added missing import

Author: Jawad Chowdhury

BGlib/be/analysis/utils/jc1_be_loop.py

@@ -17,6 +17,7 @@
 from scipy.spatial import ConvexHull
 from scipy.special import erf, erfinv
 import warnings
+from scipy.optimize import curve_fit
 
 # switching32 = np.dtype([('V+', np.float32),
 #                         ('V-', np.float32),