[英]python matplotlib.pyplot syntax error
I'm trying to plot a function in python, but every time that I go to test it, it just says: 我试图在python中绘制一个函数,但是每次我去测试它时,它只会说:
"plt.plot(t,V) “ plt.plot(t,V)
^ ^
SyntaxError, invalid syntax" SyntaxError,语法无效”
from __future__ import division
import numpy as np
import matplotlib.pyplot as plt
import math
def someFunction(filename, posx, posy, posz):
//generic code
//to test
//limits...
data = np.genfromtxt(filename,delimiter=",")
i = 0
V = 0
while i < len(data):
q = data[i,0]
x = data[i,1]
y = data[i,2]
z = data[i,3]
r = <some computation>
V += <some computation>
i += 1
return V
def plotFunction(filename):
V = []
t = []
for i in np.arange(0,20,0.1):
t.append(i)
V.append(someFunction(filename,i,i**2+2,i-3)
plt.plot(t,V)
plt.savefig('plot.pdf')
Any help would be really appreciated. 任何帮助将非常感激。
V.append(someFunction(filename,i,i**2+2,i-3))
最后一个右括号缺失
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