черновик

Dictonary

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import csv
d = {}
infil = open('lemma-freq.csv', 'r')
i = 0
for rw in csv.reader(infil, delimiter = ';'):
	key = rw[0]
	value = rw[1]
	d[key]= value
	i = i+1
	if i%100000 == 0:
		print i
        if i  == 1000000:
    	    break
#print len(d)

infil.close()
infile = open('mat.csv', 'r')
outfile = open('outmat.csv','w')
writer = csv.writer(outfile,delimiter = ';')
for row in csv.reader(infile,delimiter = ';'):
    freq = d.get(row[0],"-2")
    row.append(freq)
    writer.writerow(row)
    #print row[0], row[1], row[2],freq 
infile.close()
outfile.close()
    #print outfile,freq, row[0], row[1],row[2], 	
	#здесь в lemm буду искать частоту (в этом цикле)
# 	print row[0], row[1]
# 	    #for s in row:
# 	    	#print s 
#     #table.append(row)
# infile.close()