hist_bar.py

import matplotlib.pyplot as plt
import numpy as np
from collections import Counter


# hist
m = np.asarray([2058, 2059, 2058, 2100, 2100, 2102, 2101, 2058, 2059, 2100])
print sorted(Counter(m).items())

plt.subplot(211)
plt.hist(m, bins=45)

# bar
x = []
y = []
label = []
for k, v in sorted(Counter(m).items()):
    x.append(len(y))
    y.append(v)
    label.append(k)

plt.subplot(212)
plt.bar(x, y, align='center')
plt.xticks(x, label)

plt.show()