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eto-ai / rikai

Parquet-based ML data format optimized for working with unstructured data
https://rikai.readthedocs.io/en/latest/
Apache License 2.0
138 stars 19 forks source link

Rikai viz fails with zero annotation. #630

Closed eddyxu closed 2 years ago

eddyxu commented 2 years ago 
File ~/work/rikai/python/rikai/types/vision.py:316, in ImageDraw.display(self, **kwargs)
    303 def display(self, **kwargs) -> "IPython.display.Image":
    304     """
    305     Custom visualizer for this ImageDraw in jupyter notebook
    306 
   (...)
    314     img: IPython.display.Image
    315     """
--> 316     return self.to_image().display(**kwargs)

File ~/work/rikai/python/rikai/types/vision.py:296, in ImageDraw.to_image(self)
    294 def to_image(self) -> Image:
    295     if not self.layers:
--> 296         raise ValueError("Can not render empty displayable draw")
    298     render = PILRenderer(self.img)
    299     for layer in self.layers:

ValueError: Can not render empty displayable draw