การสร้างภาพข้อมูลด้วย Matplotlib เบื้องต้น
Ariel Rokem
Data Scientist
,Gold, Silver, Bronze
United States, 137, 52, 67
Germany, 47, 43, 67
Great Britain, 64, 55, 26
Russia, 50, 28, 35
China, 44, 30, 35
France, 20, 55, 21
Australia, 23, 34, 25
Italy, 8, 38, 24
Canada, 4, 4, 61
Japan, 17, 13, 34
medals = pd.read_csv('medals_by_country_2016.csv', index_col=0)fig, ax = plt.subplots()ax.bar(medals.index, medals["Gold"]) plt.show()

fig, ax = plt.subplots() ax.bar(medals.index, medals["Gold"])ax.set_xticklabels(medals.index, rotation=90) ax.set_ylabel("Number of medals")plt.show()

fig, ax = plt.subplots ax.bar(medals.index, medals["Gold"])ax.bar(medals.index, medals["Silver"], bottom=medals["Gold"])ax.set_xticklabels(medals.index, rotation=90) ax.set_ylabel("Number of medals") plt.show()

fig, ax = plt.subplots ax.bar(medals.index, medals["Gold"]) ax.bar(medals.index, medals["Silver"], bottom=medals["Gold"])ax.bar(medals.index, medals["Bronze"], bottom=medals["Gold"] + medals["Silver"])ax.set_xticklabels(medals.index, rotation=90) ax.set_ylabel("Number of medals") plt.show()

fig, ax = plt.subplots
ax.bar(medals.index, medals["Gold"])
ax.bar(medals.index, medals["Silver"], bottom=medals["Gold"])
ax.bar(medals.index, medals["Bronze"],
bottom=medals["Gold"] + medals["Silver"])
ax.set_xticklabels(medals.index, rotation=90)
ax.set_ylabel("Number of medals")
fig, ax = plt.subplots ax.bar(medals.index, medals["Gold"], label="Gold") ax.bar(medals.index, medals["Silver"], bottom=medals["Gold"], label="Silver") ax.bar(medals.index, medals["Bronze"], bottom=medals["Gold"] + medals["Silver"], label="Bronze") ax.set_xticklabels(medals.index, rotation=90) ax.set_ylabel("Number of medals")ax.legend() plt.show()

การสร้างภาพข้อมูลด้วย Matplotlib เบื้องต้น