Solution to Project Euler Problem 17 in Python

pe_017.py

num_word_dict={1:len("one"),2:len("two"),3:len("three"),
4:len("four"),5:len("five"), 6:len("six"),7:len("seven"),
8:len("eight"),9:len("nine"),10:len("ten"),11:len("eleven"),
12:len("twelve"),13:len("thirteen"),14:len("fourteen"),
15:len("fifteen"),16:len("sixteen"),17:len("seventeen"),
18:len("eighteen"),19:len("nineteen"),20:len("twenty"),
30:len("thirty"),40:len("fourty"),50:len("fifty"),
60:len("sixty"),70:len("seventy"),80:len("eighty"),
90:len("ninety"),100:len("onehundred"),200:len("twohundred"),
300:len("threehundred"),400:len("fourhundred"),
500:len("fivehundred"),600:len("sixhundred"),700:len("sevenhundred"),
800:len("eighthundred"),900:len("ninehundred"),1000:len("onethousand")}

sum=0
for x in range(1,1001):
	s_sum=sum
	if len(str(x))==4: sum+=num_word_dict[1000]
	elif len(str(x))==3:
		hundreds=int(str(x)[0]+"00")
		if x%100!=0: sum+=num_word_dict[hundreds]+3
		else: sum+=num_word_dict[hundreds]
		tens=int(str(x)[1]+"0")
		if tens!=00: sum+=num_word_dict[tens]
		ones=int(str(x)[2])
		if ones!=0: sum+=num_word_dict[ones]
	elif len(str(x))==2 and str(x)[0]!="1":
		tens=int(str(x)[0]+"0")
		if tens!=00: sum+=num_word_dict[tens]
		ones=int(str(x)[1])
		if ones!=0: sum+=num_word_dict[ones]
	elif len(str(x))==2 and str(x)[0]=="1":
		sum+=num_word_dict[x]
	else:
		sum+=num_word_dict[x] 
	print x,sum,sum-s_sum

print sum

21188 doesn't work