22 lines
876 B
Python
Executable File
22 lines
876 B
Python
Executable File
try:
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import anywidget # noqa: F401
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except ImportError:
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# When anywidget isn't available, create stand-in JupyterChart class
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# that raises an informative import error on construction. This
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# way we can make JupyterChart available in the altair namespace
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# when anywidget is not installed
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class JupyterChart:
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def __init__(self, *args, **kwargs):
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msg = (
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"The Altair JupyterChart requires the anywidget \n"
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"Python package which may be installed using pip with\n"
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" pip install anywidget\n"
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"or using conda with\n"
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" conda install -c conda-forge anywidget\n"
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"Afterwards, you will need to restart your Python kernel."
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)
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raise ImportError(msg)
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else:
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from .jupyter_chart import JupyterChart # noqa: F401
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