Horizontal violinplot

# libraries & dataset
import seaborn as sns
import matplotlib.pyplot as plt
# set a grey background (use sns.set_theme() if seaborn version 0.11.0 or above) 
sns.set(style="darkgrid")
df = sns.load_dataset('iris')
 
# Just switch x and y
sns.violinplot(y=df["species"], x=df["sepal_length"])
plt.show()