feat: add DAP configuration for Python and enhance debugging setup

debug.lua.bak

@@ -0,0 +1,179 @@
+-- debug.lua
+--
+-- Shows how to use the DAP plugin to debug your code.
+--
+-- Primarily focused on configuring the debugger for Go, but can
+-- be extended to other languages as well. That's why it's called
+-- kickstart.nvim and not kitchen-sink.nvim ;)
+
+return {
+  -- NOTE: Yes, you can install new plugins here!
+  'mfussenegger/nvim-dap',
+  -- NOTE: And you can specify dependencies as well
+  dependencies = {
+    -- Creates a beautiful debugger UI
+    'rcarriga/nvim-dap-ui',
+
+    -- Required dependency for nvim-dap-ui
+    'nvim-neotest/nvim-nio',
+
+    -- Installs the debug adapters for you
+    'williamboman/mason.nvim',
+    'jay-babu/mason-nvim-dap.nvim',
+
+    -- Add your own debuggers here
+    'leoluz/nvim-dap-go',
+    'mfussenegger/nvim-dap-python', -- Uncomment to add Python support
+    'theHamsta/nvim-dap-virtual-text', -- Uncomment to add virtual text support
+  },
+  keys = {
+    -- Basic debugging keymaps, feel free to change to your liking!
+    {
+      'g@',
+      function()
+        require('dap').continue()
+      end,
+      desc = 'Debug: Start/Continue',
+    },
+    {
+      '<F1>',
+      function()
+        require('dap').step_into()
+      end,
+      desc = 'Debug: Step Into',
+    },
+    {Read debug.lua, lines 1 to 153
+
+
+      '<F2>',
+      function()
+        require('dap').step_over()
+      end,
+      desc = 'Debug: Step Over',
+    },
+    {
+      '<F3>',
+      function()
+        require('dap').step_out()
+      end,
+      desc = 'Debug: Step Out',
+    },
+    {
+      '<leader>.',
+      function()
+        require('dap').toggle_breakpoint()
+      end,
+      desc = 'Debug: Toggle Breakpoint',
+    },
+    {
+      '<leader>B',
+      function()
+        require('dap').set_breakpoint(vim.fn.input 'Breakpoint condition: ')
+      end,
+      desc = 'Debug: Set Breakpoint',
+    },
+    -- Toggle to see last session result. Without this, you can't see session output in case of unhandled exception.
+    {
+      '<F7>',
+      function()
+        require('dapui').toggle()
+      end,
+      desc = 'Debug: See last session result.',
+    },
+  },
+  config = function()
+    local dap = require 'dap'
+    local dapui = require 'dapui'
+
+    require('mason-nvim-dap').setup {
+      -- Makes a best effort to setup the various debuggers with
+      -- reasonable debug configurations
+      automatic_installation = true,
+
+      -- You can provide additional configuration to the handlers,
+      -- see mason-nvim-dap README for more information
+      handlers = {},
+
+      -- You'll need to check that you have the required things installed
+      -- online, please don't ask me how to install them :)
+      ensure_installed = {
+        -- Update this to ensure that you have the debuggers for the langs you want
+        'delve',
+        'debugpy', -- Python debugger
+      },
+    }
+
+    -- Dap UI setup
+    -- For more information, see |:help nvim-dap-ui|
+    dapui.setup {
+      -- Set icons to characters that are more likely to work in every terminal.
+      --    Feel free to remove or use ones that you like more! :)
+      --    Don't feel like these are good choices.
+      icons = { expanded = '▾', collapsed = '▸', current_frame = '*' },
+      controls = {
+        icons = {
+          pause = '⏸',
+          play = '▶',
+          step_into = '⏎',
+          step_over = '⏭',
+          step_out = '⏮',
+          step_back = 'b',
+          run_last = '▶▶',
+          terminate = '⏹',
+          disconnect = '⏏',
+        },
+      },
+    }
+
+    -- 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
+
+    -- Install golang specific config
+    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
+        detached = vim.fn.has 'win32' == 0,
+      },
+    }
+
+    -- Python configuration
+    require('dap-python').setup('python') -- Uses the Python in your PATH
+    require('dap-python').test_runner = 'pytest'
+    
+    -- Make sure the configurations table exists
+    dap.configurations.python = dap.configurations.python or {}
+    
+    -- Add some common Python debug configurations
+    table.insert(dap.configurations.python, {
+      type = 'python',
+      request = 'launch',
+      name = 'Launch file',
+      program = '${file}',
+      pythonPath = function()
+        -- Try to detect python path from virtual environment
+        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 'python'
+        end
+      end,
+    })
+  end,
+}

lua/custom/plugins/trouble.lua

@@ -78,7 +78,7 @@ return {
   config = function(_, opts)
     require('trouble').setup(opts)
     -- Add which-key group
-    -- local ok, which_key = pcall(require, 'which-key')
+    local ok, which_key = pcall(require, 'which-key')
     -- if ok then
     --   -- Use standard which-key format that's known to work
     --   which_key.register({

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,
 }