Difference between revisions of "Jupyter"

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(Other tricks)
(Other tricks)
Line 19: Line 19:
 
E.g. to install a new module:
 
E.g. to install a new module:
 
  !pip install <modulename>
 
  !pip install <modulename>
 +
 +
;Time a command with output
 +
:time <commmand>
 +
 +
;Time a command running it 100000 times, no output
 +
:%timeit <commmand>

Revision as of 11:44, 27 October 2019

The jupyter notebook is a great tool for experimenting with python code and document it in one go.

A notebook consists of cells that have Code or Markdown text in it.

Keyboard shortcuts

  • dd delete cell
  • a paste a new empty cell above the current cell
  • b paste a new empty cell below the current cell
  • y change cell type to code
  • m change cell type to Markdown
  • c copy cell
  • v paste copied cell below current cell
  • h show help

Other tricks

To execute shell command start the cell with a !

E.g. to install a new module:

!pip install <modulename>
Time a command with output
time <commmand>
Time a command running it 100000 times, no output
%timeit <commmand>