teste

import matplotlib as mpl
from mpl_toolkits.mplot3d import Axes3D
import numpy as np
import matplotlib.pyplot as plt

mpl.rcParams['legend.fontsize'] = 10

FILE_NAME = 'posição-w1.txt'

f = open(FILE_NAME, 'r')

x = []
y = []
z = []

for line in f.readlines():
    coordenadas = line.split('\t')
    x.append(float(coordenadas[0]))
    y.append(float(coordenadas[1]))
    z.append(float(coordenadas[2]))

fig = plt.figure()
ax = fig.gca(projection='3d')

ax.plot(x, y, z, label='trajetoria')
ax.set(xlabel='x', ylabel='y', zlabel='z')
ax.legend()

plt.show()