issue_comments: 364518238

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https://github.com/pydata/xarray/issues/1889#issuecomment-364518238 https://api.github.com/repos/pydata/xarray/issues/1889 364518238 MDEyOklzc3VlQ29tbWVudDM2NDUxODIzOA== 1217238 2018-02-09T18:31:28Z 2018-02-09T18:31:28Z MEMBER

@apatlpo sure, something like: ```python import threading import matplotlib.pyplot

MPL_LOCK = threading.Lock()

def save_imshow(data, path): with MPL_LOCK: fig, ax = plt.subplot() ax.imshow(data) fig.savefig(path) ``save_imshow()is now something you safely call in parallel (e.g., fromdask.array.map_blocks()`).

 
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