Fix pybind11 deprecation warnings

.appveyor.yml

@@ -27,7 +27,7 @@ install:
   - conda update -q conda
   - conda info -a
   # Host dependencies
-  - conda install xeus=0.25.3 nlohmann_json cppzmq xtl jedi pybind11=2.5.0 pybind11_json=0.2.6 pygments gtest=1.8.0 debugpy ipython=7.14.0 -c conda-forge
+  - conda install xeus=0.25.3 nlohmann_json cppzmq xtl jedi pybind11=2.6.0 pybind11_json=0.2.6 pygments gtest=1.8.0 debugpy ipython=7.14.0 -c conda-forge
   # Build dependencies
   - conda install cmake -c conda-forge
   # Build and install xeus-python

CMakeLists.txt

@@ -70,7 +70,7 @@ OPTION(XPYT_DOWNLOAD_GTEST "build gtest from downloaded sources" OFF)
 # ============
 
 set(xeus_REQUIRED_VERSION 0.25.0)
-set(pybind11_REQUIRED_VERSION 2.2.4)
+set(pybind11_REQUIRED_VERSION 2.6.0)
 set(pybind11_json_REQUIRED_VERSION 0.2.2)
 
 if (NOT TARGET xeus AND NOT TARGET xeus-static)

README.md

@@ -134,7 +134,7 @@ xeus-python does not cover 100% of the features of ipykernel. For example, only
 
 | `xeus-python`|   `xeus`         |      `xtl`      | `cppzmq` | `nlohmann_json` | `pybind11`     | `pybind11_json`   | `jedi`            | `pygments`        | `ptvsd` | `debugpy` |
 |--------------|------------------|-----------------|----------|-----------------|----------------|-------------------|-------------------|-------------------|---------|-----------|
-|  master      |  >=0.25.3,<0.26  |  >=0.6.8,<0.7   | ~4.4.1   | >=3.6.1,<4.0    | >=2.2.4,<3.0   | >=0.2.6,<0.3      | >=0.15.1          | >=2.3.1,<3.0.0    |         | >=1.1.0   |
+|  master      |  >=0.25.3,<0.26  |  >=0.6.8,<0.7   | ~4.4.1   | >=3.6.1,<4.0    | >=2.6.0,<3.0   | >=0.2.6,<0.3      | >=0.15.1          | >=2.3.1,<3.0.0    |         | >=1.1.0   |
 |  0.9.2       |  >=0.25.3,<0.26  |  >=0.6.8,<0.7   | ~4.4.1   | >=3.6.1,<4.0    | >=2.2.4,<3.0   | >=0.2.6,<0.3      | >=0.15.1          | >=2.3.1,<3.0.0    |         | >=1.1.0   |
 |  0.9.1       |  >=0.25.0,<0.26  |  >=0.6.8,<0.7   | ~4.4.1   | >=3.6.1,<4.0    | >=2.2.4,<3.0   | >=0.2.6,<0.3      | >=0.15.1          | >=2.3.1,<3.0.0    |         | >=1.1.0   |
 |  0.9.0       |  >=0.25.0,<0.26  |  >=0.6.8,<0.7   | ~4.4.1   | >=3.6.1,<4.0    | >=2.2.4,<3.0   | >=0.2.6,<0.3      | >=0.15.1          | >=2.3.1,<3.0.0    |         | >=1.1.0   |

environment-dev.yml

@@ -10,7 +10,7 @@ dependencies:
   - cppzmq
   - xtl
   - jedi
-  - pybind11=2.5.0
+  - pybind11=2.6.0
   - pybind11_json=0.2.6
   - pygments
   - ipython=7.14.0

src/xdisplay.cpp

@@ -24,9 +24,11 @@
 #include "pybind11/functional.h"
 #include "pybind11/stl.h"
 
-#include "xdisplay.hpp"
 #include "xeus-python/xutils.hpp"
 
+#include "xdisplay.hpp"
+#include "xinternal_utils.hpp"
+
 #ifdef __GNUC__
     #pragma GCC diagnostic push
     #pragma GCC diagnostic ignored "-Wattributes"
@@ -1065,7 +1067,7 @@ namespace xpyt
 
     py::module get_display_module_impl()
     {
-        py::module display_module("display");
+        py::module display_module = create_module("display");
 
         py::class_<xdisplayhook>(display_module, "DisplayHook")
             .def(py::init<>())

src/xinternal_utils.cpp

@@ -32,6 +32,11 @@ namespace nl = nlohmann;
 
 namespace xpyt
 {
+    py::module create_module(const std::string& module_name)
+    {
+        return py::module_::create_extension_module(module_name.c_str(), nullptr, new py::module_::module_def);
+    }
+
     std::string red_text(const std::string& text)
     {
         return "\033[0;31m" + text + "\033[0m";

src/xinternal_utils.hpp

@@ -23,6 +23,8 @@ namespace py = pybind11;
 
 namespace xpyt
 {
+    py::module create_module(const std::string& module_name);
+
     std::string red_text(const std::string& text);
     std::string green_text(const std::string& text);
     std::string blue_text(const std::string& text);

src/xis_complete.cpp

@@ -12,6 +12,8 @@
 
 #include "xeus-python/xutils.hpp"
 
+#include "xinternal_utils.hpp"
+
 namespace py = pybind11;
 
 namespace xpyt
@@ -23,7 +25,7 @@ namespace xpyt
 
     py::module get_completion_module_impl()
     {
-        py::module completion_module("completion");
+        py::module completion_module = create_module("completion");
 
         exec(py::str(R"(
 # Implementation from https://github.com/ipython/ipython/blob/master/IPython/core/inputtransformer2.py

src/xlinecache.cpp

@@ -13,9 +13,11 @@
 #include "pybind11/pybind11.h"
 #include "pybind11/functional.h"
 
-#include "xlinecache.hpp"
 #include "xeus-python/xutils.hpp"
 
+#include "xlinecache.hpp"
+#include "xinternal_utils.hpp"
+
 namespace py = pybind11;
 
 namespace xpyt
@@ -53,7 +55,7 @@ namespace xpyt
 
     py::module get_linecache_module_impl()
     {
-        py::module linecache_module("linecache");
+        py::module linecache_module = create_module("linecache");
 
         exec(py::str(R"(
 from linecache import getline, getlines, updatecache, cache, clearcache, lazycache

src/xnullcontext.cpp

@@ -13,9 +13,11 @@
 #include "pybind11/pybind11.h"
 #include "pybind11/functional.h"
 
-#include "xnullcontext.hpp"
 #include "xeus-python/xutils.hpp"
 
+#include "xnullcontext.hpp"
+#include "xinternal_utils.hpp"
+
 namespace py = pybind11;
 
 namespace xpyt
@@ -26,7 +28,7 @@ namespace xpyt
 
     py::module get_nullcontext_module_impl()
     {
-        py::module nullcontext_module("xeus_nullcontext");
+        py::module nullcontext_module = create_module("xeus_nullcontext");
         exec(py::str(R"(
 from contextlib import AbstractContextManager
 class nullcontext(AbstractContextManager):

src/xpython_kernel.cpp

@@ -405,7 +405,7 @@ namespace xpyt
 
     py::module get_kernel_module_impl()
     {
-        py::module kernel_module = py::module("kernel");
+        py::module kernel_module = create_module("kernel");
 
         py::class_<hooks_object>(kernel_module, "Hooks")
             .def_static("show_in_pager", &hooks_object::show_in_pager);

src/xstream.cpp

@@ -16,6 +16,7 @@
 #include "pybind11/pybind11.h"
 
 #include "xstream.hpp"
+#include "xinternal_utils.hpp"
 
 namespace py = pybind11;
 
@@ -75,7 +76,7 @@ namespace xpyt
 
     py::module get_stream_module_impl()
     {
-        py::module stream_module = py::module("stream");
+        py::module stream_module = create_module("stream");
 
         py::class_<xstream>(stream_module, "Stream")
             .def(py::init<std::string>())