def reset_dupe_index(df, ind_name):
	"""
	Reset index and rename duplicate index column

	Parameters:
		df (pandas DataFrame): DataFrame to reset index
		ind_name (str): Name of column to reset

	Returns:
		df (pandas DataFrame): DataFrame with reset duplicate index
	"""
	df.rename({ind_name: ind_name+'_back'}, inplace=True, axis=1)
	df.reset_index(inplace=True)
	return(df)