Switch branches/tags
Nothing to show
Find file Copy path
Fetching contributors…
Cannot retrieve contributors at this time
34 lines (27 sloc) 952 Bytes
from collections import OrderedDict
from .country import Country
class Index(object):
Generate index based on the position in bytes
of every letter in the alphabet.
The index is stored in an OrderedDict.
It's a lazy index, the index is not generated
till the first call.
def __init__(self, country='us'):
self.indices = [] = Country(country)
def __call__(self, letter):
if len(self.indices) == 0:
return self.indices[letter.upper()]
def _generate_index(self):
self.indices = OrderedDict()
with open( as file:
total = file.readline() # Omit headers line
for line in file:
if line[0] not in self.indices:
self.indices[line[0]] = len(total)
total = total + line
if __name__ == "__main__":