added HelpCoder

aider/coders/__init__.py

@@ -2,6 +2,7 @@ from .base_coder import Coder
 from .editblock_coder import EditBlockCoder
 from .editblock_fenced_coder import EditBlockFencedCoder
 from .editblock_func_coder import EditBlockFunctionCoder
+from .help_coder import HelpCoder
 from .single_wholefile_func_coder import SingleWholeFileFunctionCoder
 from .udiff_coder import UnifiedDiffCoder
 from .wholefile_coder import WholeFileCoder
@@ -16,4 +17,5 @@ __all__ = [
     EditBlockFunctionCoder,
     SingleWholeFileFunctionCoder,
     UnifiedDiffCoder,
+    HelpCoder,
 ]

aider/coders/base_coder.py

@@ -80,6 +80,7 @@ class Coder:
         from . import (
             EditBlockCoder,
             EditBlockFencedCoder,
+            HelpCoder,
             UnifiedDiffCoder,
             WholeFileCoder,
         )
@@ -130,6 +131,8 @@ class Coder:
             res = WholeFileCoder(main_model, io, **kwargs)
         elif edit_format == "udiff":
             res = UnifiedDiffCoder(main_model, io, **kwargs)
+        elif edit_format == "help":
+            res = HelpCoder(main_model, io, **kwargs)
         else:
             raise ValueError(f"Unknown edit format {edit_format}")
 

aider/coders/help_coder.py

@@ -0,0 +1,17 @@
+from ..dump import dump  # noqa: F401
+from .base_coder import Coder
+from .help_prompts import HelpPrompts
+
+
+class HelpCoder(Coder):
+    edit_format = "help"
+
+    def __init__(self, *args, **kwargs):
+        self.gpt_prompts = HelpPrompts()
+        super().__init__(*args, **kwargs)
+
+    def get_edits(self, mode="update"):
+        return []
+
+    def apply_edits(self, edits):
+        pass

aider/coders/help_prompts.py

@@ -0,0 +1,31 @@
+# flake8: noqa: E501
+
+from .base_prompts import CoderPrompts
+
+
+class HelpPrompts(CoderPrompts):
+    main_system = """You are an expert on the AI coding tool called Aider.
+Answer the user's questions about how to use aider.
+
+The user is currently chatting with you using aider, to write and edit code.
+
+Use the provided aider documentation *if it is relevant to the user's question*.
+
+Include a bulleted list of urls to the aider docs that might be relevant for the user to read.
+Include *bare* urls. *Do not* make [markdown links](http://...).
+For example:
+- https://aider.chat/docs/usage.html
+- https://aider.chat/docs/faq.html
+
+If you don't know the answer, say so and suggest some relevant aider doc urls.
+
+If asks for something that isn't possible with aider, be clear about that.
+Don't suggest a solution that isn't supported.
+
+Be helpful but concise.
+
+Unless the question indicates otherwise, assume the user wants to use aider as a CLI tool.
+"""
+
+    example_messages = []
+    system_reminder = ""