From 982b46042b74ea0e283c7d72113300b7a49ff7a0 Mon Sep 17 00:00:00 2001
From: Anastasia Kuporosova <anastasia.kuporosova@intel.com>
Date: Thu, 7 Nov 2024 23:43:09 +0000
Subject: [PATCH] prettify

---
 .../python/src/pyopenvino/core/core.cpp       | 33 +------------------
 .../src/pyopenvino/frontend/frontend.cpp      |  9 +----
 .../python/src/pyopenvino/utils/utils.hpp     | 31 +++++++++++++++++
 3 files changed, 33 insertions(+), 40 deletions(-)

diff --git a/src/bindings/python/src/pyopenvino/core/core.cpp b/src/bindings/python/src/pyopenvino/core/core.cpp
index 81c3107c6e5063..68e3e5cc4841ed 100644
--- a/src/bindings/python/src/pyopenvino/core/core.cpp
+++ b/src/bindings/python/src/pyopenvino/core/core.cpp
@@ -18,37 +18,6 @@
 
 namespace py = pybind11;
 
-class stringbuf : public std::streambuf {
-public:
-    stringbuf(char* data, std::size_t size) {
-        setg(data, data, data + size);
-    }
-
-protected:
-    pos_type seekoff(off_type off,
-                     std::ios_base::seekdir dir,
-                     std::ios_base::openmode which = std::ios_base::in) override {
-        switch (dir) {
-        case std::ios_base::beg:
-            setg(eback(), eback() + off, egptr());
-            break;
-        case std::ios_base::end:
-            setg(eback(), egptr() + off, egptr());
-            break;
-        case std::ios_base::cur:
-            setg(eback(), gptr() + off, egptr());
-            break;
-        default:
-            return pos_type(off_type(-1));
-        }
-        return (gptr() < eback() || gptr() > egptr()) ? pos_type(off_type(-1)) : pos_type(gptr() - eback());
-    }
-
-    pos_type seekpos(pos_type pos, std::ios_base::openmode which) override {
-        return seekoff(pos, std::ios_base::beg, which);
-    }
-};
-
 void regclass_Core(py::module m) {
     py::class_<ov::Core, std::shared_ptr<ov::Core>> cls(m, "Core");
     cls.doc() =
@@ -549,7 +518,7 @@ void regclass_Core(py::module m) {
                 info = py::buffer(model_stream).request();
             }
 
-            stringbuf mb(reinterpret_cast<char*>(info.ptr), info.size);
+            Common::utils::MemoryBuffer mb(reinterpret_cast<char*>(info.ptr), info.size);
             std::istream stream(&mb);
 
             py::gil_scoped_release release;
diff --git a/src/bindings/python/src/pyopenvino/frontend/frontend.cpp b/src/bindings/python/src/pyopenvino/frontend/frontend.cpp
index afc9e0af361c52..758fb505f5f885 100644
--- a/src/bindings/python/src/pyopenvino/frontend/frontend.cpp
+++ b/src/bindings/python/src/pyopenvino/frontend/frontend.cpp
@@ -20,13 +20,6 @@ namespace py = pybind11;
 
 using namespace ov::frontend;
 
-class MemoryBuffer : public std::streambuf {
-public:
-    MemoryBuffer(char* data, std::size_t size) {
-        setg(data, data, data + size);
-    }
-};
-
 void regclass_frontend_FrontEnd(py::module m) {
     py::class_<FrontEnd, std::shared_ptr<FrontEnd>> fem(m, "FrontEnd", py::dynamic_attr(), py::module_local());
     fem.doc() = "openvino.frontend.FrontEnd wraps ov::frontend::FrontEnd";
@@ -57,7 +50,7 @@ void regclass_frontend_FrontEnd(py::module m) {
             } else if (py::isinstance(py_obj, pybind11::module::import("io").attr("BytesIO"))) {
                 // support of BytesIO
                 py::buffer_info info = py::buffer(py_obj.attr("getbuffer")()).request();
-                MemoryBuffer mb(reinterpret_cast<char*>(info.ptr), info.size);
+                Common::utils::MemoryBuffer mb(reinterpret_cast<char*>(info.ptr), info.size);
                 std::istream _istream(&mb);
                 return self.load(&_istream, enable_mmap);
             } else {
diff --git a/src/bindings/python/src/pyopenvino/utils/utils.hpp b/src/bindings/python/src/pyopenvino/utils/utils.hpp
index b59ffe530f6045..2a7b6505269535 100644
--- a/src/bindings/python/src/pyopenvino/utils/utils.hpp
+++ b/src/bindings/python/src/pyopenvino/utils/utils.hpp
@@ -32,6 +32,37 @@ namespace py = pybind11;
 
 namespace Common {
 namespace utils {
+class MemoryBuffer : public std::streambuf {
+public:
+    MemoryBuffer(char* data, std::size_t size) {
+        setg(data, data, data + size);
+    }
+
+protected:
+    pos_type seekoff(off_type off,
+                     std::ios_base::seekdir dir,
+                     std::ios_base::openmode which = std::ios_base::in) override {
+        switch (dir) {
+        case std::ios_base::beg:
+            setg(eback(), eback() + off, egptr());
+            break;
+        case std::ios_base::end:
+            setg(eback(), egptr() + off, egptr());
+            break;
+        case std::ios_base::cur:
+            setg(eback(), gptr() + off, egptr());
+            break;
+        default:
+            return pos_type(off_type(-1));
+        }
+        return (gptr() < eback() || gptr() > egptr()) ? pos_type(off_type(-1)) : pos_type(gptr() - eback());
+    }
+
+    pos_type seekpos(pos_type pos, std::ios_base::openmode which) override {
+        return seekoff(pos, std::ios_base::beg, which);
+    }
+};
+
     enum class PY_TYPE : int { UNKNOWN = 0, STR, INT, FLOAT, BOOL, PARTIAL_SHAPE };
 
     struct EmptyList {};