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Static type analysis

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This commit is contained in:
Joel Collins 2020-11-30 13:36:45 +00:00
parent 3aebb8bead
commit 7866ec0f47
63 changed files with 1825 additions and 2722 deletions
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11
openflexure_microscope/api/v2/views/camera.py
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@ -34,17 +34,18 @@ class LSTImageProperty(PropertyView):
logging.warning("PiCamera.lens_shading_table returned as None")
return ("", 204)
else:
# Get the LST Numpy array from the camera's memoryview
lst = np.asarray(microscope.camera.camera.lens_shading_table)
# R next to G1
# Create array of R next to G1
top = np.concatenate(lst[:2], axis=1)
# G2 next to B
# Create array of G2 next to B
bottom = np.concatenate(lst[2:], axis=1)
# Combined into a 2x2 grid of greyscale images
# Create combined array of 2x2 grid of greyscale images
all_channels = np.concatenate((top, bottom), axis=0)
# Create a PNG
img_bytes = BytesIO()
img_bytes: BytesIO = BytesIO()
Image.fromarray(np.uint8(all_channels), "L").save(img_bytes, "PNG")
img_bytes.seek(0)
# Return the image
fname = f"lst-{datetime.date.today().isoformat()}.png"
fname: str = f"lst-{datetime.date.today().isoformat()}.png"
return send_file(img_bytes, as_attachment=True, attachment_filename=fname)