astTools.py 文件源码

def depthOfAST(a):
    """Determine the depth of the AST"""
    if not isinstance(a, ast.AST):
        return 0
    m = 0
    for child in ast.iter_child_nodes(a):
        tmp = depthOfAST(child)
        if tmp > m:
            m = tmp
    return m + 1