subprocess.CalledProcessError: Command 'make lib' returned non-zero exit status 1

[PratyushTripathy]

Hi, I tried installing using the pip command: python -m pip install ransac it throws the following error:

Details

Collecting ransac Using cached https://files.pythonhosted.org/packages/7f/b2/e0683d0cc645a0bf35372cb732dc6bc10644bf9b1704dac0ed5c4a6d8f33/ransac-1.0.2.tar.gz Requirement already satisfied: numpy in c:\python36\lib\site-packages (from ransac) (1.18.2) Installing collected packages: ransac Running setup.py install for ransac ... error Complete output from command C:\Python36\python.exe -u -c "import setuptools, tokenize;__file__='C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\2\\pip-install-_y_dpp0n\\ransac\\setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record C:\Users\ADMINI~1\AppData\Local\Temp\2\pip-record-ynqwhj_2\install-record.txt --single-version-externally-managed --compile: running install running build running build_py creating build creating build\lib copying ransac.py -> build\lib The system cannot find the path specified. mkdir -p lib cc -march=native -O3 -std=gnu99 -fPIC -shared -o lib/libransac.so c/ransac.c process_begin: CreateProcess(NULL, cc -march=native -O3 -std=gnu99 -fPIC -shared -o lib/libransac.so c/ransac.c, ...) failed. make (e=2): The system cannot find the file specified. make: *** [lib/libransac.so] Error 2 Traceback (most recent call last): File "", line 1, in File "C:\Users\ADMINI~1\AppData\Local\Temp\2\pip-install-_y_dpp0n\ransac\setup.py", line 52, in 'build_py': CustomBuildPy}) File "C:\Python36\lib\site-packages\setuptools\__init__.py", line 143, in setup return distutils.core.setup(**attrs) File "C:\Python36\lib\distutils\core.py", line 148, in setup dist.run_commands() File "C:\Python36\lib\distutils\dist.py", line 955, in run_commands self.run_command(cmd) File "C:\Python36\lib\distutils\dist.py", line 974, in run_command cmd_obj.run() File "C:\Python36\lib\site-packages\setuptools\command\install.py", line 61, in run return orig.install.run(self) File "C:\Python36\lib\distutils\command\install.py", line 545, in run self.run_command('build') File "C:\Python36\lib\distutils\cmd.py", line 313, in run_command self.distribution.run_command(command) File "C:\Python36\lib\distutils\dist.py", line 974, in run_command cmd_obj.run() File "C:\Python36\lib\distutils\command\build.py", line 135, in run self.run_command(cmd_name) File "C:\Python36\lib\distutils\cmd.py", line 313, in run_command self.distribution.run_command(command) File "C:\Python36\lib\distutils\dist.py", line 974, in run_command cmd_obj.run() File "C:\Users\ADMINI~1\AppData\Local\Temp\2\pip-install-_y_dpp0n\ransac\setup.py", line 31, in run subprocess.check_call("make lib", shell=True) File "C:\Python36\lib\subprocess.py", line 311, in check_call raise CalledProcessError(retcode, cmd) subprocess.CalledProcessError: Command 'make lib' returned non-zero exit status 2. ---------------------------------------- Command "C:\Python36\python.exe -u -c "import setuptools, tokenize;__file__='C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\2\\pip-install-_y_dpp0n\\ransac\\setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record C:\Users\ADMINI~1\AppData\Local\Temp\2\pip-record-ynqwhj_2\install-record.txt --single-version-externally-managed --compile" failed with error code 1 in C:\Users\ADMINI~1\AppData\Local\Temp\2\pip-install-_y_dpp0n\ransac\

[carlodef]

Hi, It seems that your system doesn't find make. You need to install GNU make before running pip.

[PratyushTripathy]

@carlodef sorted. Thanks!