Initial commit

skills/kalshi-markets/scripts/events.py

@@ -0,0 +1,223 @@
+#!/usr/bin/env python3
+# /// script
+# dependencies = [
+#     "httpx",
+#     "click",
+# ]
+# ///
+
+"""
+Kalshi Events List Script
+
+List events (collections of related markets) from Kalshi.
+Completely self-contained with embedded HTTP client.
+
+Usage:
+    uv run events.py
+    uv run events.py --limit 5
+    uv run events.py --status closed
+    uv run events.py --series-ticker KXHIGHNY
+    uv run events.py --json
+"""
+
+import json
+import sys
+from typing import Any
+
+import click
+import httpx
+
+# Configuration
+API_BASE_URL = "https://api.elections.kalshi.com/trade-api/v2"
+API_TIMEOUT = 30.0  # seconds
+USER_AGENT = "Kalshi-CLI/1.0"
+
+
+class KalshiClient:
+    """Minimal HTTP client for Kalshi API - events functionality"""
+
+    def __init__(self):
+        """Initialize HTTP client"""
+        self.client = httpx.Client(
+            base_url=API_BASE_URL, timeout=API_TIMEOUT, headers={"User-Agent": USER_AGENT}
+        )
+
+    def __enter__(self):
+        """Context manager entry"""
+        return self
+
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        """Context manager exit - cleanup"""
+        self.client.close()
+
+    def get_events(
+        self,
+        limit: int = 10,
+        status: str | None = None,
+        series_ticker: str | None = None,
+        with_nested_markets: bool = False,
+        cursor: str | None = None,
+    ) -> dict[str, Any]:
+        """
+        Get list of events.
+
+        Args:
+            limit: Number of events to return (1-200)
+            status: Event status filter (open, closed, settled)
+            series_ticker: Filter by series ticker
+            with_nested_markets: Include nested markets in response
+            cursor: Pagination cursor
+
+        Returns:
+            Dict with 'events' array and optional 'cursor'
+
+        Raises:
+            Exception if API call fails
+        """
+        params = {"limit": str(limit)}
+        if status:
+            params["status"] = status
+        if series_ticker:
+            params["series_ticker"] = series_ticker
+        if with_nested_markets:
+            params["with_nested_markets"] = "true"
+        if cursor:
+            params["cursor"] = cursor
+
+        try:
+            response = self.client.get("/events", params=params)
+            response.raise_for_status()
+            return response.json()
+        except httpx.HTTPStatusError as e:
+            raise Exception(f"API error: {e.response.status_code} - {e.response.text}")
+        except httpx.RequestError as e:
+            raise Exception(f"Network error: {str(e)}")
+        except Exception as e:
+            raise Exception(f"Unexpected error: {str(e)}")
+
+
+def format_event_summary(event: dict[str, Any], index: int) -> str:
+    """Format a single event for display"""
+    event_ticker = event.get("event_ticker", "N/A")
+    title = event.get("title", "N/A")
+    category = event.get("category", "N/A")
+    series_ticker = event.get("series_ticker", "N/A")
+    status = event.get("status", "unknown")
+
+    # Status icon
+    status_icon = "🟢" if status == "open" else "🔴" if status == "closed" else "⚫"
+
+    lines = []
+    lines.append(f"{index}. {status_icon} {event_ticker}")
+    lines.append(f"   📌 {title[:70]}{'...' if len(title) > 70 else ''}")
+    lines.append(f"   📂 Category: {category} | Series: {series_ticker}")
+
+    # Show market count if available
+    markets = event.get("markets", [])
+    if markets:
+        lines.append(f"   📊 {len(markets)} markets")
+
+    # Mutually exclusive indicator
+    mutually_exclusive = event.get("mutually_exclusive", False)
+    if mutually_exclusive:
+        lines.append("   🔒 Mutually Exclusive")
+
+    return "\n".join(lines)
+
+
+def format_events_list(data: dict[str, Any]) -> str:
+    """
+    Format events list for human-readable output.
+
+    Args:
+        data: Response data with events array
+
+    Returns:
+        Formatted string for display
+    """
+    events = data.get("events", [])
+    cursor = data.get("cursor", "")
+
+    lines = []
+    lines.append("\n" + "=" * 60)
+    lines.append("📁 Kalshi Events")
+    lines.append("=" * 60)
+    lines.append(f"Found {len(events)} events\n")
+
+    for i, event in enumerate(events, 1):
+        lines.append(format_event_summary(event, i))
+        lines.append("")  # Blank line between events
+
+    if cursor:
+        lines.append("─" * 60)
+        lines.append(f"📄 More results available. Use --cursor {cursor[:20]}...")
+
+    lines.append("=" * 60)
+    return "\n".join(lines)
+
+
+@click.command()
+@click.option("--limit", default=10, type=int, help="Number of events to return (1-200)")
+@click.option(
+    "--status", type=click.Choice(["open", "closed", "settled"]), help="Event status filter"
+)
+@click.option("--series-ticker", help="Filter by series ticker")
+@click.option("--with-markets", is_flag=True, help="Include nested markets in response")
+@click.option("--cursor", help="Pagination cursor for next page")
+@click.option(
+    "--json", "output_json", is_flag=True, help="Output as JSON instead of human-readable format"
+)
+def main(
+    limit: int,
+    status: str | None,
+    series_ticker: str | None,
+    with_markets: bool,
+    cursor: str | None,
+    output_json: bool,
+):
+    """
+    List events (collections of related markets).
+
+    Events group related markets together, such as all markets
+    for a specific date or competition.
+    No authentication required.
+    """
+    try:
+        # Validate limit
+        if limit < 1 or limit > 200:
+            raise ValueError("Limit must be between 1 and 200")
+
+        # Get events from API
+        with KalshiClient() as client:
+            data = client.get_events(
+                limit=limit,
+                status=status,
+                series_ticker=series_ticker,
+                with_nested_markets=with_markets,
+                cursor=cursor,
+            )
+
+        # Output results
+        if output_json:
+            # JSON output for automation/MCP
+            click.echo(json.dumps(data, indent=2))
+        else:
+            # Human-readable output
+            formatted = format_events_list(data)
+            click.echo(formatted)
+
+        sys.exit(0)
+
+    except Exception as e:
+        if output_json:
+            # JSON error format
+            error_data = {"error": str(e)}
+            click.echo(json.dumps(error_data, indent=2))
+        else:
+            # Human-readable error
+            click.echo(f"❌ Error: {e}", err=True)
+        sys.exit(1)
+
+
+if __name__ == "__main__":
+    main()