import pandas as pd
my_list = [(datetime.datetime(2008, 7, 15, 15, 0), 0.134), (datetime.
    datetime(2008, 7, 15, 16, 0), 0.0), (datetime.datetime(2008, 7, 15, 17,
    0), 0.0), (datetime.datetime(2008, 7, 15, 18, 0), 0.0), (datetime.
    datetime(2008, 7, 15, 19, 0), 0.0), (datetime.datetime(2008, 7, 15, 20,
    0), 0.0), (datetime.datetime(2008, 7, 15, 21, 0), 0.0), (datetime.
    datetime(2008, 7, 15, 22, 0), 0.0), (datetime.datetime(2008, 7, 15, 23,
    0), 0.0), (datetime.datetime(2008, 7, 16, 0, 0), 0.0)]
ts = pd.Series(zip(*my_list))
python key value list to panda series