Commit 1d19ea12 authored by Robert Bradshaw's avatar Robert Bradshaw

real and imag attributes for complex

parent e49d3c7a
......@@ -2913,6 +2913,8 @@ class AttributeNode(NewTempExprNode):
obj.type.vtabslot_cname, self.member)
else:
return self.member
elif obj.type.is_complex:
return "__Pyx_%s_PART(%s)" % (self.member.upper(), obj_code)
else:
return "%s%s%s" % (obj_code, self.op, self.member)
......
......@@ -713,6 +713,8 @@ class CComplexType(CNumericType):
is_complex = 1
to_py_function = "__pyx_PyObject_from_complex"
has_attributes = 1
scope = None
def __init__(self, real_type):
self.real_type = real_type
......@@ -737,6 +739,14 @@ class CComplexType(CNumericType):
or src_type.is_numeric and self.real_type.assignable_from_resolved_type(src_type)
or src_type is error_type)
def attributes_known(self):
if self.scope is None:
import Symtab
self.scope = Symtab.StructOrUnionScope(self.specalization_name())
self.scope.declare_var("real", self.real_type, None, "real")
self.scope.declare_var("imag", self.real_type, None, "imag")
return True
def create_declaration_utility_code(self, env):
# This must always be run, because a single CComplexType instance can be shared
# across multiple compilations (the one created in the module scope)
......
......@@ -44,10 +44,22 @@ __doc__ = u"""
>>> test_literal()
(5j, (1-2.5j))
>>> test_real_imag(1-3j)
(1.0, -3.0)
>>> test_real_imag(5)
(5.0, 0.0)
>>> test_real_imag(1.5j)
(0.0, 1.5)
>>> test_real_imag_assignment(1, 2)
(1+2j)
>>> test_real_imag_assignment(1.5, -3.5)
(1.5-3.5j)
"""
#cdef extern from "complex.h":
# pass
cdef extern from "complex.h":
pass
cimport cython
......@@ -81,4 +93,12 @@ def test_compare_coerce(double complex a, int b):
def test_literal():
return 5j, 1-2.5j
def test_real_imag(double complex z):
return z.real, z.imag
def test_real_imag_assignment(object a, double b):
cdef double complex z
z.real = a
z.imag = b
return z
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