import plotly.express as px
from quantfinlib.sim import OrnsteinUhlenbeck

model = OrnsteinUhlenbeck(mean=4, mrr=2, vol=1)
paths = model.path_sample(x0=1, label_start='2020-01-01', label_freq='B', num_steps=252, num_paths=10)

fig = px.line(paths)
fig.show()