def isdir(s):
    """Return true if the pathname refers to an existing directory."""
    try:
        st = os.stat(s)
    except os.error:
        return False
    return stat.S_ISDIR(st.st_mode)
def isdir(s):
    
    try:
        st = os.stat(s)
    except os.error:
        return False
    return stat.S_ISDIR(st.st_mode)
def isdir ( s ) : try : st = os . stat ( s ) except os . error : return False return stat . S_ISDIR ( st . st_mode )
Return true if the pathname refers to an existing directory.
Return true if the pathname refers to an existing directory .