A crash course on Python
If you don't know Python, read this section to learn the fundamentals. Python is a very accessible language and, if you have ever programmed, it will only take you a few minutes to learn the basics.
Hello world
Open a new notebook and type the following in the first cell:
In [1]: print("Hello world!") Out[1]: Hello world!
Here is a screenshot:
"Hello world" in the Notebook
Tip
Prompt string
Note that the convention chosen in this book is to show Python code (also called the input) prefixed with In [x]: (which shouldn't be typed). This is the standard IPython prompt. Here, you should just type print("Hello world!") and then press ...
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