first commit

.ipynb_checkpoints/demo-checkpoint.ipynb

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+{
+ "cells": [],
+ "metadata": {},
+ "nbformat": 4,
+ "nbformat_minor": 2
+}

shell.nix

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+{
+  tinypkgs ? import (fetchTarball https://gitlab.inria.fr/nix-tutorial/packages-repository/-/archive/master/packages-repository-master.tar.gz) {}
+}:
+
+with tinypkgs; # Put tinypkgs's attributes in the current scope.
+with pkgs; # Same for pkgs.
+
+mkShell {
+  buildInputs = [
+    chord
+
+    # Defines a python + set of packages.
+    (python3.withPackages (ps: with ps; with python3Packages; [
+      jupyter
+      ipython
+       seaborn
+       pandas
+       numpy
+       matplotlib
+    ]))
+  ];
+
+  # Automatically run jupyter when entering the shell.
+  shellHook = "jupyter notebook";
+}