Commit d69dace7 authored by Simeon Doetsch's avatar Simeon Doetsch

Use numpy.memmap instead of numpy.ndarray for slicing from disk

parent 4dc50a6b
......@@ -62,13 +62,14 @@ class PlutoData(object):
# byte offset of variable in dbl file
offset = self.charsize * self.size * self.vars.index(var)
elif self.file_mode == 'multiple':
filename = "{var}.{:04d}.{srmat}".format(var=var, n=self.n, format=self.format)
filename = "{var}.{:04d}.{format}".format(var=var, n=self.n, format=self.format)
offset = 0
with open(os.path.join(self.wdir, filename), 'rb') as f:
shape = tuple(reversed(self.data_shape))[var] = np.fromfile(f, dtype=self.binformat, count=self.size).reshape(shape).T
shape = tuple(reversed(self.data_shape))[var] = np.memmap(os.path.join(self.wdir, filename), dtype=self.binformat,
mode='c', offset=offset, shape=shape).T
setattr(self, var,[var])
def _latex(self, coord: str, tags: bool=True) -> str:
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