1 files changed, 68 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/debugpy/default.nix b/nixpkgs/pkgs/development/python-modules/debugpy/default.nix
new file mode 100644
index 00000000000..2d11dee64a8
--- /dev/null
+++ b/nixpkgs/pkgs/development/python-modules/debugpy/default.nix
@@ -0,0 +1,68 @@
+{ stdenv, buildPythonPackage, fetchFromGitHub
+, substituteAll, gdb
+, colorama, django, flask, gevent, psutil, pytest
+, pytest-timeout, pytest_xdist, requests
+, isPy27
+}:
+
+buildPythonPackage rec {
+  pname = "debugpy";
+  version = "1.0.0b12";
+
+  src = fetchFromGitHub {
+    owner = "Microsoft";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "0sz33aq5qldl7kh4qjf5w3d08l9s77ipcj4i9wfklj8f6vf9w1wh";
+  };
+
+  patches = [
+    # Hard code GDB path (used to attach to process)
+    (substituteAll {
+      src = ./hardcode-gdb.patch;
+      inherit gdb;
+    })
+
+    # Fix importing debugpy in:
+    # - test_nodebug[module-launch(externalTerminal)]
+    # - test_nodebug[module-launch(integratedTerminal)]
+    #
+    # NOTE: The import failures seen in these tests without the patch
+    # will be seen if a user "installs" debugpy by adding it to PYTHONPATH.
+    # To avoid this issue, debugpy should be installed using python.withPackages:
+    # python.withPackages (ps: with ps; [ debugpy ])
+    ./fix-test-pythonpath.patch
+  ];
+
+  # Remove pre-compiled "attach" libraries and recompile for host platform
+  # Compile flags taken from linux_and_mac/compile_linux.sh & linux_and_mac/compile_mac.sh
+  preBuild = ''(
+    set -x
+    cd src/debugpy/_vendored/pydevd/pydevd_attach_to_process
+    rm *.so *.dylib *.dll *.exe *.pdb
+    ${stdenv.cc}/bin/c++ linux_and_mac/attach.cpp -Ilinux_and_mac -fPIC -nostartfiles ${{
+      "x86_64-linux"  = "-shared -m64 -o attach_linux_amd64.so";
+      "i686-linux"    = "-shared -m32 -o attach_linux_x86.so";
+      "x86_64-darwin" = "-std=c++11 -lc -D_REENTRANT -dynamiclib -arch x86_64 -o attach_x86_64.dylib";
+      "i686-darwin"   = "-std=c++11 -lc -D_REENTRANT -dynamiclib -arch i386 -o attach_x86.dylib";
+    }.${stdenv.hostPlatform.system}}
+  )'';
+
+  checkInputs = [
+    colorama django flask gevent psutil pytest
+    pytest-timeout pytest_xdist requests
+  ];
+
+  # Override default arguments in pytest.ini
+  checkPhase = "pytest --timeout 0 -n $NIX_BUILD_CORES"
+               # gevent fails to import zope.interface with Python 2.7
+               + stdenv.lib.optionalString isPy27 " -k 'not test_gevent'";
+
+  meta = with stdenv.lib; {
+    description = "An implementation of the Debug Adapter Protocol for Python";
+    homepage = "https://github.com/microsoft/debugpy";
+    license = licenses.mit;
+    maintainers = with maintainers; [ metadark ];
+    platforms = [ "x86_64-linux" "i686-linux" "x86_64-darwin" "i686-darwin" ];
+  };
+}