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# mode: run
# tag: condexpr
# ticket: 5197
cimport cython
cdef class Foo:
cdef dict data
def __repr__(self):
return '<Foo>'
cpdef test_type_cast(Foo obj, cond):
"""
# Regression test: obj must be cast to (PyObject *) here
>>> test_type_cast(Foo(), True)
[<Foo>]
>>> test_type_cast(Foo(), False)
<Foo>
"""
return [obj] if cond else obj
cdef func(Foo foo, dict data):
return foo, data
@cython.test_fail_if_path_exists('//PyTypeTestNode')
def test_cpp_pyobject_cast(Foo obj1, Foo obj2, cond):
"""
>>> test_cpp_pyobject_cast(Foo(), Foo(), True)
(<Foo>, None)
"""
return func(obj1 if cond else obj2, obj1.data if cond else obj2.data)
def test_charptr_coercion(x):
"""
>>> print(test_charptr_coercion(True))
abc
>>> print(test_charptr_coercion(False))
def
"""
cdef char* s = b'abc' if x else b'def'
return s.decode('ascii')
def test_syntax():
"""
>>> test_syntax()
(0, 0, 0)
"""
# Py3 allows the 'else' keyword to directly follow a number
x = 0 if 1else 1
y = 0 if 1.0else 1
z = 0 if 1.else 1
return x, y, z
from libc cimport math
def test_cfunc_ptrs(double x, bint round_down):
"""
>>> test_cfunc_ptrs(2.5, round_down=True)
2.0
>>> test_cfunc_ptrs(2.5, round_down=False)
3.0
"""
return (math.floor if round_down else math.ceil)(x)
def performance_gh5197(patternsList):
"""
>>> performance_gh5197([]) # do not actually run anything, just see that things work at all
"""
# Coercing the types in nested conditional expressions used to slow down exponentially.
# See https://github.com/cython/cython/issues/5197
import re
matched=[]
for _ in range(len(patternsList)):
try:
matched.append(patternsList[_].split('|')[-1].split('/')[-1] + 'pattr1' if re.search('^SomeString.*EndIng$')\
else patternsList[_].split('|a')[-1].split('/a')[-1] + 'pattr2' if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|a')[-1].split('/a')[-1] + 'pattr2' if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
# else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
# else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
# else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
# else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
# else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
# else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
# else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] if re.search('^SomeOtherString.?Number.*EndIng$')\
else patternsList[_].split('|b')[-1].split('/b')[-1] + 'pattr2' + patternsList[_].split('/')[-1].split('//')[-1] )
except Exception as e:
matched.append('Error at Indx:%s-%s' %(_, patternsList[_]))
cdef accept_int(int x):
return x
def test_mixed_int_bool_coercion(x):
"""
https://github.com/cython/cython/issues/5731
>>> test_mixed_int_bool_coercion(None)
0
>>> test_mixed_int_bool_coercion(5)
5
"""
return accept_int(False if x is None else x)
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