os.chdir("..")
weather_df = pd.read_csv("C:\Users\admin\Desktop\weatherHistory.csv")
File "<ipython-input-29-7f8013c3f0c4>", line 3
weather_df = pd.read_csv("C:\Users\admin\Desktop\weatherHistory.csv")
^
SyntaxError: (unicode error) 'unicodeescape' codec can't decode bytes in position 2-3: truncated \UXXXXXXXX escape