C///

\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// """ Test the scalar constructors, which also do type-coercion """ import pytest import numpy as np from numpy.testing import ( assert_equal, assert_almost_equal, assert_warns, ) class TestFromString: def test_floating(self): # Ticket #640, floats from string fsingle = np.single('1.234') fdouble = np.double('1.234') flongdouble = np.longdouble('1.234') assert_almost_equal(fsingle, 1.234) assert_almost_equal(fdouble, 1.234) assert_almost_equal(flongdouble, 1.234) def test_floating_overflow(self): """ Strings containing an unrepresentable float overflow """ fhalf = np.half('1e10000') assert_equal(fhalf, np.inf) fsingle = np.single('1e10000') assert_equal(fsingle, np.inf) fdouble = np.double('1e10000') assert_equal(fdouble, np.inf) flongdouble = assert_warns(RuntimeWarning, np.longdouble, '1e10000') assert_equal(flongdouble, np.inf) fhalf = np.half('-1e10000') assert_equal(fhalf, -np.inf) fsingle = np.single('-1e10000') assert_equal(fsingle, -np.inf) fdouble = np.double('-1e10000') assert_equal(fdouble, -np.inf) flongdouble = assert_warns(RuntimeWarning, np.longdouble, '-1e10000') assert_equal(flongdouble, -np.inf) class TestExtraArgs: def test_superclass(self): # try both positional and keyword arguments s = np.str_(b'\\x61', encoding='unicode-escape') assert s == 'a' s = np.str_(b'\\x61', 'unicode-escape') assert s == 'a' # previously this would return '\\xx' with pytest.raises(UnicodeDecodeError): np.str_(b'\\xx', encoding='unicode-escape') with pytest.raises(UnicodeDecodeError): np.str_(b'\\xx', 'unicode-escape') # superclass fails, but numpy succeeds assert np.bytes_(-2) == b'-2' def test_datetime(self): dt = np.datetime64('2000-01', ('M', 2)) assert np.datetime_data(dt) == ('M', 2) with pytest.raises(TypeError): np.datetime64('2000', garbage=True) def test_bool(self): with pytest.raises(TypeError): np.bool_(False, garbage=True) def test_void(self): with pytest.raises(TypeError): np.void(b'test', garbage=True) class TestFromInt: def test_intp(self): # Ticket #99 assert_equal(1024, np.intp(1024)) def test_uint64_from_negative(self): with pytest.warns(DeprecationWarning): assert_equal(np.uint64(-2), np.uint64(18446744073709551614)) int_types = [np.byte, np.short, np.intc, np.int_, np.longlong] uint_types = [np.ubyte, np.ushort, np.uintc, np.uint, np.ulonglong] float_types = [np.half, np.single, np.double, np.longdouble] cfloat_types = [np.csingle, np.cdouble, np.clongdouble] class TestArrayFromScalar: """ gh-15467 """ def _do_test(self, t1, t2): x = t1(2) arr = np.array(x, dtype=t2) # type should be preserved exactly if t2 is None: assert arr.dtype.type is t1 else: assert arr.dtype.type is t2 @pytest.mark.parametrize('t1', int_types + uint_types) @pytest.mark.parametrize('t2', int_types + uint_types + [None]) def test_integers(self, t1, t2): return self._do_test(t1, t2) @pytest.mark.parametrize('t1', float_types) @pytest.mark.parametrize('t2', float_types + [None]) def test_reals(self, t1, t2): return self._do_test(t1, t2) @pytest.mark.parametrize('t1', cfloat_types) @pytest.mark.parametrize('t2', cfloat_types + [None]) def test_complex(self, t1, t2): return self._do_test(t1, t2) @pytest.mark.parametrize("length", [5, np.int8(5), np.array(5, dtype=np.uint16)]) def test_void_via_length(length): res = np.void(length) assert type(res) is np.void assert res.item() == b"\0" * 5 assert res.dtype == "V5" @pytest.mark.parametrize("bytes_", [b"spam", np.array(567.)]) def test_void_from_byteslike(bytes_): res = np.void(bytes_) expected = bytes(bytes_) assert type(res) is np.void assert res.item() == expected # Passing dtype can extend it (this is how filling works) res = np.void(bytes_, dtype="V100") assert type(res) is np.void