data_io.py 文件源码

def show_version():
    # Python version and library versions
    swrite('\n=== VERSIONS ===\n\n')
    # Python version
    swrite("Python version: " + version + "\n\n")
    # Give information on the version installed
    swrite("Versions of libraries installed:\n")
    map(swrite, sorted(["%s==%s\n" % (i.key, i.version) for i in lib()]))