Author: Brian Kearns <bdkea...@gmail.com>
Branch:
Changeset: r69319:f2ff6d660efd
Date: 2014-02-23 19:17 -0500
http://bitbucket.org/pypy/pypy/changeset/f2ff6d660efd/
Log: fix ndarray.astype(S0)
diff --git a/pypy/module/micronumpy/interp_numarray.py
b/pypy/module/micronumpy/interp_numarray.py
--- a/pypy/module/micronumpy/interp_numarray.py
+++ b/pypy/module/micronumpy/interp_numarray.py
@@ -572,6 +572,10 @@
if new_dtype.num == NPY.VOID:
raise oefmt(space.w_NotImplementedError,
"%s.astype(%s) not implemented yet", cur_dtype.name,
new_dtype.name)
+ if new_dtype.num == NPY.STRING and new_dtype.size == 0:
+ if cur_dtype.num == NPY.STRING:
+ new_dtype = interp_dtype.variable_dtype(space,
+ 'S' + str(cur_dtype.size))
impl = self.implementation
if isinstance(impl, scalar.Scalar):
return W_NDimArray.new_scalar(space, new_dtype, impl.value)
diff --git a/pypy/module/micronumpy/test/test_numarray.py
b/pypy/module/micronumpy/test/test_numarray.py
--- a/pypy/module/micronumpy/test/test_numarray.py
+++ b/pypy/module/micronumpy/test/test_numarray.py
@@ -2102,6 +2102,7 @@
assert a[2] == 3.0
a = array('123')
+ assert a.astype('S0').dtype == 'S3'
assert a.astype('i8') == 123
a = array('abcdefgh')
exc = raises(ValueError, a.astype, 'i8')
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