bytecode.py 文件源码

def method2format(output, _format="png", mx=None, raw=None):
    """
        Export method to a specific file format

        @param output : output filename
        @param _format : format type (png, jpg ...) (default : png)
        @param mx : specify the MethodAnalysis object
        @param raw : use directly a dot raw buffer if None
    """
    try:
        import pydot
    except ImportError:
        error("module pydot not found")

    buff = "digraph {\n"
    buff += "graph [rankdir=TB]\n"
    buff += "node [shape=plaintext]\n"

    if raw:
        data = raw
    else:
        data = method2dot(mx)

    # subgraphs cluster
    buff += "subgraph cluster_" + hashlib.md5(output).hexdigest() + " {\nlabel=\"%s\"\n" % data['name']
    buff += data['nodes']
    buff += "}\n"

    # subgraphs edges
    buff += data['edges']
    buff += "}\n"

    d = pydot.graph_from_dot_data(buff)
    if d:
        getattr(d, "write_" + _format.lower())(output)