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QGIS Advanced Python Field Calculator Error: File "<string>", line 1, in < module> NameError: name 'DN is not defined - Geographic Information Systems Stack Exchange
![File "<string>", line unknown ParseError: syntax error: line 1, column 0 · Issue #465 · experiencor/keras-yolo2 · GitHub File "<string>", line unknown ParseError: syntax error: line 1, column 0 · Issue #465 · experiencor/keras-yolo2 · GitHub](https://user-images.githubusercontent.com/68661510/113810422-dbb10280-972f-11eb-9aa3-7d832c213d9e.png)
File "<string>", line unknown ParseError: syntax error: line 1, column 0 · Issue #465 · experiencor/keras-yolo2 · GitHub
![Traceback (most recent call last): File "string", line ValueError: could not convert string to float - YouTube Traceback (most recent call last): File "string", line ValueError: could not convert string to float - YouTube](https://i.ytimg.com/vi/edjyU8UQ74Q/mqdefault.jpg)