc -fno-strict-aliasing -fno-common -dynamic -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch i386 -arch x86_64 -pipe -DLTC_NO_ASM -Isrc/ -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c src/MD2.c -o build/temp.macosx-10.14-intel-2.7/src/MD2.o
xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/xcrun
error: command 'cc' failed with exit status 1
----------------------------------------
Command "/Users/rafilurie/.local/share/virtualenvs/backend-ragxWAh7/bin/python -u -c "import setuptools, tokenize;__file__='/private/var/folders/d5/zwblxz7d3gxcks_wgjcyxw_00000gn/T/pip-install-q_NyfS/pycryptodome/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('rn', 'n');f.close();exec(compile(code, __file__, 'exec'))" install --record /private/var/folders/d5/zwblxz7d3gxcks_wgjcyxw_00000gn/T/pip-record-1TJZWz/install-record.txt --single-version-externally-managed --compile --install-headers /Users/rafilurie/.local/share/virtualenvs/backend-ragxWAh7/include/site/python2.7/pycryptodome" failed with error code 1 in /private/var/folders/d5/zwblxz7d3gxcks_wgjcyxw_00000gn/T/pip-install-q_NyfS/pycryptodome/
您没有有效的C编译器环境(xcode(。另请参见此处：https://apple.stackexchange.com/questions/254380/macos-mojave-invalid-active-developer-path.
从github 安装pycryptodome
进入lib/Crypto/PublicKey
从那里获取RSA.py文件
并像import rsa一样将其作为单个文件导入pyerbase.py文件