More precise pandas stuff

Author: Susan Vanderplas

part-gen-prog/03-data-struct.qmd

@@ -253,10 +253,12 @@ digits_pi[2]
 ```{python series-pandas-2, error = T}
 # Python is 0 indexed - a list of 11 things goes from 0 to 10
 digits_pi[0]
-digits_pi[11] 
+digits_pi[11] # This errors out
 
 # logical indexing works here too
 digits_pi[digits_pi > 3]
+digits_pi.loc[digits_pi > 3]
+
 # simple multiplication works in a vectorized manner
 # that is, the whole vector is multiplied at once
 digits_pi * 2