mpl_to_plotly.py

import matplotlib.pyplot as plt
import plotly.graph_objs as go
import plotly.tools as tls
import numpy as np

fig, ax = plt.subplots()

x = np.linspace(0, 10)
ax.plot(x, np.sin(x), '--', linewidth=2)
ax.plot(x, np.cos(x), '--', linewidth=2)

plotly_fig = tls.mpl_to_plotly(fig)
plotly_fig['layout']['showlegend'] = True

fig = go.Figure(plotly_fig)
fig.show()