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Update matplotlib backend switching (#4987)

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Glenn Jocher 2023-09-20 00:50:30 +02:00 committed by GitHub
parent 28569ced8a
commit 7f78fad8ba
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3 changed files with 9 additions and 4 deletions
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3
docker/Dockerfile
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@ -23,8 +23,9 @@ RUN apt upgrade --no-install-recommends -y openssl tar
WORKDIR /usr/src/ultralytics
# Copy contents
COPY . /usr/src/ultralytics
# COPY . /usr/src/ultralytics # git permission issues inside container
RUN git clone https://github.com/ultralytics/ultralytics -b main /usr/src/ultralytics
# RUN git clone https://github.com/ultralytics/ultralytics -b main /usr/src/ultralytics
ADD https://github.com/ultralytics/assets/releases/download/v0.0.0/yolov8n.pt /usr/src/ultralytics/
# Install pip packages

2
ultralytics/models/fastsam/prompt.py
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@ -143,7 +143,7 @@ class FastSAMPrompt:
save_path = Path(output) / result_name
save_path.parent.mkdir(exist_ok=True, parents=True)
image = Image.frombytes('RGB', fig.canvas.get_width_height(), fig.canvas.buffer_rgba())
image = Image.frombytes('RGB', fig.canvas.get_width_height(), fig.canvas.tostring_rgb())
image.save(save_path)
plt.close()
pbar.set_description(f'Saving {result_name} to {save_path}')

8
ultralytics/utils/__init__.py
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@ -208,12 +208,16 @@ def plt_settings(rcparams=None, backend='Agg'):
def wrapper(*args, **kwargs):
"""Sets rc parameters and backend, calls the original function, and restores the settings."""
original_backend = plt.get_backend()
plt.switch_backend(backend)
if backend != original_backend:
plt.close('all') # auto-close()ing of figures upon backend switching is deprecated since 3.8
plt.switch_backend(backend)
with plt.rc_context(rcparams):
result = func(*args, **kwargs)
plt.switch_backend(original_backend)
if backend != original_backend:
plt.close('all')
plt.switch_backend(original_backend)
return result
return wrapper