categorical object to integer pandas code example
Example 1: pandas categorical to numeric
#this will label the different catagories as 0,1,2,3....
dataset["sex"] = dataset["sex"].astype('category').cat.codes
Example 2: using df.astype to select categorical data and numerical data
df = pd.DataFrame({'vertebrates': ['Bird', 'Bird', 'Mammal', 'Fish', 'Amphibian', 'Reptile', 'Mammal']})
df.vertebrates.astype("category").cat.codes