我有一个情节:

但我希望刻度线位于零轴(如正常图形中所示)。我已经看到了这个例子,也这个例子,但我有问题:
如果我尝试:
import matplotlib.pyplot as plt
import numpy as np
def f(t):
A = 2409.505
rho = 0.3260
C = 0.00
if C == 0.0:
return (A*np.exp(-t/rho))
else:
return (A*np.exp(-t/rho)) - (C/r**6)
t1 = np.arange(0, 15, 0.01)
plt.xlim(-1, 16)
plt.ylim(-500, 2500)
plt.spines['left'].setposition('0')
plt.spines['bottom'].setposition('0')
plt.plot(t1, f(t1), 'b', linewidth = '1.5')
plt.tick_params(top = 'off', right = 'off')
plt.grid(linestyle = '--', linewidth = 0.05)
plt.show()
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我得到错误:
Traceback (most recent call last):
File "C:\Users\Rebecca\Downloads\pyplot_simple.py", line 16, in <module>
plt.spines['left'].setposition('0')
AttributeError: 'module' object has no attribute 'spines'
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如果我尝试:
import matplotlib.pyplot as plt
import numpy as np
def f(t):
A = 2409.505
rho = 0.3260
C = 0.00
if C == 0.0:
return (A*np.exp(-t/rho))
else:
return (A*np.exp(-t/rho)) - (C/r**6)
t1 = np.arange(0, 15, 0.01)
plt.xlim(-1, 16)
plt.ylim(-500, 2500)
plt.axis['xzero'].set_axisline_style('-')
plt.axis['xzero'].set_visible(True)
plt.spines['bottom'].setposition('0')
plt.plot(t1, f(t1), 'b', linewidth = '1.5')
plt.tick_params(top = 'off', right = 'off')
plt.grid(linestyle = '--', linewidth = 0.05)
plt.show()
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我得到错误:
Traceback (most recent call last):
File "C:\Users\Rebecca\Downloads\pyplot_simple.py", line 16, in <module>
plt.axis['xzero'].set_axisline_style('-')
TypeError: 'function' object is not subscriptable
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我真的很困惑,我毫不怀疑,我再次失去了一些东西真的很明显,所以任何帮助将是非常感激地收到
干杯
尝试这个:
plt.gca().spines['bottom'].set_position(('data',0))
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