gistfile1.txt

IndexError                                Traceback (most recent call last)
<ipython-input-88-d54f5c5bb506> in <module>()
----> 1 x,y=next(iter(md.val_dl))

/mnt/fast/repos/fastai/courses/dl2/fastai/dataloader.py in __iter__(self)
     80         else:
     81             with ThreadPoolExecutor(max_workers=self.num_workers) as e:
---> 82                 for batch in e.map(self.get_batch, iter(self.batch_sampler)):
     83                     yield get_tensor(batch, self.pin_memory)
     84 

/mnt/fast/anaconda3/envs/fastai/lib/python3.6/concurrent/futures/_base.py in result_iterator()
    584                     # Careful not to keep a reference to the popped future
    585                     if timeout is None:
--> 586                         yield fs.pop().result()
    587                     else:
    588                         yield fs.pop().result(end_time - time.time())

/mnt/fast/anaconda3/envs/fastai/lib/python3.6/concurrent/futures/_base.py in result(self, timeout)
    430                 raise CancelledError()
    431             elif self._state == FINISHED:
--> 432                 return self.__get_result()
    433             else:
    434                 raise TimeoutError()

/mnt/fast/anaconda3/envs/fastai/lib/python3.6/concurrent/futures/_base.py in __get_result(self)
    382     def __get_result(self):
    383         if self._exception:
--> 384             raise self._exception
    385         else:
    386             return self._result

/mnt/fast/anaconda3/envs/fastai/lib/python3.6/concurrent/futures/thread.py in run(self)
     54 
     55         try:
---> 56             result = self.fn(*self.args, **self.kwargs)
     57         except BaseException as exc:
     58             self.future.set_exception(exc)

/mnt/fast/repos/fastai/courses/dl2/fastai/dataloader.py in get_batch(self, indices)
     69 
     70     def get_batch(self, indices):
---> 71         res = self.np_collate([self.dataset[i] for i in indices])
     72         if self.transpose:   res[0] = res[0].T
     73         if self.transpose_y: res[1] = res[1].T

/mnt/fast/repos/fastai/courses/dl2/fastai/dataloader.py in <listcomp>(.0)
     69 
     70     def get_batch(self, indices):
---> 71         res = self.np_collate([self.dataset[i] for i in indices])
     72         if self.transpose:   res[0] = res[0].T
     73         if self.transpose_y: res[1] = res[1].T

/mnt/fast/repos/fastai/courses/dl2/fastai/dataset.py in __getitem__(self, idx)
    164     def __getitem__(self, idx):
    165         x,y = self.get_x(idx),self.get_y(idx)
--> 166         return self.get(self.transform, x, y)
    167 
    168     def __len__(self): return self.n

/mnt/fast/repos/fastai/courses/dl2/fastai/dataset.py in get(self, tfm, x, y)
    169 
    170     def get(self, tfm, x, y):
--> 171         return (x,y) if tfm is None else tfm(x,y)
    172 
    173     @abstractmethod

/mnt/fast/repos/fastai/courses/dl2/fastai/transforms.py in __call__(self, im, y)
    433         crop_tfm = crop_fn_lu[crop_type](sz, tfm_y)
    434         self.tfms = tfms + [crop_tfm, normalizer, channel_dim]
--> 435     def __call__(self, im, y=None): return compose(im, y, self.tfms)
    436 
    437 

/mnt/fast/repos/fastai/courses/dl2/fastai/transforms.py in compose(im, y, fns)
    415     for fn in fns:
    416         #pdb.set_trace()
--> 417         im, y =fn(im, y)
    418     return im if y is None else (im, y)
    419 

/mnt/fast/repos/fastai/courses/dl2/fastai/transforms.py in __call__(self, x, y)
    174         x,y = ((self.transform(x),y) if self.tfm_y==TfmType.NO
    175                 else self.transform(x,y) if self.tfm_y==TfmType.PIXEL
--> 176                 else self.transform_coord(x,y))
    177         return x, y
    178 

/mnt/fast/repos/fastai/courses/dl2/fastai/transforms.py in transform_coord(self, x, ys)
    195     def transform_coord(self, x, ys):
    196         yp = partition(ys, 4)
--> 197         y2 = [self.map_y(y,x) for y in yp]
    198         x = self.do_transform(x, False)
    199         return x, np.concatenate(y2)

/mnt/fast/repos/fastai/courses/dl2/fastai/transforms.py in <listcomp>(.0)
    195     def transform_coord(self, x, ys):
    196         yp = partition(ys, 4)
--> 197         y2 = [self.map_y(y,x) for y in yp]
    198         x = self.do_transform(x, False)
    199         return x, np.concatenate(y2)

/mnt/fast/repos/fastai/courses/dl2/fastai/transforms.py in map_y(self, y0, x)
    189     """ A class that represents a coordinate transform.  """
    190     def map_y(self, y0, x):
--> 191         y = random_px_rect(y0, x)
    192         y_tr = self.do_transform(y, True)
    193         return to_bb(y_tr, y) if y_tr.sum()>1 else y0

/mnt/fast/repos/fastai/courses/dl2/fastai/transforms.py in random_px_rect(y, x)
    323     r,c,*_ = x.shape
    324     Y = np.zeros((r, c))
--> 325     Y[rows, cols] = 1
    326     return Y
    327 

IndexError: index 383 is out of bounds for axis 0 with size 298