import numpy as np
import os
import xml.etree.ElementTree as ET

dir = '/Users/schimmt/Documents/Multis/studies/InstrumentedUltrasound/dat/MULTIS062-1/TimeSynchronization/'
XML_list = os.listdir(dir)
dT_list = []
for delta_t_file in XML_list:

    doc1 = ET.parse(dir + delta_t_file)
    root1 = doc1.getroot()
    loc1 = root1.find("Location")
    dT_str = loc1.find("dT").text
    dT = float(dT_str)
    # print dT

    dT_list.append(dT)