feat: add python onehot script

Author: mesejo

benches/pandas_onehot.py

@@ -0,0 +1,16 @@
+import pandas as pd
+
+df = pd.read_csv('data/mushrooms.csv')
+
+
+def onehot(df):
+    X = pd.get_dummies(df)
+    return X
+
+
+if __name__ == "__main__":
+    import timeit
+
+    iterations = 1000
+    seconds = timeit.timeit(lambda: onehot(df), number=iterations) / iterations
+    print(f"{seconds * 1000} ms")