use xeus 5.1.0

Author: anutosh491

environment-dev.yml

@@ -7,7 +7,7 @@ dependencies:
   - cmake
   - cxx-compiler
   # Host dependencies
-  - xeus>=5.0.0
+  - xeus=5.1.0
   - xeus-zmq>=3.0,<4.0
   - nlohmann_json=3.11.3
   - cppzmq

notebooks/xeus-cpp.ipynb

@@ -479,8 +479,6 @@
     "\n",
     "#include \"nlohmann/json.hpp\"\n",
     "\n",
-    "#include \"xtl/xbase64.hpp\"\n",
-    "\n",
     "namespace nl = nlohmann;\n",
     "\n",
     "namespace im\n",
@@ -499,7 +497,7 @@
     "    nl::json mime_bundle_repr(const image& i)\n",
     "    {\n",
     "        auto bundle = nl::json::object();\n",
-    "        bundle[\"image/png\"] = xtl::base64encode(i.m_buffer.str());\n",
+    "        bundle[\"image/png\"] = xeus::base64encode(i.m_buffer.str());\n",
     "        return bundle;\n",
     "    }\n",
     "}"
@@ -579,8 +577,6 @@
     "\n",
     "#include \"nlohmann/json.hpp\"\n",
     "\n",
-    "#include \"xtl/xbase64.hpp\"\n",
-    "\n",
     "namespace nl = nlohmann;\n",
     "\n",
     "namespace au\n",
@@ -601,7 +597,7 @@
     "        auto bundle = nl::json::object();\n",
     "        bundle[\"text/html\"] =\n",
     "           std::string(\"<audio controls=\\\"controls\\\"><source src=\\\"data:audio/wav;base64,\")\n",
-    "           + xtl::base64encode(a.m_buffer.str()) +\n",
+    "           + xeus::base64encode(a.m_buffer.str()) +\n",
     "            \"\\\" type=\\\"audio/wav\\\" /></audio>\";\n",
     "        return bundle;\n",
     "    }\n",

test/test_xcpp_kernel.py

@@ -110,7 +110,6 @@ class XCppTests(jupyter_kernel_test.KernelTests):
     #include <string>
     #include <fstream>
     #include "nlohmann/json.hpp"
-    #include "xtl/xbase64.hpp"
     namespace im {
       struct image {
         inline image(const std::string& filename) {
@@ -121,7 +120,7 @@ class XCppTests(jupyter_kernel_test.KernelTests):
       };
       nlohmann::json mime_bundle_repr(const image& i) {
         auto bundle = nlohmann::json::object();
-        bundle["image/png"] = xtl::base64encode(i.m_buffer.str());
+        bundle["image/png"] = xeus::base64encode(i.m_buffer.str());
         return bundle;
       }
     }