add library/cpp/actors, ymake build to ydb oss export

1 files changed, 384 insertions, 0 deletions

diff --git a/contrib/tools/cython/Cython/Utility/CppConvert.pyx b/contrib/tools/cython/Cython/Utility/CppConvert.pyx
new file mode 100644
index 00000000000..5f7859dd0ef
--- /dev/null
+++ b/contrib/tools/cython/Cython/Utility/CppConvert.pyx
@@ -0,0 +1,384 @@
+# TODO: Figure out how many of the pass-by-value copies the compiler can eliminate.
+
+
+#################### string.from_py ####################
+
+cdef extern from *:
+    cdef cppclass string "{{type}}":
+        string()
+        string(char* c_str, size_t size)
+    cdef const char* __Pyx_PyObject_AsStringAndSize(object, Py_ssize_t*) except NULL
+
+@cname("{{cname}}")
+cdef string {{cname}}(object o) except *:
+    cdef Py_ssize_t length = 0
+    cdef const char* data = __Pyx_PyObject_AsStringAndSize(o, &length)
+    return string(data, length)
+
+
+#################### string.to_py ####################
+
+#cimport cython
+#from libcpp.string cimport string
+cdef extern from *:
+    cdef cppclass string "{{type}}":
+        char* data()
+        size_t size()
+
+{{for py_type in ['PyObject', 'PyUnicode', 'PyStr', 'PyBytes', 'PyByteArray']}}
+cdef extern from *:
+    cdef object __Pyx_{{py_type}}_FromStringAndSize(const char*, size_t)
+
+@cname("{{cname.replace("PyObject", py_type, 1)}}")
+cdef inline object {{cname.replace("PyObject", py_type, 1)}}(const string& s):
+    return __Pyx_{{py_type}}_FromStringAndSize(s.data(), s.size())
+{{endfor}}
+
+
+#################### vector.from_py ####################
+
+cdef extern from *:
+    cdef cppclass vector "std::vector" [T]:
+        void push_back(T&)
+
+@cname("{{cname}}")
+cdef vector[X] {{cname}}(object o) except *:
+    cdef vector[X] v
+    for item in o:
+        v.push_back(<X>item)
+    return v
+
+
+#################### vector.to_py ####################
+
+cdef extern from *:
+    cdef cppclass vector "const std::vector" [T]:
+        size_t size()
+        T& operator[](size_t)
+
+@cname("{{cname}}")
+cdef object {{cname}}(vector[X]& v):
+    return [v[i] for i in range(v.size())]
+
+
+#################### list.from_py ####################
+
+cdef extern from *:
+    cdef cppclass cpp_list "std::list" [T]:
+        void push_back(T&)
+
+@cname("{{cname}}")
+cdef cpp_list[X] {{cname}}(object o) except *:
+    cdef cpp_list[X] l
+    for item in o:
+        l.push_back(<X>item)
+    return l
+
+
+#################### list.to_py ####################
+
+cimport cython
+
+cdef extern from *:
+    cdef cppclass cpp_list "std::list" [T]:
+        cppclass const_iterator:
+            T& operator*()
+            const_iterator operator++()
+            bint operator!=(const_iterator)
+        const_iterator begin()
+        const_iterator end()
+
+@cname("{{cname}}")
+cdef object {{cname}}(const cpp_list[X]& v):
+    o = []
+    cdef cpp_list[X].const_iterator iter = v.begin()
+    while iter != v.end():
+        o.append(cython.operator.dereference(iter))
+        cython.operator.preincrement(iter)
+    return o
+
+
+#################### set.from_py ####################
+
+cdef extern from *:
+    cdef cppclass set "std::{{maybe_unordered}}set" [T]:
+        void insert(T&)
+
+@cname("{{cname}}")
+cdef set[X] {{cname}}(object o) except *:
+    cdef set[X] s
+    for item in o:
+        s.insert(<X>item)
+    return s
+
+
+#################### set.to_py ####################
+
+cimport cython
+
+cdef extern from *:
+    cdef cppclass cpp_set "std::{{maybe_unordered}}set" [T]:
+        cppclass const_iterator:
+            T& operator*()
+            const_iterator operator++()
+            bint operator!=(const_iterator)
+        const_iterator begin()
+        const_iterator end()
+
+@cname("{{cname}}")
+cdef object {{cname}}(const cpp_set[X]& s):
+    o = set()
+    cdef cpp_set[X].const_iterator iter = s.begin()
+    while iter != s.end():
+        o.add(cython.operator.dereference(iter))
+        cython.operator.preincrement(iter)
+    return o
+
+#################### pair.from_py ####################
+
+cdef extern from *:
+    cdef cppclass pair "std::pair" [T, U]:
+        pair()
+        pair(T&, U&)
+
+@cname("{{cname}}")
+cdef pair[X,Y] {{cname}}(object o) except *:
+    x, y = o
+    return pair[X,Y](<X>x, <Y>y)
+
+
+#################### pair.to_py ####################
+
+cdef extern from *:
+    cdef cppclass pair "std::pair" [T, U]:
+        T first
+        U second
+
+@cname("{{cname}}")
+cdef object {{cname}}(const pair[X,Y]& p):
+    return p.first, p.second
+
+
+#################### map.from_py ####################
+
+cdef extern from *:
+    cdef cppclass pair "std::pair" [T, U]:
+        pair(T&, U&)
+    cdef cppclass map "std::{{maybe_unordered}}map" [T, U]:
+        void insert(pair[T, U]&)
+    cdef cppclass vector "std::vector" [T]:
+        pass
+
+
+@cname("{{cname}}")
+cdef map[X,Y] {{cname}}(object o) except *:
+    cdef dict d = o
+    cdef map[X,Y] m
+    for key, value in d.iteritems():
+        m.insert(pair[X,Y](<X>key, <Y>value))
+    return m
+
+
+#################### map.to_py ####################
+# TODO: Work out const so that this can take a const
+# reference rather than pass by value.
+
+cimport cython
+
+cdef extern from *:
+    cdef cppclass map "std::{{maybe_unordered}}map" [T, U]:
+        cppclass value_type:
+            T first
+            U second
+        cppclass const_iterator:
+            value_type& operator*()
+            const_iterator operator++()
+            bint operator!=(const_iterator)
+        const_iterator begin()
+        const_iterator end()
+
+@cname("{{cname}}")
+cdef object {{cname}}(const map[X,Y]& s):
+    o = {}
+    cdef const map[X,Y].value_type *key_value
+    cdef map[X,Y].const_iterator iter = s.begin()
+    while iter != s.end():
+        key_value = &cython.operator.dereference(iter)
+        o[key_value.first] = key_value.second
+        cython.operator.preincrement(iter)
+    return o
+
+
+#################### complex.from_py ####################
+
+cdef extern from *:
+    cdef cppclass std_complex "std::complex" [T]:
+        std_complex()
+        std_complex(T, T) except +
+
+@cname("{{cname}}")
+cdef std_complex[X] {{cname}}(object o) except *:
+    cdef double complex z = o
+    return std_complex[X](<X>z.real, <X>z.imag)
+
+
+#################### complex.to_py ####################
+
+cdef extern from *:
+    cdef cppclass std_complex "std::complex" [T]:
+        X real()
+        X imag()
+
+@cname("{{cname}}")
+cdef object {{cname}}(const std_complex[X]& z):
+    cdef double complex tmp
+    tmp.real = <double>z.real()
+    tmp.imag = <double>z.imag()
+    return tmp
+
+
+#################### arcadia_TMaybe.from_py ####################
+
+cdef extern from *:
+    cdef cppclass TMaybe [T]:
+        TMaybe()
+        TMaybe(T&)
+        TMaybe& operator =(T&)
+
+@cname("{{cname}}")
+cdef TMaybe[X] {{cname}}(object o) except *:
+    cdef TMaybe[X] result
+    if o is not None:
+        result = <X>o
+    return result
+
+#################### arcadia_TMaybe.to_py ####################
+
+cdef extern from *:
+    cdef cppclass TMaybe [T]:
+        bint Defined()
+        T& GetRef()
+
+@cname("{{cname}}")
+cdef object {{cname}}(const TMaybe[X]& s):
+    if s.Defined():
+        return s.GetRef()
+    return None
+
+
+#################### arcadia_TVector.from_py ####################
+
+cdef extern from *:
+    cdef cppclass TVector [T]:
+        void push_back(T&)
+
+@cname("{{cname}}")
+cdef TVector[X] {{cname}}(object o) except *:
+    cdef TVector[X] v
+    for item in o:
+        v.push_back(<X>item)
+    return v
+
+
+#################### arcadia_TVector.to_py ####################
+
+cdef extern from *:
+    cdef cppclass TVector [T]:
+        size_t size()
+        T& operator[](size_t)
+
+@cname("{{cname}}")
+cdef object {{cname}}(const TVector[X]& v):
+    return [v[i] for i in range(v.size())]
+
+
+#################### arcadia_THashMap.from_py ####################
+
+cdef extern from *:
+    cdef cppclass pair "std::pair" [T, U]:
+        pair(T&, U&)
+    cdef cppclass THashMap [T, U]:
+        void insert(pair[T, U]&)
+
+
+@cname("{{cname}}")
+cdef THashMap[X,Y] {{cname}}(object o) except *:
+    cdef dict d = o
+    cdef THashMap[X,Y] m
+    for key, value in d.iteritems():
+        m.insert(pair[X,Y](<X>key, <Y>value))
+    return m
+
+
+#################### arcadia_THashMap.to_py ####################
+
+cimport cython
+
+cdef extern from *:
+    cdef cppclass THashMap [T, U]:
+        cppclass value_type:
+            T first
+            U second
+        cppclass const_iterator:
+            value_type& operator*()
+            const_iterator operator++()
+            bint operator!=(const_iterator)
+        const_iterator begin()
+        const_iterator end()
+
+@cname("{{cname}}")
+cdef dict {{cname}}(const THashMap[X,Y]& s):
+    cdef dict result = {}
+    cdef const THashMap[X,Y].value_type *key_value
+    cdef THashMap[X,Y].const_iterator iter = s.begin()
+    while iter != s.end():
+        key_value = &cython.operator.dereference(iter)
+        result[key_value.first] = key_value.second
+        cython.operator.preincrement(iter)
+    return result
+
+
+#################### arcadia_TMap.from_py ####################
+
+cdef extern from *:
+    cdef cppclass pair "std::pair" [T, U]:
+        pair(T&, U&)
+    cdef cppclass TMap [T, U]:
+        void insert(pair[T, U]&)
+
+
+@cname("{{cname}}")
+cdef TMap[X,Y] {{cname}}(object o) except *:
+    cdef dict d = o
+    cdef TMap[X,Y] m
+    for key, value in d.iteritems():
+        m.insert(pair[X,Y](<X>key, <Y>value))
+    return m
+
+
+#################### arcadia_TMap.to_py ####################
+
+cimport cython
+
+cdef extern from *:
+    cdef cppclass TMap [T, U]:
+        cppclass value_type:
+            T first
+            U second
+        cppclass const_iterator:
+            value_type& operator*()
+            const_iterator operator++()
+            bint operator!=(const_iterator)
+        const_iterator begin()
+        const_iterator end()
+
+@cname("{{cname}}")
+cdef dict {{cname}}(const TMap[X,Y]& s):
+    cdef dict result = {}
+    cdef const TMap[X,Y].value_type *key_value
+    cdef TMap[X,Y].const_iterator iter = s.begin()
+    while iter != s.end():
+        key_value = &cython.operator.dereference(iter)
+        result[key_value.first] = key_value.second
+        cython.operator.preincrement(iter)
+    return result