diff --git a/notebooks/cheatsheet.txt b/notebooks/cheatsheet.txt
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+output from cheatsheet.sh:
+
+
+numpy
+---------
+arange
+argmax
+argmin
+array
+concatenate
+cov
+cumsum
+diag
+dot
+eye
+flatnonzero
+flipud
+histogram
+hstack
+isnan
+linspace
+load
+log
+mean
+meshgrid
+ones
+ones_like
+repeat
+reshape
+rot90
+sin
+sort
+sqrt
+stack
+std
+sum
+swapaxes
+unique
+var
+vstack
+zeros
+zeros_like
+
+pandas
+---------
+concat
+crosstab
+DataFrame
+ExcelWriter
+merge
+read_csv
+Series
+
+matplotlib.pyplot
+---------
+annotate
+arrow
+axes
+axhline
+axline
+axvline
+bar
+barh
+boxplot
+colorbar
+errorbar
+figure
+Figure
+fill_between
+gca
+grid
+head
+hist
+hist2d
+imshow
+legend
+loglog
+plot
+rc
+savefig
+scatter
+semilogy
+show
+subplots
+text
+tight_layout
+title
+violinplot
+xlabel
+xlim
+xticks
+ylabel
+ylim
+yticks
+
+seaborn
+---------
+boxplot
+catplot
+countplot
+displot
+heatmap
+histplot
+kdeplot
+pairplot
+regplot
+rugplot
+scatterplot
+stripplot
+swarmplot
+
+plotly.express
+---------
+density_mapbox
+scatter
+scatter_3d
+
+ipywidgets.widgets
+---------
+Dropdown
+FloatSlider
+IntSlider
+
+skimage.io
+---------
+imread
+
+scipy.stats
+---------
+anova_lm
+bartlett
+chi2
+chi2_contingency
+chisquare
+f_oneway
+ks_2samp
+kstest
+linregress
+multivariate_normal
+norm
+normaltest
+pearsonr
+probplot
+sem
+skew
+skewtest
+spearmanr
+t
+ttest_1samp
+ttest_ind
+ttest_rel
+
+statsmodels.api
+---------
+add_constant
+OLS
+
+statsmodels.formula.api
+---------
+glm
+ols
+
+statsmodels.stats.anova
+---------
+AnovaRM
+
+statsmodels.stats.diagnostic
+---------
+het_white
+
+statsmodels.stats.power
+---------
+TTestIndPower
+
+sklearn.decomposition
+---------
+FactorAnalysis
+PCA
+SparsePCA
+
+sklearn.manifold
+---------
+TSNE
+
+umap
+---------
+UMAP
+
+others
+---------
+collections: defaultdict
+matplotlib: image
+patsy: dmatrices
+patsy: ModelDesc
+plotly.subplots: make_subplots
+sklearn: decomposition
+sklearn: manifold
+sklearn.preprocessing: StandardScaler
+statsmodels.graphics.factorplots: interaction_plot
+statsmodels.stats.multitest: multipletests
+statsmodels.stats.outliers_influence: OLSInfluence