pyrate.py 文件源码

def format_exception(bfn, ex):
    import traceback, linecache
    exinfo = traceback.format_exception_only(ex.__class__, ex)
    if ex.__class__ == SyntaxError:
        exinfo = exinfo[1:]
        lineno = ex.lineno
        content = ''
        sys.stderr.write('Error while processing %s:%s\n\t%s\n' % (os.path.abspath(bfn), lineno, content.strip()))
    else:
        exec_line = None
        exloc = traceback.extract_tb(sys.exc_info()[2])
        for idx, entry in enumerate(exloc):
            if entry[3] is None:
                exec_line = idx
        if exec_line is not None:
            exloc = [(bfn, exloc[exec_line][1], '', linecache.getline(bfn, exloc[exec_line][1]))] + exloc[exec_line:]
        sys.stderr.write('Error while processing %s\n' % os.path.abspath(bfn))
        sys.stderr.write(str.join('', traceback.format_list(exloc)))
    sys.stderr.write(str.join('', exinfo))
    sys.exit(1)