FORTRAN 90 compiling from python with numpy.f2py

fortran_compiler.py

def compile_fortran(source, modulename, extra_args=''):
    import tempfile
    import sys
    import numpy.f2py
    from numpy.distutils.exec_command import exec_command
    
    try:
        f = tempfile.NamedTemporaryFile(suffix='.f90')
        f.write(source)
        f.flush()

        args = ' -c -m {} {} {}'.format(modulename, f.name, extra_args)
        command = '{} -c "import numpy.f2py as f2py2e;f2py2e.main()" {}'.format(sys.executable, args)
        status, output = exec_command(command)
        return status, output, command
    finally:
        f.close()
        
# Example of usage

hello_source = '''
subroutine printme
print*, "Hello world!"
end
'''

status, output, command = compile_fortran(hello_source, 'hello')

import hello
hello.printme()