def check_f2py_compiler():
from numpy.distutils.fcompiler import get_default_fcompiler, CompilerNotFound
from numpy.distutils.fcompiler import CompilerNotFound
f2py_compiler = get_default_fcompiler()
if f2py_compiler == None:
raise CompilerNotFound(
'You don\'t have a Fortran compiler installed. Please install one and try again'
)
sys.exit()
if 'gnu' not in f2py_compiler:
print(
' GNU compiler not installed. Checking f2py compiler - this is UNTESTED'
)
print(
' Speculatively setting flags - if compile fails, or OpenMP doesn\'t work install gfortran and retry'
)
if 'gnu' in f2py_compiler:
print('Found gnu compiler. Setting OpenMP flag to \'-fopenmp\'')
compile_args = ['-fopenmp', '-lgomp', '-O3']
link_args = ['-lgomp']
elif f2py_compiler == 'intel':
print('Found intel compiler. Setting OpenMP flag to \'-openmp\'')
compile_args = ['-qopenmp', '-O3']
link_args = []
elif f2py_compiler == 'intelem':
print('Found intel compiler. Setting OpenMP flag to \'-openmp\'')
compile_args = ['-qopenmp', '-O3']
link_args = []
elif 'pg' in f2py_comopiler:
print('Found portland compiler. Setting OpenMP flag to \'-mp\'')
compile_args = ['-mp', '-O3']
link_args = []
elif 'nag' in f2py_compiler:
print('Found NAG compiler. Setting OpenMP flag to \'-openmp\'')
compile_args = ['-openmp', '-O3']
link_args = []
else:
print(
'Not sure what compiler f2py uses. Speculatively setting OpenMP flag to \'-openmp\''
)
compile_args = ['-openmp', '-O3']
link_args = []
args = {'link_args': link_args, 'compile_args': compile_args}
return args
def get_version(self):
raise CompilerNotFound('Flang unsupported on Python < 3.5')