convertingbetweenatensorflowtf.tensorsandanumpyndarrayiseasy :
1.tensorflowoperationsautomaticallyconvertnumpyndarraystotensors。
2，numpyoperationsautomaticallyconverttensorstonumpyndarrays。
tensorsareexplicitlyconvertedtonumpyndarraysusingtheir.numpy (method.theseconversionsaretypicallycheapsincethearrrayandtf representation， if possible.howord sharingtheunderlyingrepresentationisn’talwayspossiblesincethetf.tensormaybehostedingpumemorywhilenumpyationumpyatation ry，andtheconversioninvolvesacopyfromgputohostmemory。
import numpy as np
nd array=NP.ones ([ 3，3 ] ) ) ) ) )。
打印(tensorflowoperationsconvertnumpyarraystotensorsautomatically ) )。
是打印(tensor )
打印(andnumpyoperationsconverttensorstonumpyarraysautomatically ) )
打印(NP.add (tensor，1 ) )
print('the.numpy ) ) methodexplicitlyconvertsatensortoanumpyarray ) ) )。
打印(tensor.numpy ) )