How to add black border to matplotlib 2.0 `ax` object In Python 3?

Question

I\'ve been using style sheets in matplotlib lately. I really like how clean the seaborn-white looks and I want to be able to add the border to other s

Answer 1

The difference between the seaborn-whitegrid and the seaborn-white styles are

seaborn-whitegrid

axes.grid: True
axes.edgecolor: .8
axes.linewidth: 1

seaborn-white

axes.grid: False
axes.edgecolor: .15
axes.linewidth: 1.25

The following will thus provide identical plots:

import matplotlib.pyplot as plt
import pandas as pd
import numpy  as np
from collections import *

Se_data = pd.Series(Counter(np.random.randint(0,10,100)))
with plt.style.context("seaborn-whitegrid"):
    plt.rcParams["axes.edgecolor"] = "0.15"
    plt.rcParams["axes.linewidth"]  = 1.25
    fig, ax = plt.subplots()
    Se_data.plot(kind="barh", ax=ax, title="No Border")
with plt.style.context("seaborn-white"):
    plt.rcParams["axes.grid"] = True
    fig, ax = plt.subplots()
    Se_data.plot(kind="barh", ax=ax, title="With Border")