ó ÚÓ]c@s=dZddlZddlZd„Zd„Zd„ZdS(sAConverts MNIST data to TFRecords file format with Example protos.iÿÿÿÿNcCs%tjjdtjjd|gƒƒS(Nt int64_listtvalue(ttfttraintFeaturet Int64List(R((sutils.pyt_int64_featurescCs%tjjdtjjd|gƒƒS(Nt bytes_listR(RRRt BytesList(R((sutils.pyt_bytes_feature sc Csb|j}|j}|j}|jd|krNtd|jd|fƒ‚n|jd}|jd}|jd}tjj||dƒ} d| fGHtj j | ƒ} x¦t |ƒD]˜} || j ƒ} tj jdtj jd it|ƒd 6t|ƒd 6t|ƒd 6tt|| ƒƒd 6t| ƒd6ƒƒ} | j| jƒƒq¸W| jƒdS(s Converts a dataset to tfrecords.is,Images size %d does not match label size %d.iiis .tfrecordstWritingtfeaturestfeaturetheighttwidthtdepthtlabelt image_rawN(timagestlabelst num_examplestshapet ValueErrortostpathtjoinRt python_iotTFRecordWritertrangettostringRtExampletFeaturesRtintR twritetSerializeToStringtclose(tdata_settnamet directoryRRRtrowstcolsRtfilenametwritertindexRtexample((sutils.pyt convert_tos,          (t__doc__Rt tensorflowRRR R-(((sutils.pyts