[fix] for KEK machine;

mbtrack2/impedance/impedance_model.py

@@ -8,7 +8,7 @@ from copy import deepcopy
 import matplotlib.pyplot as plt
 import numpy as np
 import pandas as pd
-from matplotlib import colormaps
+#from matplotlib import colormaps
 from mpl_toolkits.axes_grid1.inset_locator import inset_axes
 from scipy.integrate import trapz
 from scipy.interpolate import interp1d