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The %time magic command allows you to conveniently time a single line of Python code.
Can I also time a block of code without wrapping it in a function first? Is there an equivalent function that times an entire cell?
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Multiline editing is one of the features which is not available in IPython terminal. In order to enter more than one statements in a single input cell, press ctrl+enter after the first line. Subsequently, just pressing enter will go on adding new line in the same cell.
The %timeit command is used to measure the execution time of a piece of code. We have elaborated the difference between the %timeit and %%timeit command in the Jupyter notebook and how both are used in a program. Different timeit command options are also mentioned in this guide.
Ctrl+o. If you type Ctrl+o, you should be able to add additional lines to the input to run them simultaneously. If that doesn't work, as a workaround, you can paste multiple lines after copying them from elsewhere, or you can press enter on a line with a semicolon or unclosed parentheses.
IPython Magic – Timing These are especially handy when you have some slow code and you're trying to indentify where the issue is. %%time will give you information about a single run of the code in your cell.
Cell magics starts with %% while line magics starts with %.
http://ipython.org/ipython-doc/dev/interactive/tutorial.html#magic-functions
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