用 SeaBorn 建立點圖 – Python Pandas


seaborn.pointplot() 用於建立點圖。假設我們的資料集採用了 CSV 檔案形式 - Cricketers.csv

首先,匯入所需的 3 個庫 -

import seaborn as sb
import pandas as pd
import matplotlib.pyplot as plt

將資料從 CSV 檔案載入至 Pandas DataFrame 中 -

dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv")

使用 Age 和 Weight 列繪製點圖 -

sb.pointplot(x =dataFrame["Age"], y = dataFrame["Weight"], data = dataFrame)

示例

如下是程式碼 -

import seaborn as sb
import pandas as pd
import matplotlib.pyplot as plt

# Load data from a CSV file into a Pandas DataFrame
dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv")

# plotting point plot with Age and Weight column
sb.pointplot(x =dataFrame["Age"], y = dataFrame["Weight"], data = dataFrame)

# label
plt.ylabel("Weight (kgs)")

# display
plt.show()

輸出

將會產生如下輸出 -

示例

讓我們來看另一個設定了 hue 引數的示例 -

import seaborn as sb
import pandas as pd
import matplotlib.pyplot as plt

# Load data from a CSV file into a Pandas DataFrame
dataFrame = pd.read_csv("C:\Users\amit_\Desktop\Cricketers.csv")

# plotting point plot with Age and Weight column
# we have set the hue parameter as Role columns
sb.pointplot(dataFrame['Age'],dataFrame['Weight'], hue=dataFrame['Role'])

# label
plt.ylabel("Weight (kgs)")

# display
plt.show()

輸出

將會產生如下輸出 -

更新時間:01-Oct-2021

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