import numpy as np
from pyglplot import line
# Create a Line object
LINE_SIZE = 2000
LINE_NUMBER = 1
plot_line = line.Line(LINE_SIZE, LINE_NUMBER)
x = np.linspace(-1, 1, LINE_SIZE)
y = np.sin(np.pi*x)
# Add data to the line
plot_line.update_color(0, [255, 0, 255])
plot_line.update_line_xy(0, x, y)
plot_line.run()

import numpy as np
from pyglplot import line
# Create a Line object
LINE_SIZE = 2000
LINE_NUMBER = 1
plot_line = line.Line(LINE_SIZE, LINE_NUMBER)
x = np.linspace(-1, 1, LINE_SIZE)
y = np.sin(np.pi*x)
# Add data to the line
plot_line.update_color(0, [255, 0, 255])
plot_line.update_line_xy(0, x, y)
def update():
    y = 0.5*np.sin(np.pi*x) + np.random.rand(LINE_SIZE) * 0.1
    plot_line.update_line_y(0, y)
plot_line.run(update)