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Add isdocker() #2232

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merged 3 commits into from
Feb 16, 2021
Merged

Add isdocker() #2232

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f9ef6cc
Add isdocker()
glenn-jocher Feb 16, 2021
a3a4c42
Update general.py
glenn-jocher Feb 16, 2021
650cbb3
Update general.py
glenn-jocher Feb 16, 2021
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10 changes: 8 additions & 2 deletions utils/general.py
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,11 @@ def get_latest_run(search_dir='.'):
return max(last_list, key=os.path.getctime) if last_list else ''


def isdocker():
# Is environment a Docker container
return Path('/workspace').exists() # or Path('/.dockerenv').exists()


def check_online():
# Check internet connectivity
import socket
Expand All @@ -62,7 +67,7 @@ def check_git_status():
print(colorstr('github: '), end='')
try:
assert Path('.git').exists(), 'skipping check (not a git repository)'
assert not Path('/workspace').exists(), 'skipping check (Docker image)' # not Path('/.dockerenv').exists()
assert not isdocker(), 'skipping check (Docker image)'
assert check_online(), 'skipping check (offline)'

cmd = 'git fetch && git config --get remote.origin.url'
Expand Down Expand Up @@ -98,13 +103,14 @@ def check_img_size(img_size, s=32):
def check_imshow():
# Check if environment supports image displays
try:
assert not isdocker(), 'cv2.imshow() is disabled in Docker environments'
cv2.imshow('test', np.zeros((1, 1, 3)))
cv2.waitKey(1)
cv2.destroyAllWindows()
cv2.waitKey(1)
return True
except Exception as e:
print(f'WARNING: Environment does not support cv2.imshow() or PIL Image.show() image previews\n{e}')
print(f'WARNING: Environment does not support cv2.imshow() or PIL Image.show() image displays\n{e}')
return False


Expand Down