Questions tagged [qgis.core]
The qgis.core tag has no usage guidance.
5 questions
1
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import module qgis.core in standalone script with pyqgis without running bat before with environment?
To run a python script (example file "standalone.py") with module qgis.core I have to use a specific bat file (that call the py file!) with the following environment!
"rem Call ...
- 303
2
votes
1
answer
206
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ImportError when importing QgsRasterCalculator in QGIS
I'm running QGIS 3.28.8 on Windows 10, Python 3.9.5.
In the Python interpreter when I run
from qgis.core import QgsRasterCalculator
I receive the following error:
ImportError: cannot import name '...
- 1,462
4
votes
3
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133
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Getting readable message level of Qgis.MessageLevel
I have an instance of https://qgis.org/pyqgis/master/core/Qgis.html#qgis.core.Qgis.MessageLevel, e.g.
level = Qgis.Info
I want to get a human-readable string like "Info" or "Qgis.Info&...
- 11.3k
2
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1
answer
885
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Use QGIS `processing.run(...., alg_params)` from OSGEO4W shell in QGIS Dev 3.26
I've created a simple tool using the code from save model to automate processing. It runs as expected in the QGIS python console but does not work from osgeo4w shell.
I have tried the process in https:...
- 8,298
1
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0
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208
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qgis.core failing to load raster layer
I'm trying to load a raster tif file using python qgis.core script only (outside the qgis gui application) but the 'isValid()' function fail to validate the raster, no matter which raster file I try. ...
- 11