diff --git a/twin_plot_qt.py b/twin_plot_qt.py
index 6e7dc51..b23335d 100644
--- a/twin_plot_qt.py
+++ b/twin_plot_qt.py
@@ -1,5 +1,4 @@
 import sys
-import random
 import importlib
 import csv
 import xml.etree.ElementTree as ET # Creating/parsing XML file
@@ -97,9 +96,6 @@ class DynamicPlot(QtWidgets.QMainWindow):
         super(MainWindow, self).__init__(*args, **kwargs)
         self.canvas = MplCanvas(self, width=5, height=4, dpi=100)
         self.setCentralWidget(self.canvas)
-        n_data = 50
-        # self.xdata = list(range(n_data))
-        # self.ydata = [random.randint(0, 10) for i in range(n_data)]
         self.xdata = [0]
         self.ydata = [0]
         self.update_plot()
diff --git a/twin_plot_wx.py b/twin_plot_wx.py
index b3e9956..e5fd932 100644
--- a/twin_plot_wx.py
+++ b/twin_plot_wx.py
@@ -1,5 +1,4 @@
 import sys
-import random
 import importlib
 import csv
 import xml.etree.ElementTree as ET # Creating/parsing XML file
@@ -9,8 +8,6 @@ import matplotlib
 from matplotlib.figure import Figure
 from matplotlib.backends.backend_wxagg import (FigureCanvasWxAgg as FigureCanvas, NavigationToolbar2WxAgg as NavigationToolbar)
 
-import numpy as np
-
 ###############################################################################
 # twin_plot_wx.py
 # @title: Visualisation des données (wxPython + Matplotlib)