🔒 opencv error for loading image | Python | Page 1

vagrant sedge Jun 20, 2024, 5:42 AM

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works fine on .ipynb

rain narwhalBOT Jun 20, 2024, 5:42 AM

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vagrant sedge works fine on .ipynb

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@vagrant sedge

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vagrant sedge Jun 20, 2024, 5:42 AM

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    self.icon = cv2.imread("paddle.png") / 255.0
TypeError: unsupported operand type(s) for /: 'NoneType' and 'float'

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and yeah, when running through .ipynb it works
and for .py I have to remove .0

frank juniper Jun 20, 2024, 5:43 AM

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vagrant sedge ```py self.icon = cv2.imread("paddle.png") / 255.0 TypeError: unsupported op...

cv2 trying to read paddle.png but returned None

vagrant sedge Jun 20, 2024, 5:43 AM

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frank juniper cv2 trying to read paddle.png but returned None

but that file is there

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environment.py  paddle.png  __pycache__

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look this is all files

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hey , but I am on docker right now

frank juniper Jun 20, 2024, 5:44 AM

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if you print(cv2.imread("paddle.png")) what does it show?

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Before that line

vagrant sedge Jun 20, 2024, 5:44 AM

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wait

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can't open file

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but it is there

frank juniper Jun 20, 2024, 5:46 AM

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The error didn't say its missing

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The error is saying that can't divide None and 255.0

vagrant sedge Jun 20, 2024, 5:47 AM

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[ WARN:[email protected]] global loadsave.cpp:241 findDecoder imread_('paddle.png'): can't open/read file: check file path/integrity

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this is full error

frank juniper Jun 20, 2024, 5:47 AM

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Why can't it open the file?

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Does the file have permissions?

vagrant sedge Jun 20, 2024, 5:48 AM

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yeah!!

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frank juniper Jun 20, 2024, 5:52 AM

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vagrant sedge ```ball.png model.py practice.ipynb train.py environment.py paddle.p...

Maybe it needs the absolute path. Do you know where the file is stored?

vagrant sedge Jun 20, 2024, 5:52 AM

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home/user/Projects/Pong/RL/paddle.png

frank juniper Jun 20, 2024, 5:53 AM

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Didn't you say that its in the Docker container?

vagrant sedge Jun 20, 2024, 5:53 AM

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frank juniper Didn't you say that its in the Docker container?

yeah, running on vs code

frank juniper Jun 20, 2024, 5:54 AM

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vagrant sedge yeah, running on vs code

So where is the file at in Docker volume?

vagrant sedge Jun 20, 2024, 5:54 AM

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frank juniper So where is the file at in Docker volume?

how to find?

frank juniper Jun 20, 2024, 5:54 AM

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Check your Dockerfile?

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How did you make it into Docker?

vagrant sedge Jun 20, 2024, 5:54 AM

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I am new to this

vagrant sedge Jun 20, 2024, 5:54 AM

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frank juniper How did you make it into Docker?

you know I was asking about yestarday!

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I am just using docker because of pytorch

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so I pulll pytorch image in my Pong/

frank juniper Jun 20, 2024, 5:55 AM

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I forget. So is the paddle.png in Docker or not?

vagrant sedge Jun 20, 2024, 5:55 AM

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frank juniper I forget. So is the paddle.png in Docker or not?

how to check?

frank juniper Jun 20, 2024, 5:55 AM

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Did you make a Dockerfile?

vagrant sedge Jun 20, 2024, 5:55 AM

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yeah

frank juniper Jun 20, 2024, 5:55 AM

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Show whats in it

vagrant sedge Jun 20, 2024, 5:56 AM

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WORKDIR /app

COPY requirements.txt .

RUN pip install --no-cache-dir -r requirements.txt

COPY . .

CMD ["python"]```

frank juniper Jun 20, 2024, 5:56 AM

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yeah so the paddle.png is in /app

vagrant sedge Jun 20, 2024, 5:56 AM

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yeah sort of

frank juniper Jun 20, 2024, 5:56 AM

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wdym sort of?

vagrant sedge Jun 20, 2024, 5:56 AM

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ignore that
/app/RL/paddle.png

frank juniper Jun 20, 2024, 5:56 AM

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ok

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do that

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imread that path

vagrant sedge Jun 20, 2024, 5:58 AM

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again same error

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self.icon = cv2.imread("app/RL/paddle.png") / 255.0

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I tried with RL/paddle.png also

frank juniper Jun 20, 2024, 5:58 AM

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You need to add / before the app

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'/app/RL/paddle.png'

vagrant sedge Jun 20, 2024, 5:59 AM

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same error again

frank juniper Jun 20, 2024, 5:59 AM

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Can you share the full error message?

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For the current one

vagrant sedge Jun 20, 2024, 5:59 AM

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Traceback (most recent call last):
  File "/app/RL/environment.py", line 243, in <module>
    obs = env.reset()
  File "/app/RL/environment.py", line 131, in reset
    self.striker = Striker()
  File "/app/RL/environment.py", line 31, in __init__
    self.icon = cv2.imread("/RL/paddle.png") / 255.0
TypeError: unsupported operand type(s) for /: 'NoneType' and 'float'```

frank juniper Jun 20, 2024, 6:00 AM

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vagrant sedge ```[ WARN:[email protected]] global loadsave.cpp:241 findDecoder imread_('/RL/paddle.png')...

There's no /app in your imread

vagrant sedge Jun 20, 2024, 6:00 AM

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I tried and same error

frank juniper Jun 20, 2024, 6:00 AM

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Show it please

vagrant sedge Jun 20, 2024, 6:00 AM

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Traceback (most recent call last):
  File "/app/RL/environment.py", line 243, in <module>
    obs = env.reset()
  File "/app/RL/environment.py", line 131, in reset
    self.striker = Striker()
  File "/app/RL/environment.py", line 31, in __init__
    self.icon = cv2.imread("app/RL/paddle.png") / 255.0
TypeError: unsupported operand type(s) for /: 'NoneType' and 'float'```

frank juniper Jun 20, 2024, 6:00 AM

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vagrant sedge ```[ WARN:[email protected]] global loadsave.cpp:241 findDecoder imread_('app/RL/paddle.pn...

It needs the full absolute path

frank juniper Jun 20, 2024, 6:00 AM

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vagrant sedge ```[ WARN:[email protected]] global loadsave.cpp:241 findDecoder imread_('app/RL/paddle.pn...

cv2.imread('/app/RL/paddle.png')

vagrant sedge Jun 20, 2024, 6:01 AM

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Traceback (most recent call last):
  File "/app/RL/environment.py", line 243, in <module>
    obs = env.reset()
  File "/app/RL/environment.py", line 132, in reset
    self.ball = Ball()
  File "/app/RL/environment.py", line 67, in __init__
    self.icon = cv2.imread("ball.png") / 255.0
TypeError: unsupported operand type(s) for /: 'NoneType' and 'float'```

frank juniper Jun 20, 2024, 6:01 AM

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If it errors that as well, I need to see it pls

frank juniper Jun 20, 2024, 6:01 AM

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vagrant sedge ```[ WARN:[email protected]] global loadsave.cpp:241 findDecoder imread_('ball.png'): can'...

That's a different file

vagrant sedge Jun 20, 2024, 6:01 AM

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ohh that's mean it;s working

frank juniper Jun 20, 2024, 6:01 AM

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So that means the paddle.png works

vagrant sedge Jun 20, 2024, 6:01 AM

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lemmme do that for ball.png

frank juniper Jun 20, 2024, 6:01 AM

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Make sure its the absolute file path for all

vagrant sedge Jun 20, 2024, 6:02 AM

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yeah thanks for the time buddy!

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I did app/...

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but forgot to add / before app

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close

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!close

rain narwhalBOT Jun 20, 2024, 6:03 AM

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#🔒 opencv error for loading image