def from_string(value, zerofillers=None, onefillers=None, row_sep=';'):
"""Make Matrix object from string `value`."""
if not value:
return Matrix()
try:
row_str_list = [lex for lex in value.split(row_sep) if lex != '']
except AttributeError:
raise TypeError('expected `value` is string, but got '
'{}'.format(type(value)))
return Matrix((vector.from_string(
row, onefillers=onefillers, zerofillers=zerofillers).value
for row in row_str_list), max(len(s) for s in row_str_list))
def __make_row_from_value(self, value):
"""Make row from value of various type."""
try:
value = value.value
new_row = vector.Vector(value, self._ncolumns)
except AttributeError:
if isinstance(value, int):
new_row = vector.Vector(value, self._ncolumns)
elif isinstance(value, str):
new_row = vector.from_string(value)
new_row.set_length(self._ncolumns)
else:
new_row = vector.from_iterable(value)
new_row.set_length(self._ncolumns)
return new_row
def test_make_vector_from_string(self):
"""Test make vector from string."""
vec = vector.from_string('*1&11-0110|*1-',
onefillers='&|',
zerofillers='*-')
self.assertEqual(int(vec), 0b01111001101010)