How to call a package in QGIS python console?

How do I use the Python console in QGIS?

To open the console go to Plugins ‣ Python Console ( Ctrl+Alt+P ).



Console

1. Code completion, highlighting syntax and calltips for the following APIs:
2. Ctrl+Alt+Space to view the auto-completion list if enabled in the Options;
3. Execute code snippets from the input area by typing and pressing Enter or Run Command;

How to import QGIS library in Python?

You can’t import the QGIS library from your default python environment. QGIS has its version of python installed to handle all the required modules to run the software. So if you need to use the QGIS library from the python console/jupyter notebook, you need to make sure your python can find the QGIS library paths.
 

How to install Python packages in QGIS?

Installing Python packages in QGIS 3 (for Windows)

1. Open OSGeo4W shell (packed with QGIS in the start menu)
2. Type py3_env . This should print paths of your QGIS Python installation.
3. Use Python’s pip to install the library of your choice: python -m pip install {your library}

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.

How do I run a Python .py file in console?

Using the python command



The most basic and easy way to run a Python script is by using the python command. You need to open a command line and type the word python followed by the path to your script file like this: python first_script.py Hello World! Then you hit the ENTER button from the keyboard, and that’s it.
 

How do I run a Python script from the console?

To run Python scripts with the python command, you need to open a command-line and type in the word python , or python3 if you have both versions, followed by the path to your script, just like this: $ python3 hello.py Hello World! If everything works okay, after you press Enter , you’ll see the phrase Hello World!

How can I import library in Python?

Importing Modules



To make use of the functions in a module, you’ll need to import the module with an import statement. An import statement is made up of the import keyword along with the name of the module. In a Python file, this will be declared at the top of the code, under any shebang lines or general comments.
 

How to add Python plugin in QGIS?

To install or activate a plugin, go to Plugins ‣ Manage and install plugins…. Installed external python plugins are placed under ~/. qgis2/python/plugins folder. Home directory (denoted by above ~ ) on Windows is usually something like C:\Documents and Settings\(user) (on Windows XP or earlier) or C:\Users\(user) .

How do I access QGIS plugins?

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How do you display output on the console monitor in Python?

To print strings to console or echo some data to console output, use Python inbuilt print() function. print() function can take different type of values as argument(s), like string, integer, float, etc., or object of a class type. Following is a simple demonstration of how to use print() function in a Python shell.

How do I write a Python script in QGIS?

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. To simplify the task, you can start with a script template by using Create new script from template from the same menu.