_setup.py 文件源码

def need_vendor_bundles(invoke_minversion=None):
    invoke_minversion = invoke_minversion or "0.0.0"
    need_vendor_answers = []
    need_vendor_answers.append(need_vendor_bundle_invoke(invoke_minversion))
    # -- REQUIRE: path.py
    try:
        import path
        need_bundle = False
    except ImportError:
        need_bundle = True
    need_vendor_answers.append(need_bundle)

    # -- DIAG: print("INVOKE: need_bundle=%s" % need_bundle1)
    # return need_bundle1 or need_bundle2
    return any(need_vendor_answers)