pycrypto fails to install with pip on macos 11.0.1

[rahulc93]

I tried to do pip3 install pycrypto but clang failed with the below trace. I also tried to clone latest master and do a pip3 install -e /path/to/pycrypto/ and that failed with similar bunch of errors.

rahulchowdhury@Rahuls-MacBook-Air code % pip3 install -e ./pycrypto 
Obtaining file:///Users/rahulchowdhury/code/pycrypto
Installing collected packages: pycrypto
  Running setup.py develop for pycrypto
    ERROR: Command errored out with exit status 1:
     command: /usr/local/opt/python@3.9/bin/python3.9 -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/Users/rahulchowdhury/code/pycrypto/setup.py'"'"'; __file__='"'"'/Users/rahulchowdhury/code/pycrypto/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' develop --no-deps
         cwd: /Users/rahulchowdhury/code/pycrypto/
    Complete output (113 lines):
    running develop
    running egg_info
    creating pycrypto.egg-info
    writing pycrypto.egg-info/PKG-INFO
    writing dependency_links to pycrypto.egg-info/dependency_links.txt
    writing top-level names to pycrypto.egg-info/top_level.txt
    writing manifest file 'pycrypto.egg-info/SOURCES.txt'
    reading manifest file 'pycrypto.egg-info/SOURCES.txt'
    reading manifest template 'MANIFEST.in'
    writing manifest file 'pycrypto.egg-info/SOURCES.txt'
    running build_ext
    running build_configure
    checking for a BSD-compatible install... /usr/bin/install -c
    checking whether build environment is sane... yes
    /Users/rahulchowdhury/code/pycrypto/build-aux/missing: Unknown '--is-lightweight' option
    Try '/Users/rahulchowdhury/code/pycrypto/build-aux/missing --help' for more information
    configure: WARNING: 'missing' script is too old or missing
    checking for a thread-safe mkdir -p... build-aux/install-sh -c -d
    checking for gawk... no
    checking for mawk... no
    checking for nawk... no
    checking for awk... awk
    checking whether make sets $(MAKE)... yes
    checking whether make supports nested variables... yes
    checking for style of include used by make... GNU
    checking for gcc... gcc
    checking whether the C compiler works... yes
    checking for C compiler default output file name... a.out
    checking for suffix of executables...
    checking whether we are cross compiling... no
    checking for suffix of object files... o
    checking whether we are using the GNU C compiler... yes
    checking whether gcc accepts -g... yes
    checking for gcc option to accept ISO C89... none needed
    checking whether gcc understands -c and -o together... yes
    checking dependency style of gcc... none
    checking for gcc option to accept ISO C99... none needed
    checking build system type... x86_64-apple-darwin20.1.0
    checking host system type... x86_64-apple-darwin20.1.0
    checking whether C compiler accepts -Wall... yes
    checking whether C compiler accepts -Wextra... yes
    checking whether C compiler accepts -Wno-missing-field-initializers... yes
    checking whether C compiler accepts -Wno-unused-parameter... yes
    checking whether C compiler accepts -maes... yes
    checking for __gmpz_init in -lgmp... yes
    checking for __gmpz_init in -lmpir... no
    checking whether mpz_powm is declared... yes
    checking whether mpz_powm_sec is declared... yes
    checking how to run the C preprocessor... gcc -E
    checking for grep that handles long lines and -e... /usr/bin/grep
    checking for egrep... /usr/bin/grep -E
    checking for ANSI C header files... yes
    checking for sys/types.h... yes
    checking for sys/stat.h... yes
    checking for stdlib.h... yes
    checking for string.h... yes
    checking for memory.h... yes
    checking for strings.h... yes
    checking for inttypes.h... yes
    checking for stdint.h... yes
    checking for unistd.h... yes
    checking for inttypes.h... (cached) yes
    checking sys/inttypes.h usability... no
    checking sys/inttypes.h presence... no
    checking for sys/inttypes.h... no
    checking cpuid.h usability... yes
    checking cpuid.h presence... yes
    checking for cpuid.h... yes
    checking limits.h usability... yes
    checking limits.h presence... yes
    checking for limits.h... yes
    checking stddef.h usability... yes
    checking stddef.h presence... yes
    checking for stddef.h... yes
    checking for stdint.h... (cached) yes
    checking for stdlib.h... (cached) yes
    checking for string.h... (cached) yes
    checking wchar.h usability... yes
    checking wchar.h presence... yes
    checking for wchar.h... yes
    checking wmmintrin.h usability... yes
    checking wmmintrin.h presence... yes
    checking for wmmintrin.h... yes
    checking for inline... inline
    checking for int16_t... yes
    checking for int32_t... yes
    checking for int64_t... yes
    checking for int8_t... yes
    checking for size_t... yes
    checking for uint16_t... yes
    checking for uint32_t... yes
    checking for uint64_t... yes
    checking for uint8_t... yes
    checking for uintptr_t... yes
    checking for stdlib.h... (cached) yes
    checking for GNU libc compatible malloc... yes
    checking for memmove... yes
    checking for memset... yes
    checking for posix_memalign... yes
    checking for aligned_alloc... yes
    checking for _aligned_malloc... no
    checking that generated files are newer than configure... done
    configure: creating ./config.status
    config.status: creating buildenv
    config.status: creating src/config.h
    config.status: executing depfiles commands
    building 'Crypto.PublicKey._fastmath' extension
    creating build
    creating build/temp.macosx-11.0-x86_64-3.9
    creating build/temp.macosx-11.0-x86_64-3.9/src
    gcc -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -g -fwrapv -O3 -Wall -I/Library/Developer/CommandLineTools/SDKs/MacOSX11.0.sdk/usr/include -I/Library/Developer/CommandLineTools/SDKs/MacOSX11.0.sdk/System/Library/Frameworks/Tk.framework/Versions/8.5/Headers -g -O2 -Wall -Wextra -Wno-missing-field-initializers -Wno-unused-parameter -DHAVE_CONFIG_H -I/usr/local/opt/openjdk/include -Isrc/ -I/usr/local/Cellar/python@3.9/3.9.0_2/Frameworks/Python.framework/Versions/3.9/include/python3.9 -c src/_fastmath.c -o build/temp.macosx-11.0-x86_64-3.9/src/_fastmath.o
    clang: error: invalid version number in 'MACOSX_DEPLOYMENT_TARGET=11.0'
    error: command '/usr/bin/gcc' failed with exit code 1
    ----------------------------------------
ERROR: Command errored out with exit status 1: /usr/local/opt/python@3.9/bin/python3.9 -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/Users/rahulchowdhury/code/pycrypto/setup.py'"'"'; __file__='"'"'/Users/rahulchowdhury/code/pycrypto/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' develop --no-deps Check the logs for full command output.

My clang version is -

rahulchowdhury@Rahuls-MacBook-Air code % clang --version
Apple clang version 11.0.3 (clang-1103.0.32.62)
Target: x86_64-apple-darwin20.1.0
Thread model: posix
InstalledDir: /Library/Developer/CommandLineTools/usr/bin

[tomato42]

duplicate of #301: pycrypto is unmaintained, use pyca/cryptography or pycryptodome instead

[lishoujun]

https://pypi.org/project/pycryptodome/