Matplotlib是Python中的一个库,它是数字的-NumPy库的数学扩展。轴类包含大多数图形元素:Axis,Tick,Line2D,Text,Polygon等,并设置坐标系。 Axes实例通过callbacks属性支持回调。
matplotlib.axes.Axes.get_yticklabels()函数
matplotlib库的axiss模块中的Axes.get_yticklabels()函数用于返回y刻度作为位置列表。
用法: Axes.get_yticks(self, minor=False)
参数:此方法接受以下参数。
- minor:此参数用于设置主要刻度线还是设置次要刻度线
返回值:此方法不返回任何值
以下示例说明了matplotlib.axes中的matplotlib.axes.Axes.get_yticklabels()函数:
范例1:
# Implementation of matplotlib function
import matplotlib.pyplot as plt
import matplotlib.transforms as mtransforms
fig, ax = plt.subplots()
ax.plot(range(12, 24), range(12))
ax.set_yticks((2, 5, 7, 10))
ax.set_yticklabels(("Label-1", "Label-2",
"Label-3", "Label-4"))
w = ax.get_yticklabels()
ax.text(16, 10, "yticklabels values:",
fontweight ="bold")
x = 10
for i in list(w):
ax.text(16, x-1, str(i), fontweight ="bold")
x-= 1
fig.suptitle('matplotlib.axes.Axes.get_yticklabels()\
function Example\n\n', fontweight ="bold")
plt.show()
输出:
范例2:
# Implementation of matplotlib function
import matplotlib.pyplot as plt
import numpy as np
import matplotlib.mlab as mlab
import matplotlib.gridspec as gridspec
fs = 1000
t = np.linspace(0, 0.3, 301)
A = np.array([2, 8]).reshape(-1, 1)
f = np.array([150, 140]).reshape(-1, 1)
xn = (A * np.sin(2 * np.pi * f * t)).sum(axis = 0)
xn += 5 * np.random.randn(*t.shape)
fig, ax = plt.subplots()
yticks = [-40, -15, 10]
ax.psd(xn, NFFT = 301,
Fs = fs,
window = mlab.window_none,
pad_to = 1024,
scale_by_freq = True)
ax.set_yticks(yticks)
ax.set_yticklabels(("Low-1", "High", "Low-2"))
ax.grid(True)
w = ax.get_yticklabels()
ax.text(200, 8, "yticklabels values:",
fontweight ="bold")
x = 8
for i in list(w):
ax.text(200, x-3, str(i), fontweight ="bold")
x-= 3
fig.suptitle('matplotlib.axes.Axes.get_yticklabels()\
function Example\n\n', fontweight ="bold")
plt.show()
输出:
相关用法
注:本文由纯净天空筛选整理自SHUBHAMSINGH10大神的英文原创作品 Matplotlib.axes.Axes.get_yticklabels() in Python。非经特殊声明,原始代码版权归原作者所有,本译文未经允许或授权,请勿转载或复制。