Merge pull request #26 from ibah/master

adding pandas solution as a reference to the 'means of subsets' exercise
2016-10-04 20:59:48 +02:00
parent 44b5e1e940 9e3eb1d1dd
commit 66de752cad
2 changed files with 9 additions and 1 deletions
--- a/exercises.md
+++ b/exercises.md
@@ -718,6 +718,10 @@ D_sums = np.bincount(S, weights=D)
 D_counts = np.bincount(S)
 D_means = D_sums / D_counts
 print(D_means)
+
+# Pandas solution as a reference due to more intuitive code
+import pandas as pd
+print(pd.Series(D).groupby(S).mean())
 ```

 #### 69. How to get the diagonal of a dot product? (★★★)