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fix: allow numpy to extend filesize for larger memmaps. #199

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fix: allow numpy to extend filesize for larger memmaps. #199

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2 changes: 1 addition & 1 deletion openwakeword/data.py
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Original file line number Diff line number Diff line change
Expand Up @@ -785,7 +785,7 @@ def __init__(self,
self.label_transform_funcs = label_transform_funcs

# Get array mmaps and store their shapes (but load files < 1 GB total size into memory)
self.data = {label: np.load(fl, mmap_mode='r') for label, fl in data_files.items()}
self.data = {label: np.load(fl, mmap_mode='r+') for label, fl in data_files.items()}
self.labels = {label: np.load(fl) for label, fl in label_files.items()}
self.data_counter = {label: 0 for label in data_files.keys()}
self.original_shapes = {label: self.data[label].shape for label in self.data.keys()}
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