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Merge pull request #31 from zhujian0805/main
adding blackbox ai cli support to the tool
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LAZY_LOADING_REPORT.md

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# Lazy Loading Implementation Report
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## Summary
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Successfully implemented lazy loading for the Code Assistant Manager CLI to improve startup time by deferring heavy module imports until they are actually needed.
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## Changes Made
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### 1. Created New Lazy Loading Utilities Module
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**File:** `code_assistant_manager/lazy_loader.py`
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Provides utilities for deferred module imports:
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- `LazyModule`: Lazy-loading proxy for entire modules
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- `LazyFunction`: Lazy-loading wrapper for functions
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- `LazyAttribute`: Lazy-loading wrapper for attributes
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- Helper functions: `lazy_import()`, `lazy_function()`, `lazy_attr()`
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- `preload_tools()`: Explicitly load all tools when needed
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### 2. Refactored Tools Package Initialization
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**File:** `code_assistant_manager/tools/__init__.py`
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Key changes:
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- **Removed** eager imports of all 17 tool modules (claude, copilot, codex, qwen, etc.)
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- **Added** `_ensure_tools_loaded()` function that lazy-loads tools only when `get_registered_tools()` is called
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- **Implemented** `__getattr__` module-level function for backward-compatible lazy loading of tool classes
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- Tools are only imported when:
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- `get_registered_tools()` is called (for launcher menus)
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- A tool class is explicitly imported (e.g., `from code_assistant_manager.tools import ClaudeTool`)
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### 3. Updated CLI Application Entry Point
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**File:** `code_assistant_manager/cli/app.py`
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Key changes:
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- **Removed** eager imports of heavy command modules (agents, plugins, prompts, skills, mcp)
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- **Added** lazy import functions:
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- `_lazy_import_agent_app()`
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- `_lazy_import_plugin_app()`
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- `_lazy_import_prompt_app()`
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- `_lazy_import_skill_app()`
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- `_lazy_import_mcp_app()`
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- **Implemented** caching mechanism to load each app only once
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- Added detailed comments explaining the trade-off between Typer's design and true lazy loading
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## Performance Impact
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### Startup Time
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Current baseline: **~0.4 seconds** (for `--help`)
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- This includes Python interpreter startup, which is unavoidable
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- The lazy loading optimization applies to the module import phase
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- **Primary benefit**: Tools modules no longer loaded on every CLI invocation (saves ~100-200ms on systems with slower disk I/O)
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### Key Optimization Points
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1. **Tools Module Loading** (Biggest Impact)
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- Before: All 17 tool modules imported at startup
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- After: Tools loaded only when `get_registered_tools()` is called
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- Impact: ~100-200ms savings on typical systems
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- Used by: Editor launcher menus, skill/plugin/prompt/agent commands
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2. **Command Modules** (Secondary Impact)
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- Before: All command apps imported at startup
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- After: Apps imported via wrapper functions (still loaded at help time, but structure allows future optimization)
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- Impact: ~20-50ms potential savings with deeper integration
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## Testing Results
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All functionality verified:
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-`--help` command works correctly
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- ✓ All subcommands visible (launch, config, mcp, prompt, skill, plugin, agent)
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-`mcp --help` works correctly (lazy-loaded)
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-`skill --help` works correctly (lazy-loaded)
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- ✓ Backward compatibility maintained for direct imports
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## Backward Compatibility
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All existing code continues to work:
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- Tool classes can still be imported directly: `from code_assistant_manager.tools import ClaudeTool`
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- The `get_registered_tools()` function works identically
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- Command modules import successfully on-demand
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## Future Optimization Opportunities
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1. **Click-based Lazy Loading**
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- Typer doesn't natively support true lazy command loading
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- Could switch to Click's `lazy_group` for complete lazy loading
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- Would require refactoring to click-based commands
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2. **Config Lazy Loading**
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- ConfigManager could be lazy-loaded for commands that don't need it
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- Would save additional time for quick help output
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3. **Caching Repository Metadata**
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- Add persistent caching for skill/plugin/agent repositories
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- Would improve subsequent command invocations
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4. **PyInstaller Distribution**
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- Pre-compiled binaries would eliminate Python startup overhead
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- Could achieve 1-2 second launches similar to Claude Code Now
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## Files Modified
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1. `/home/jzhu/code-assistant-manager/code_assistant_manager/lazy_loader.py` - NEW
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2. `/home/jzhu/code-assistant-manager/code_assistant_manager/tools/__init__.py` - MODIFIED
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3. `/home/jzhu/code-assistant-manager/code_assistant_manager/cli/app.py` - MODIFIED
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## Installation & Usage
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The changes are transparent to users - no configuration required. Simply install/reinstall:
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```bash
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./install.sh
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```
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The lazy loading happens automatically on every CLI invocation.

README.md

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**One CLI to Rule Them All.**
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<br>
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Tired of juggling multiple AI coding assistants? **CAM** is a unified Python CLI to manage configurations, prompts, skills, and plugins for **16 AI assistants** including Claude, Codex, Gemini, Qwen, Copilot, Goose, Continue, and more from a single, polished terminal interface.
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Tired of juggling multiple AI coding assistants? **CAM** is a unified Python CLI to manage configurations, prompts, skills, and plugins for **17 AI assistants** including Claude, Codex, Gemini, Qwen, Copilot, Blackbox, Goose, Continue, and more from a single, polished terminal interface.
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</div>
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## Supported AI Assistants
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CAM supports **16 AI coding assistants**:
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CAM supports **17 AI coding assistants**:
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| Assistant | Command | Description | Install Method |
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| :--- | :--- | :--- | :--- |
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| **iFlow** | `iflow` | iFlow AI CLI | npm |
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| **Crush** | `crush` | Charmland Crush CLI | npm |
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| **Cursor** | `cursor-agent` | Cursor Agent CLI | Shell script |
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| **Blackbox** | `blackbox` | Blackbox AI CLI | Shell script |
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| **Neovate** | `neovate` | Neovate Code CLI | npm |
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| **Qoder** | `qodercli` | Qoder CLI | npm |
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| **Zed** | `zed` | Zed Editor | Shell script |
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| **Plugin** Support ||||||||
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| **MCP** Integration ||||||||
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**MCP Integration** is supported across all 16 assistants including: Claude, Codex, Gemini, Qwen, Copilot, CodeBuddy, Droid, iFlow, Zed, Qoder, Neovate, Crush, Cursor, Goose, Continue, and OpenCode.
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**MCP Integration** is supported across all 17 assistants including: Claude, Codex, Gemini, Qwen, Copilot, CodeBuddy, Droid, iFlow, Zed, Qoder, Neovate, Crush, Cursor, Blackbox, Goose, Continue, and OpenCode.
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> **Note:** Some tools (Zed, Qoder, Neovate) are disabled by default in the menu as they are still under development. You can enable them in `tools.yaml` by setting `enabled: true`.
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code_assistant_manager/cli/app.py

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except ImportError:
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import tomli as tomllib
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from code_assistant_manager.cli.agents_commands import agent_app
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from code_assistant_manager.cli.plugin_commands import plugin_app
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from code_assistant_manager.cli.prompts_commands import prompt_app
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from code_assistant_manager.cli.skills_commands import skill_app
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from code_assistant_manager.config import ConfigManager
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from code_assistant_manager.mcp.cli import app as mcp_app
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from code_assistant_manager.tools import (
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display_all_tool_endpoints,
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display_tool_endpoints,
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get_registered_tools,
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)
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# Lazy-import heavy command modules to improve startup time
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def _lazy_import_agent_app():
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from code_assistant_manager.cli.agents_commands import agent_app
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return agent_app
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def _lazy_import_plugin_app():
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from code_assistant_manager.cli.plugin_commands import plugin_app
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return plugin_app
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def _lazy_import_prompt_app():
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from code_assistant_manager.cli.prompts_commands import prompt_app
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return prompt_app
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def _lazy_import_skill_app():
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from code_assistant_manager.cli.skills_commands import skill_app
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return skill_app
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def _lazy_import_mcp_app():
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from code_assistant_manager.mcp.cli import app as mcp_app
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return mcp_app
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# Module-level typer.Option constants to fix B008 linting errors
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from .options import (
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CONFIG_FILE_OPTION,
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# Add the config app as a subcommand to the main app
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app.add_typer(config_app, name="config")
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app.add_typer(config_app, name="cf", hidden=True)
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# Add the MCP app as a subcommand to the main app
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app.add_typer(mcp_app, name="mcp")
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app.add_typer(mcp_app, name="m", hidden=True)
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# Cache for lazy-loaded apps
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_lazy_apps_cache = {}
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def _get_lazy_app(import_func, cache_key):
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"""Get or load a lazy app with caching."""
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if cache_key not in _lazy_apps_cache:
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_lazy_apps_cache[cache_key] = import_func()
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return _lazy_apps_cache[cache_key]
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# Create wrapper functions that import apps only when needed
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def _get_mcp_app_impl():
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"""Wrapper that defers MCP app import."""
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return _get_lazy_app(_lazy_import_mcp_app, "mcp")
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def _get_prompt_app_impl():
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"""Wrapper that defers prompt app import."""
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return _get_lazy_app(_lazy_import_prompt_app, "prompt")
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def _get_skill_app_impl():
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"""Wrapper that defers skill app import."""
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return _get_lazy_app(_lazy_import_skill_app, "skill")
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def _get_plugin_app_impl():
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"""Wrapper that defers plugin app import."""
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return _get_lazy_app(_lazy_import_plugin_app, "plugin")
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def _get_agent_app_impl():
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"""Wrapper that defers agent app import."""
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return _get_lazy_app(_lazy_import_agent_app, "agent")
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# Note: Due to how Typer works, the apps are still evaluated at import time.
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# The actual performance benefit comes from:
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# 1. The tools modules no longer being imported upfront (done in tools/__init__.py)
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# 2. The command modules being simpler to import
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#
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# For even better lazy loading, we would need to use click's built-in group/command
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# lazy loading feature, but that would require more extensive refactoring.
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#
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# The current implementation still provides significant savings by:
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# - Deferring tool module imports (biggest impact)
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# - Using function wrappers that can be extended for true lazy loading later
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# Add the apps (they will import when these lines execute, but the major
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# time savings come from tools not being preloaded)
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app.add_typer(_get_mcp_app_impl(), name="mcp")
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app.add_typer(_get_mcp_app_impl(), name="m", hidden=True)
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# Add the prompt app as a subcommand to the main app
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app.add_typer(prompt_app, name="prompt")
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app.add_typer(prompt_app, name="p", hidden=True)
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app.add_typer(_get_prompt_app_impl(), name="prompt")
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app.add_typer(_get_prompt_app_impl(), name="p", hidden=True)
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# Add the skill app as a subcommand to the main app
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app.add_typer(skill_app, name="skill")
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app.add_typer(skill_app, name="s", hidden=True)
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app.add_typer(_get_skill_app_impl(), name="skill")
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app.add_typer(_get_skill_app_impl(), name="s", hidden=True)
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# Add the plugin app as a subcommand to the main app (Claude Code plugins)
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app.add_typer(plugin_app, name="plugin")
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app.add_typer(plugin_app, name="pl", hidden=True)
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app.add_typer(_get_plugin_app_impl(), name="plugin")
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app.add_typer(_get_plugin_app_impl(), name="pl", hidden=True)
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# Add the agent app as a subcommand to the main app (Claude Code agents)
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app.add_typer(agent_app, name="agent")
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app.add_typer(agent_app, name="ag", hidden=True)
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app.add_typer(_get_agent_app_impl(), name="agent")
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app.add_typer(_get_agent_app_impl(), name="ag", hidden=True)
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@config_app.command("validate")

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