Incosistent Tensor size while loading data using data loader. about pytorch-fcn HOT 2 CLOSED

class zeroPadding(object):
	def __call__(self, sample):
		image, truth = sample['image'], sample['ground truth']
		image_height = image.shape[0]
		image_width = image.shape[1]
		
		#height_diff = max_height - image_height
		width_diff  = max_width - image_width
		
		left=width_diff//2
		right=width_diff - left
		#print(left, right)
		top = 0
		bottom = 0
		constant = cv2.copyMakeBorder(image,0,0,left,right, cv2.BORDER_CONSTANT, value= 1)
		return {'image': constant,
				'ground truth': truth}

	
	data =torch.zeros((lsequence))
	lensequence = []
	
	for i, letter in enumerate(sequence):
		try:
			
			data[i] = lettertoindex(letter)
			
			#su = su|data[i,:]
		except:
			print(i,letter)
	
	return (data.int())