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import csv
import os
import re
class Vector(complex):
def __getitem__(self, index):
if index == 0:
return self.real
if index == 1:
return self.imag
raise IndexError
def _load_from(root):
def _vectors(iterable):
for x, y in iterable:
yield Vector(float(x), float(y))
def _load(filename):
with open(filename, encoding='utf-8') as fp:
reader = csv.reader(fp)
return list(_vectors(reader))
def _files(directory):
for filename in os.listdir(directory):
match = re.match(r"SWI_(-?\d+)\.csv", filename)
if match:
yield int(match.group(1)), os.path.join(directory, filename)
def _first(pair):
return pair[0]
return [(index, _load(path)) for index, path in sorted(_files(root), key=_first)]
INDICES = _load_from(os.path.dirname(os.path.abspath(__file__)))
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