Matplotlib是Python中的一個庫,它是數字的-NumPy庫的數學擴展。 Pyplot是Matplotlib模塊的基於狀態的接口,該模塊提供了MATLAB-like接口。
matplotlib.pyplot.inferno()函數:
matplotlib庫的pyplot模塊中的inferno()函數用於將顏色映射設置為“inferno”。
用法: matplotlib.pyplot.inferno()
參數:此方法不接受任何參數。
返回:此方法不返回任何值。
以下示例說明了matplotlib.pyplot中的matplotlib.pyplot.inferno()函數:
範例1:
# Implementation of matplotlib function
import matplotlib.pyplot as plt
import matplotlib.tri as tri
import numpy as np
ang = 40
rad = 10
radm = 0.35
radii = np.linspace(radm, 0.95, rad)
angles = np.linspace(0, 4 * np.pi, ang)
angles = np.repeat(angles[..., np.newaxis], rad, axis = 1)
angles[:, 1::2] += np.pi / ang
x = (radii * np.cos(angles)).flatten()
y = (radii * np.sin(angles)).flatten()
z = (np.sin(4 * radii) * np.cos(4 * angles)).flatten()
triang = tri.Triangulation(x, y)
triang.set_mask(np.hypot(x[triang.triangles].mean(axis = 1),
y[triang.triangles].mean(axis = 1))
< radm)
tpc = plt.tripcolor(triang, z, shading ='flat')
plt.colorbar(tpc)
plt.inferno()
plt.title('matplotlib.pyplot.inferno() function Example',
fontweight ="bold")
plt.show()
輸出:
範例2:
# Implementation of matplotlib function
import matplotlib.pyplot as plt
import numpy as np
from matplotlib.colors import LogNorm
dx, dy = 0.015, 0.05
x = np.arange(-3.0, 3.0, dx)
y = np.arange(-3.0, 3.0, dy)
X, Y = np.meshgrid(x, y)
extent = np.min(x), np.max(x), np.min(y), np.max(y)
Z1 = np.add.outer(range(6), range(6)) % 2
plt.imshow(Z1, cmap ="binary_r", interpolation ='nearest',
extent = extent, alpha = 1)
def geeks(x, y):
return (1 - x / 2 + x**5 + y**6) * np.exp(-(x**2 + y**2))
Z2 = geeks(X, Y)
plt.imshow(Z2, alpha = 0.7, interpolation ='bilinear',
extent = extent)
plt.inferno()
plt.title('matplotlib.pyplot.inferno() function Example',
fontweight ="bold")
plt.show()
輸出:
相關用法
注:本文由純淨天空篩選整理自SHUBHAMSINGH10大神的英文原創作品 matplotlib.pyplot.inferno() in Python。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。