feat: add DAP configuration for Python and enhance debugging setup

lua/kickstart/plugins/debug.lua

@@ -23,11 +23,13 @@ return {
 
     -- Add your own debuggers here
     'leoluz/nvim-dap-go',
+    'mfussenegger/nvim-dap-python',
+    'theHamsta/nvim-dap-virtual-text',
   },
   keys = {
     -- Basic debugging keymaps, feel free to change to your liking!
     {
-      '<F5>',
+      'g@',
       function()
         require('dap').continue()
       end,
@@ -55,7 +57,7 @@ return {
       desc = 'Debug: Step Out',
     },
     {
-      '<leader>b',
+      '<leader>.',
       function()
         require('dap').toggle_breakpoint()
       end,
@@ -95,6 +97,7 @@ return {
       ensure_installed = {
         -- Update this to ensure that you have the debuggers for the langs you want
         'delve',
+        'debugpy', -- Python debugger
       },
     }
 
@@ -120,18 +123,6 @@ return {
       },
     }
 
-    -- Change breakpoint icons
-    -- vim.api.nvim_set_hl(0, 'DapBreak', { fg = '#e51400' })
-    -- vim.api.nvim_set_hl(0, 'DapStop', { fg = '#ffcc00' })
-    -- local breakpoint_icons = vim.g.have_nerd_font
-    --     and { Breakpoint = '', BreakpointCondition = '', BreakpointRejected = '', LogPoint = '', Stopped = '' }
-    --   or { Breakpoint = '●', BreakpointCondition = '⊜', BreakpointRejected = '⊘', LogPoint = '◆', Stopped = '⭔' }
-    -- for type, icon in pairs(breakpoint_icons) do
-    --   local tp = 'Dap' .. type
-    --   local hl = (type == 'Stopped') and 'DapStop' or 'DapBreak'
-    --   vim.fn.sign_define(tp, { text = icon, texthl = hl, numhl = hl })
-    -- end
-
     dap.listeners.after.event_initialized['dapui_config'] = dapui.open
     dap.listeners.before.event_terminated['dapui_config'] = dapui.close
     dap.listeners.before.event_exited['dapui_config'] = dapui.close
@@ -140,9 +131,51 @@ return {
     require('dap-go').setup {
       delve = {
         -- On Windows delve must be run attached or it crashes.
-        -- See https://github.com/leoluz/nvim-dap-go/blob/main/README.md#configuring
+        -- See https://github.com/leoluz/nvim-dap-go/blob/main/README.md\#configuring
         detached = vim.fn.has 'win32' == 0,
       },
     }
+
+    -- Python configuration
+    require('dap-python').setup('python')
+    require('dap-python').test_runner = 'pytest'
+    
+    -- Initialize the Python configuration table if it doesn't exist
+    dap.configurations.python = dap.configurations.python or {
+  {
+    -- The first three options are required by nvim-dap
+    type = 'python'; -- the type here established the link to the adapter definition: `dap.adapters.python`
+    request = 'launch';
+    name = "Launch file";
+
+    -- Options below are for debugpy, see https://github.com/microsoft/debugpy/wiki/Debug-configuration-settings for supported options
+
+    program = "${file}"; -- This configuration will launch the current file if used.
+    pythonPath = function()
+      -- debugpy supports launching an application with a different interpreter then the one used to launch debugpy itself.
+      -- The code below looks for a `venv` or `.venv` folder in the current directly and uses the python within.
+      -- You could adapt this - to for example use the `VIRTUAL_ENV` environment variable.
+      local cwd = vim.fn.getcwd()
+      if vim.fn.executable(cwd .. '/venv/bin/python') == 1 then
+        return cwd .. '/venv/bin/python'
+      elseif vim.fn.executable(cwd .. '/.venv/bin/python') == 1 then
+        return cwd .. '/.venv/bin/python'
+      else
+        return '/usr/bin/python'
+      end
+    end;
+  },
+}
+    
+    -- Add a basic Python configuration if none exists
+    -- if #dap.configurations.python == 0 then
+    --   table.insert(dap.configurations.python, {
+    --     type = 'python',
+    --     request = 'launch',
+    --     name = 'Launch file',
+    --     program = '${file}',
+    --     pythonPath = 'python'
+    --   })
+    -- end
   end,
 }