Grant Python calendar access for 30x faster calendar queries (30s → <1s)
Scanned 5/28/2026
Install to Claude Code
npx -y skills add davekilleen/Dex --skill calendar-setup --agent claude-codeInstalls into .claude/skills of the current project.
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---
name: calendar-setup
description: Grant Python calendar access for 30x faster calendar queries (30s → <1s)
---
# Calendar Setup - Enable Fast Queries
**Purpose:** Grant Python calendar access for 30x faster calendar queries (30s → <1s)
**When to run:**
- After initial Dex installation
- If calendar queries feel slow
- If you see "Calendar access denied" errors
---
## Process
1. **Check current permission status:**
- Run the permission checker: `python3 core/mcp/scripts/check_calendar_permission.py`
- Show the user what status was returned
2. **If Already Authorized:**
- Great! Calendar queries are already optimized.
- No action needed.
3. **If NotDetermined (permission not yet requested):**
- The script will show a macOS permission dialog
- Guide user: "Click 'OK' when the dialog appears to grant Python access to Calendar"
- Run the script again to verify
4. **If Denied (previously rejected):**
- Show clear instructions:
```
To enable fast calendar queries:
1. Open System Settings (Command+Space, type "System Settings")
2. Click "Privacy & Security" in the sidebar
3. Click "Calendars"
4. Find "Python" or "python3" in the list
5. Enable the checkbox
6. Run `/calendar-setup` again to verify
```
5. **If Restricted:**
- Explain: "Calendar access is blocked by system policies (parental controls or enterprise MDM)"
- Calendar queries will use AppleScript (slower but functional)
- No user action possible
6. **After Success:**
- Confirm: "✅ Calendar access granted! Queries are now 30x faster."
- Explain: "Calendar queries now use native EventKit instead of AppleScript"
- No need to run this again - permission is persistent
---
## Technical Notes
- **EventKit vs AppleScript:** EventKit uses database queries (fast), AppleScript loads all events then filters (slow)
- **Permission is persistent:** Once granted, Python keeps access until explicitly revoked
- **Privacy:** All calendar data stays local - Dex never sends calendar data anywhere
- **Fallback:** If EventKit isn't available, Dex falls back to AppleScript (works but slower)
---
## Troubleshooting
**"Module EventKit not found":**
- Run: `pip3 install pyobjc-framework-EventKit`
- This should have been installed during Dex setup
**Permission dialog doesn't appear:**
- System Settings might already show "Denied" from a previous attempt
- Follow the manual steps above to toggle permission on
**Still seeing slow queries after granting access:**
- Restart your coding harness (Cursor/Claude Code/Pi) to reload MCP server
- Verify permission: `python3 core/mcp/scripts/check_calendar_permission.py`
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