Windows set up Python (Anaconda): Difference between revisions

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== Download and install Python ==
== Download and install Python ==


We're going to be installing Python using a collection of software that includes Python that, as a collection, is called '''Anaconda'''. Anaconda includes the Python programming language and a bunch of different pieces of software that are useful for data science and analysis. Although the collection includes all free software, it is put together by a commercial company called '''Continuum Analytics'''.
We're going to be installing Python using a collection of software called '''Anaconda'''. Anaconda includes the Python programming language and a bunch of different pieces of software that are useful for data science and analysis. Although the collection is composed of free software, it is put together by a commercial company called '''Continuum Analytics'''.


To install Python, you should:
<font size="+1">Try to download and install [https://repo.anaconda.com/archive/Anaconda3-2023.03-Windows-x86_64.exe this file which contains Python 3.10].</font>


* Download and install [http://continuum.io/downloads#34 Anaconda]. Follow the link and click on top bottom on the right side of the box under the text "CHOOSE YOUR INSTALLER". The button should say something like "Windows 64-bit Python3.4 Graphical Installer."
If that doesn't work for any reason, download and install the Python 3.10 option from [https://www.anaconda.com/distribution/#download-section Anaconda's website], on the right. If necessary, scroll down to the "Anaconda for Windows" section.
* Once the program is downloaded, run the downloaded file which should launch a graphical installer.
* Use all of the defaults for installation, except make sure to '''check Make Anaconda the default Python'''.


'''Note''' In addition to the 360MB file you will download, the installation will take several hundred megabytes for the 64-bit installer (which is most likely the version you'll be installing.)
Once the program is downloaded, run the downloaded file which should launch a graphical installer.
 
If you get stuck during the install process, ask a neighbor or raise your hand for help. [https://docs.continuum.io/anaconda/install/windows/ These instructions] may also be helpful.


== Test to make sure Python is working ==
== Test to make sure Python is working ==


# Open a Command Prompt. You can do this by hitting WIN+R, and typing in <tt>powershell</tt>.
Open the start menu (or hit the WIN key) and type "jupyter". The first option should be called "Jupyter Notebook". Click that to open Jupyter.
#* This is called a "command line interface"---a way of interacting with your computer by typing.
 
# Test your Python install at the command prompt. Type <pre>python</pre> and hit enter. You should see something like
[[File:Capture20200112_0.PNG|500px]]
<pre>
 
Python 2.7.8 |Anaconda 2.1.0 (64-bit)| (default, Jul  2 2014, 15:12:11) [MSC v.1500 64 bit (AMD64)] on win32
After a few seconds, you'll see a new tab open in your default browser. It will look something like this:
Type "help", "copyright", "credits" or "license" for more information.
 
>>>
[[File:20200112_2.PNG|500px]]
</pre>
 
If for some reason you '''don't''' see something in your browser, let a mentor know.
 
To close Anaconda, right click on the Jupyter icon in task bar, and select "Close Window". The Jupyter icon looks like this:


<ol start="3">
[[File:Capture20200112_3.PNG|100px]]
<li>
You just started Python! The <code>>>></code> indicates that you are at a new type of prompt: a Python prompt. The command prompt lets you navigate your computer and run programs, and the Python prompt lets you write and run Python code interactively.
</li>
<li>
To exit the Python prompt, type <pre>exit()</pre> and press Enter. This will take you back to the Windows command prompt.
</li>
</ol>


== Success! ==
== Success! ==


You have Python installed and configured.
You have Python installed and configured. You can move on to the the next step.


== Alternative Setup ==


If you do not want to use the Anaconda installer, you can take a look at [[Windows set up Python|this page]]. This set up will be ''significantly'' more difficult and may cause problems later in the workshops.
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Latest revision as of 20:39, 27 March 2023

Download and install Python[edit]

We're going to be installing Python using a collection of software called Anaconda. Anaconda includes the Python programming language and a bunch of different pieces of software that are useful for data science and analysis. Although the collection is composed of free software, it is put together by a commercial company called Continuum Analytics.

Try to download and install this file which contains Python 3.10.

If that doesn't work for any reason, download and install the Python 3.10 option from Anaconda's website, on the right. If necessary, scroll down to the "Anaconda for Windows" section.

Once the program is downloaded, run the downloaded file which should launch a graphical installer.

If you get stuck during the install process, ask a neighbor or raise your hand for help. These instructions may also be helpful.

Test to make sure Python is working[edit]

Open the start menu (or hit the WIN key) and type "jupyter". The first option should be called "Jupyter Notebook". Click that to open Jupyter.

After a few seconds, you'll see a new tab open in your default browser. It will look something like this:

If for some reason you don't see something in your browser, let a mentor know.

To close Anaconda, right click on the Jupyter icon in task bar, and select "Close Window". The Jupyter icon looks like this:

Success![edit]

You have Python installed and configured. You can move on to the the next step.