Posted on January 21, 2023 (Updated on July 10, 2025)

Use PyQGIS With IronPython : No module named qgis.core

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How to import QGIS into Python?

So, please try the following steps:

  1. Create a conda environment using conda create -n conda-qgis and then activate this new environment by using conda activate conda-qgis .
  2. Install QGIS through conda-forge in the current environment using conda install -c conda-forge qgis .
  3. Open QGIS by running qgis .

Do I need Python for QGIS?

1. Hello World! QGIS Comes with a built-in Python Console and a code editor where you can write and run Python code. Go to Plugins → Python Console to open the console.

What is PyQGIS?

PyQGIS is the Python environment inside QGIS with a set of QGIS libraries plus the Python tools with the potential of running other powerful libraries as Pandas, Numpy or Scikit-learn. This tutorial shows the main parts of the Python environment and has some practical cases of vector data layers.
 

How to automate QGIS with Python?

What you’ll learn

  1. Using the QGIS Python console.
  2. Using the QGIS Python editor.
  3. Using PyQGIS to manipuate the QGIS interface.
  4. Using PyQGIS to manipulate a layers symbology.
  5. Using PyQGIS to manipulate a layers attributes.
  6. Using PyQGIS to manipulate a layers geometry.
  7. Using PyQGIS to perform spatial operations.

Where is QGIS core?

qgis\python\qgis folder

qgis. core and qgis. gui are located in the qgis\python\qgis folder but you only set PYTHONPATH to the qgis\python folder because qgis is a package.

What version of Python does QGIS use?

3.28 version at https://qgis.org/pyqgis/3.28.

How to write Python script in QGIS?

There are two options for writing Processing algorithms using Python. Within QGIS, you can use Create new script in the Scripts menu at the top of the Processing Toolbox to open the Processing Script Editor where you can write your code.
 

How do I use QGIS in PyCharm?

Just add a new Python Interpreter within PyCharm and select the file python-qgis-ltr. bat which you can find within the bin folder of your QGIS installation directory. All the variables in relation to this QGIS installation are set there already.
 

Does QGIS have a Python API?

Pythonic QGIS API is nearly identical to the API in C++.

Can you do GIS in Python?

Python libraries are the ultimate extension in GIS because it allows you to boost its core functionality. By using Python libraries, you can break out of the mold that is GIS and dive into some serious data science. There are 200+ standard libraries in Python. But there are thousands of third-party libraries too.