test_numexpr.py 文件源码

def print_versions():
    """Print the versions of software that numexpr relies on."""
    from pkg_resources import parse_version
    if parse_version(np.__version__) < parse_version(minimum_numpy_version):
        print("*Warning*: NumPy version is lower than recommended: %s < %s" % \
              (np.__version__, minimum_numpy_version))
    print('-=' * 38)
    print("Numexpr version:   %s" % numexpr.__version__)
    print("NumPy version:     %s" % np.__version__)
    print('Python version:    %s' % sys.version)
    if os.name == 'posix':
        (sysname, nodename, release, version, machine) = os.uname()
        print('Platform:          %s-%s' % (sys.platform, machine))
    print("AMD/Intel CPU?     %s" % numexpr.is_cpu_amd_intel)
    print("VML available?     %s" % use_vml)
    if use_vml:
        print("VML/MKL version:   %s" % numexpr.get_vml_version())
    print("Number of threads used by default: %d "
          "(out of %d detected cores)" % (numexpr.nthreads, numexpr.ncores))
    print('-=' * 38)