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-rw-r--r--src/python/doc/persistence_graphical_tools_user.rst2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/python/doc/persistence_graphical_tools_user.rst b/src/python/doc/persistence_graphical_tools_user.rst
index d95b9d2b..e1d28c71 100644
--- a/src/python/doc/persistence_graphical_tools_user.rst
+++ b/src/python/doc/persistence_graphical_tools_user.rst
@@ -60,7 +60,7 @@ of shape (N x 2) encoding a persistence diagram (in a given dimension).
import matplotlib.pyplot as plt
import gudhi
import numpy as np
- d = np.array([[0, 1], [1, 2], [1, np.inf]])
+ d = np.array([[0., 1.], [1., 2.], [1., np.inf]])
gudhi.plot_persistence_diagram(d)
plt.show()