diff --git a/requirements.txt b/requirements.txt
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+++ b/requirements.txt
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+# Automatically generated by https://github.com/damnever/pigar.
+
+# quantified-sleep/03_imputation.ipynb: 266
+fancyimpute == 0.5.5
+
+# quantified-sleep/01_wrangling.ipynb: 461
+folium == 0.7.0
+
+# quantified-sleep/04_grid_search.py: 213
+ipdb == 0.12.2
+
+# quantified-sleep/sources/ingesters/
+loguru == 0.3.2
+
+# quantified-sleep/01_wrangling.ipynb: 8
+# quantified-sleep/02_analysis.ipynb: 7
+# quantified-sleep/03_imputation.ipynb: 6
+# quantified-sleep/04_grid_search.py: 6
+# quantified-sleep/05_results.ipynb: 7
+# quantified-sleep/06_interpretation.ipynb: 7
+matplotlib == 3.2.1
+
+# quantified-sleep/02_analysis.ipynb: 3
+# quantified-sleep/03_imputation.ipynb: 18
+# quantified-sleep/05_results.ipynb: 3
+# quantified-sleep/06_interpretation.ipynb: 3
+missingno == 0.4.2
+
+# quantified-sleep/01_wrangling.ipynb: 4
+# quantified-sleep/02_analysis.ipynb: 4
+# quantified-sleep/03_imputation.ipynb: 3
+# quantified-sleep/04_grid_search.py: 3
+# quantified-sleep/05_results.ipynb: 4
+# quantified-sleep/06_interpretation.ipynb: 4
+# quantified-sleep/sources/ingesters/
+numpy == 1.19.1
+
+# quantified-sleep/01_wrangling.ipynb: 5
+# quantified-sleep/02_analysis.ipynb: 5
+# quantified-sleep/03_imputation.ipynb: 4
+# quantified-sleep/04_grid_search.py: 4
+# quantified-sleep/05_results.ipynb: 5
+# quantified-sleep/06_interpretation.ipynb: 5
+# quantified-sleep/sources/
+pandas == 1.0.3
+
+# quantified-sleep/01_wrangling.ipynb: 462
+pygeohash == 1.2.0
+
+# quantified-sleep/01_wrangling.ipynb: 166
+# quantified-sleep/02_analysis.ipynb: 394
+# quantified-sleep/03_imputation.ipynb: 9,10,178,204,206
+# quantified-sleep/04_grid_search.py: 19
+# quantified-sleep/06_interpretation.ipynb: 56
+scikit_learn == 0.23.2
+
+# quantified-sleep/01_wrangling.ipynb: 6
+# quantified-sleep/02_analysis.ipynb: 18,403,404
+# quantified-sleep/03_imputation.ipynb: 157
+scipy == 1.4.1
+
+# quantified-sleep/01_wrangling.ipynb: 7
+# quantified-sleep/02_analysis.ipynb: 6
+# quantified-sleep/03_imputation.ipynb: 5
+# quantified-sleep/04_grid_search.py: 5
+# quantified-sleep/05_results.ipynb: 6
+# quantified-sleep/06_interpretation.ipynb: 6
+seaborn == 0.9.0
+
+# quantified-sleep/06_interpretation.ipynb: 89
+shap == 0.39.0
+
+# quantified-sleep/02_analysis.ipynb: 266,272
+statsmodels == 0.11.1
+
+# quantified-sleep/03_imputation.ipynb: 11,310
+# quantified-sleep/04_grid_search.py: 21
+tqdm == 4.45.0
+
+# quantified-sleep/04_grid_search.py: 20
+xgboost == 0.7.post4