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Updated stv.py with UTF-8 Support #2

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Updated stv.py with UTF-8 Support #2

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38 changes: 26 additions & 12 deletions stv.py
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Original file line number Diff line number Diff line change
Expand Up @@ -512,6 +512,21 @@ def count_stv(ballots, seats,

return elected, vote_count

# Opens file with the proper encoding
def auto_open(filename):
try:
temp = open(filename, encoding='utf-8', errors='strict')
for line in temp:
pass
#print("UTF-8 file detected, opening as UTF-8")
opened_file = open(filename, encoding='utf-8')
return opened_file
except UnicodeDecodeError:
#print("ANSI file detected, opening as ANSI")
opened_file = open(filename)
return opened_file


if __name__ == "__main__":
parser = argparse.ArgumentParser(description='Perform STV')
parser.add_argument('-b', '--ballots', default='sys.stdin',
Expand Down Expand Up @@ -541,7 +556,7 @@ def count_stv(ballots, seats,
ballots = []
ballots_file = sys.stdin
if args.ballots_file != 'sys.stdin':
ballots_file = open(args.ballots_file)
ballots_file = auto_open(args.ballots_file)
ballots_reader = csv.reader(ballots_file, delimiter=',',
quotechar='"',
skipinitialspace=True)
Expand All @@ -554,17 +569,16 @@ def count_stv(ballots, seats,
constituency_map = {}
constituencies = {}
if args.constituencies_file:
with open(args.constituencies_file) as constituencies_file:
constituencies_reader = csv.reader(constituencies_file,
delimiter=',',
quotechar='"',
skipinitialspace=True)
for constituency in constituencies_reader:
constituency_name = constituency[0]
constituency_size = int(constituency[1])
constituencies[constituency_name] = constituency_size
for candidate in constituency[2:]:
constituency_map[candidate] = constituency_name
constituencies_reader = csv.reader(auto_open(args.constituencies_file),
delimiter=',',
quotechar='"',
skipinitialspace=True)
for constituency in constituencies_reader:
constituency_name = constituency[0]
constituency_size = int(constituency[1])
constituencies[constituency_name] = constituency_size
for candidate in constituency[2:]:
constituency_map[candidate] = constituency_name

if args.quota_module:
module = importlib.import_module(args.quota_module)
Expand Down