Merge pull request #242 from datacarpentry/update-python-setup

Update setup instructions for Python

Author: ShebMichel

learners/setup.md

@@ -31,13 +31,12 @@ You will need to install Python, Jupyter, and some additional libraries.
 [Python](https://python.org) is a popular language for
 scientific computing, and great for general-purpose programming as
 well. For this workshop we use Python version 3.x.
-Installing all of its scientific packages individually can be
-a bit difficult, so we recommend an all-in-one installer.
-We will use Anaconda.
+Installing all of its scientific packages individually can be a bit difficult, so we provide an environment file to help you take care of them all together.
+We will use the _Miniforge_ distribution of Python.
 
-### Anaconda
+### Python
 
-Download and install [Anaconda](https://www.anaconda.com/download).
+Download and install [MiniForge](https://conda-forge.org/download/).
 
 To create a new Conda environment, which includes the additional packages we will be using
 in this workshop, you will need the environment file (`environment.yml`) you downloaded in the data section.
@@ -58,7 +57,7 @@ conda activate AstronomicalData
 
 We will test our environment setup using a test notebook (`test_setup.ipynb`) that you downloaded in the data section.
 
-In a Terminal, Jupyter Prompt or Anaconda Prompt, make sure you are in the `student_download` directory.
+In a Terminal, Jupyter Prompt or MiniForge Prompt, make sure you are in the `student_download` directory.
 To start Jupyter, make sure you have activated your new conda environment, then run:
 
 ```
@@ -77,7 +76,7 @@ If they work and you get no error messages, **you are ready for the workshop**.
 ## Why didn't the imports work?
 
 Occasionally learners will need to take one additional step to make Jupyter run within the environment we have created.
-If your imports fail, close Jupyter by closing its terminal, and try running the following from your Anaconda prompt (
+If your imports fail, close Jupyter by closing its terminal, and try running the following from your MiniForge Prompt (
 Terminal or otherwise):
 
 ```

student_download/environment.yml

@@ -1,10 +1,9 @@
 name: AstronomicalData
 channels:
-  - default
   - conda-forge
   - astropy
 dependencies:
-  - python>=3.6
+  - python>=3.11
   - jupyter
   - numpy
   - matplotlib
@@ -14,4 +13,3 @@ dependencies:
   - scipy
   - astropy
   - astroquery
-  - gala