import pandas as pd
from datetime import datetime

for i, row in dh.iterrows():
    for j in range(45314):

        if dh.iat[i,0].value==larceny.iat[j,0].value:
                dh.iat[i,5]=1
                print("Larceny")
                print(i,j)
                print(dh.iat[i,0],larceny.iat[j,0])
                print(dh.iat[i,0].value,larceny.iat[j,0].value,'nn')