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📜  Python中的 Matplotlib.axis.Axis.set_ticks()函数

📅  最后修改于: 2022-05-13 01:55:00.669000             🧑  作者: Mango

Python中的 Matplotlib.axis.Axis.set_ticks()函数

Matplotlib是Python中的一个库,它是 NumPy 库的数值数学扩展。它是Python中用于二维数组图的惊人可视化库,用于处理更广泛的 SciPy 堆栈。

Matplotlib.axis.Axis.set_ticks()函数

matplotlib 库的 axis 模块中的Axis.set_ticks()函数用于设置序列刻度中刻度线的位置。

以下示例说明了 matplotlib.axis 中的 matplotlib.axis.Axis.set_ticks()函数:

示例 1:

Python3
# Implementation of matplotlib function
from matplotlib.axis import Axis
import matplotlib.pyplot as plt
import numpy as np 
  
fig = plt.figure()
  
x = np.linspace(0,2*np.pi,100)
y = 2*np.sin(x)
  
ax = fig.add_subplot()
ax.plot(x,y)
ax.yaxis.set_ticks([1,2,3,4,5,6,7])  
  
ax.grid() 
  
fig.suptitle("""matplotlib.axis.Axis.set_ticks()
function Example\n""", fontweight ="bold")  
    
plt.show()


Python3
# Implementation of matplotlib function
from matplotlib.axis import Axis
import matplotlib.pyplot as plt
import numpy as np 
  
fig = plt.figure()
x = np.linspace(-np.pi, np.pi, 100)
y = 2 * np.sin(x)
  
ax = fig.add_subplot()
ax.set_title('centered spines')
ax.plot(x, y)
  
ax.spines['left'].set_position('center')
ax.spines['right'].set_color('none')
ax.spines['bottom'].set_position('center')
ax.spines['top'].set_color('none')
  
ax.xaxis.set_ticks_position('bottom')
ax.yaxis.set_ticks_position('left')
ax.xaxis.set_ticks([-3, -2.5, -2, -1.5, -1,
                    -0.5, 0, 0.5, 1, 1.5,
                    2, 2.5, 3])
  
ax.grid() 
  
fig.suptitle("""matplotlib.axis.Axis.set_ticks()
function Example\n""", fontweight ="bold")  
    
plt.show()


输出:

示例 2:

Python3

# Implementation of matplotlib function
from matplotlib.axis import Axis
import matplotlib.pyplot as plt
import numpy as np 
  
fig = plt.figure()
x = np.linspace(-np.pi, np.pi, 100)
y = 2 * np.sin(x)
  
ax = fig.add_subplot()
ax.set_title('centered spines')
ax.plot(x, y)
  
ax.spines['left'].set_position('center')
ax.spines['right'].set_color('none')
ax.spines['bottom'].set_position('center')
ax.spines['top'].set_color('none')
  
ax.xaxis.set_ticks_position('bottom')
ax.yaxis.set_ticks_position('left')
ax.xaxis.set_ticks([-3, -2.5, -2, -1.5, -1,
                    -0.5, 0, 0.5, 1, 1.5,
                    2, 2.5, 3])
  
ax.grid() 
  
fig.suptitle("""matplotlib.axis.Axis.set_ticks()
function Example\n""", fontweight ="bold")  
    
plt.show()

输出: