9088b46563
- Three-scenario planning engine (A: date range, B: selected games, C: directional routes) - GeographicRouteExplorer with anchor game support for route exploration - Shared ItineraryBuilder for travel segment calculation - TravelEstimator for driving time/distance estimation - SwiftUI views for trip creation and detail display - CloudKit integration for schedule data - Python scraping scripts for sports schedules 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
591 lines
19 KiB
Python
591 lines
19 KiB
Python
#!/usr/bin/env python3
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"""
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Cross-Validation System for SportsTime App
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Compares scraped data from multiple sources and flags discrepancies.
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Usage:
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python validate_data.py --data-dir ./data
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python validate_data.py --scrape-and-validate --season 2025
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"""
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import argparse
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import json
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from datetime import datetime
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from pathlib import Path
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from dataclasses import dataclass, asdict, field
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from typing import Optional
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from collections import defaultdict
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# Import scrapers from main script
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from scrape_schedules import (
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Game, Stadium,
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scrape_nba_basketball_reference,
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scrape_mlb_statsapi, scrape_mlb_baseball_reference,
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scrape_nhl_hockey_reference,
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NBA_TEAMS, MLB_TEAMS, NHL_TEAMS,
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assign_stable_ids,
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)
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# =============================================================================
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# VALIDATION DATA CLASSES
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# =============================================================================
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@dataclass
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class Discrepancy:
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"""Represents a discrepancy between sources."""
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game_key: str
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field: str # 'date', 'time', 'venue', 'teams', 'missing'
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source1: str
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source2: str
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value1: str
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value2: str
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severity: str # 'high', 'medium', 'low'
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@dataclass
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class ValidationReport:
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"""Summary of validation results."""
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sport: str
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season: str
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sources: list
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total_games_source1: int = 0
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total_games_source2: int = 0
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games_matched: int = 0
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games_missing_source1: int = 0
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games_missing_source2: int = 0
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discrepancies: list = field(default_factory=list)
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def to_dict(self):
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return {
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'sport': self.sport,
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'season': self.season,
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'sources': self.sources,
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'total_games_source1': self.total_games_source1,
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'total_games_source2': self.total_games_source2,
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'games_matched': self.games_matched,
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'games_missing_source1': self.games_missing_source1,
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'games_missing_source2': self.games_missing_source2,
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'discrepancies': [asdict(d) for d in self.discrepancies],
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'discrepancy_summary': self.get_summary()
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}
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def get_summary(self):
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by_field = defaultdict(int)
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by_severity = defaultdict(int)
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for d in self.discrepancies:
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by_field[d.field] += 1
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by_severity[d.severity] += 1
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return {
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'by_field': dict(by_field),
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'by_severity': dict(by_severity)
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}
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# =============================================================================
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# GAME KEY GENERATION
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# =============================================================================
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def normalize_abbrev(abbrev: str, sport: str) -> str:
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"""Normalize team abbreviations across different sources."""
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abbrev = abbrev.upper().strip()
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if sport == 'MLB':
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# MLB abbreviation mappings between sources
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mlb_mappings = {
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'AZ': 'ARI', 'ARI': 'ARI', # Arizona
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'ATH': 'OAK', 'OAK': 'OAK', # Oakland/Athletics
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'CWS': 'CHW', 'CHW': 'CHW', # Chicago White Sox
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'KC': 'KCR', 'KCR': 'KCR', # Kansas City
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'SD': 'SDP', 'SDP': 'SDP', # San Diego
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'SF': 'SFG', 'SFG': 'SFG', # San Francisco
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'TB': 'TBR', 'TBR': 'TBR', # Tampa Bay
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'WSH': 'WSN', 'WSN': 'WSN', # Washington
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}
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return mlb_mappings.get(abbrev, abbrev)
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elif sport == 'NBA':
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nba_mappings = {
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'PHX': 'PHO', 'PHO': 'PHO', # Phoenix
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'BKN': 'BRK', 'BRK': 'BRK', # Brooklyn
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'CHA': 'CHO', 'CHO': 'CHO', # Charlotte
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'NOP': 'NOP', 'NO': 'NOP', # New Orleans
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}
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return nba_mappings.get(abbrev, abbrev)
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elif sport == 'NHL':
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nhl_mappings = {
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'ARI': 'UTA', 'UTA': 'UTA', # Arizona moved to Utah
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'VGS': 'VGK', 'VGK': 'VGK', # Vegas
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}
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return nhl_mappings.get(abbrev, abbrev)
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return abbrev
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def generate_game_key(game: Game) -> str:
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"""
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Generate a unique key for matching games across sources.
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Uses date + normalized team abbreviations (sorted) to match.
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"""
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home = normalize_abbrev(game.home_team_abbrev, game.sport)
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away = normalize_abbrev(game.away_team_abbrev, game.sport)
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teams = sorted([home, away])
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return f"{game.date}_{teams[0]}_{teams[1]}"
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def normalize_team_name(name: str, sport: str) -> str:
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"""Normalize team name variations."""
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teams = {'NBA': NBA_TEAMS, 'MLB': MLB_TEAMS, 'NHL': NHL_TEAMS}.get(sport, {})
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name_lower = name.lower().strip()
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# Check against known team names
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for abbrev, info in teams.items():
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if name_lower == info['name'].lower():
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return abbrev
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# Check city match
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if name_lower == info['city'].lower():
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return abbrev
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# Check partial match
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if name_lower in info['name'].lower() or info['name'].lower() in name_lower:
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return abbrev
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return name[:3].upper()
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def normalize_venue(venue: str) -> str:
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"""Normalize venue name for comparison."""
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# Remove common variations
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normalized = venue.lower().strip()
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# Remove sponsorship prefixes that change
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replacements = [
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('at ', ''),
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('the ', ''),
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(' stadium', ''),
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(' arena', ''),
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(' center', ''),
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(' field', ''),
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(' park', ''),
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('.com', ''),
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('crypto', 'crypto.com'),
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]
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for old, new in replacements:
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normalized = normalized.replace(old, new)
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return normalized.strip()
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def normalize_time(time_str: Optional[str]) -> Optional[str]:
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"""Normalize time format to HH:MM."""
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if not time_str:
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return None
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time_str = time_str.strip().lower()
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# Handle various formats
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if 'pm' in time_str or 'am' in time_str:
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# 12-hour format
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try:
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for fmt in ['%I:%M%p', '%I:%M %p', '%I%p']:
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try:
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dt = datetime.strptime(time_str.replace(' ', ''), fmt)
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return dt.strftime('%H:%M')
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except:
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continue
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except:
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pass
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# Already 24-hour or just numbers
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if ':' in time_str:
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parts = time_str.split(':')
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if len(parts) >= 2:
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try:
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hour = int(parts[0])
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minute = int(parts[1][:2])
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return f"{hour:02d}:{minute:02d}"
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except:
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pass
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return time_str
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# =============================================================================
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# CROSS-VALIDATION LOGIC
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# =============================================================================
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def validate_games(
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games1: list[Game],
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games2: list[Game],
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source1_name: str,
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source2_name: str,
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sport: str,
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season: str
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) -> ValidationReport:
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"""
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Compare two lists of games and find discrepancies.
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"""
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report = ValidationReport(
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sport=sport,
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season=season,
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sources=[source1_name, source2_name],
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total_games_source1=len(games1),
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total_games_source2=len(games2)
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)
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# Index games by key
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games1_by_key = {}
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for g in games1:
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key = generate_game_key(g)
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games1_by_key[key] = g
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games2_by_key = {}
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for g in games2:
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key = generate_game_key(g)
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games2_by_key[key] = g
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# Find matches and discrepancies
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all_keys = set(games1_by_key.keys()) | set(games2_by_key.keys())
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for key in all_keys:
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g1 = games1_by_key.get(key)
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g2 = games2_by_key.get(key)
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if g1 and g2:
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# Both sources have this game - compare fields
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report.games_matched += 1
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# Compare dates (should match by key, but double-check)
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if g1.date != g2.date:
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report.discrepancies.append(Discrepancy(
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game_key=key,
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field='date',
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source1=source1_name,
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source2=source2_name,
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value1=g1.date,
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value2=g2.date,
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severity='high'
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))
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# Compare times
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time1 = normalize_time(g1.time)
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time2 = normalize_time(g2.time)
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if time1 and time2 and time1 != time2:
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# Check if times are close (within 1 hour - could be timezone)
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try:
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t1 = datetime.strptime(time1, '%H:%M')
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t2 = datetime.strptime(time2, '%H:%M')
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diff_minutes = abs((t1 - t2).total_seconds() / 60)
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severity = 'low' if diff_minutes <= 60 else 'medium'
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except:
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severity = 'medium'
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report.discrepancies.append(Discrepancy(
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game_key=key,
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field='time',
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source1=source1_name,
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source2=source2_name,
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value1=time1 or '',
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value2=time2 or '',
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severity=severity
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))
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# Compare venues
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venue1 = normalize_venue(g1.venue) if g1.venue else ''
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venue2 = normalize_venue(g2.venue) if g2.venue else ''
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if venue1 and venue2 and venue1 != venue2:
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# Check for partial match
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if venue1 not in venue2 and venue2 not in venue1:
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report.discrepancies.append(Discrepancy(
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game_key=key,
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field='venue',
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source1=source1_name,
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source2=source2_name,
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value1=g1.venue,
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value2=g2.venue,
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severity='low'
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))
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elif g1 and not g2:
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# Game only in source 1
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report.games_missing_source2 += 1
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# Determine severity based on date
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# Spring training (March before ~25th) and playoffs (Oct+) are expected differences
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severity = 'high'
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try:
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game_date = datetime.strptime(g1.date, '%Y-%m-%d')
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month = game_date.month
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day = game_date.day
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if month == 3 and day < 26: # Spring training
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severity = 'medium'
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elif month >= 10: # Playoffs/postseason
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severity = 'medium'
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except:
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pass
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report.discrepancies.append(Discrepancy(
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game_key=key,
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field='missing',
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source1=source1_name,
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source2=source2_name,
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value1=f"{g1.away_team} @ {g1.home_team}",
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value2='NOT FOUND',
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severity=severity
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))
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else:
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# Game only in source 2
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report.games_missing_source1 += 1
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# Determine severity based on date
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severity = 'high'
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try:
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game_date = datetime.strptime(g2.date, '%Y-%m-%d')
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month = game_date.month
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day = game_date.day
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if month == 3 and day < 26: # Spring training
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severity = 'medium'
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elif month >= 10: # Playoffs/postseason
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severity = 'medium'
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except:
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pass
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report.discrepancies.append(Discrepancy(
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game_key=key,
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field='missing',
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source1=source1_name,
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source2=source2_name,
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value1='NOT FOUND',
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value2=f"{g2.away_team} @ {g2.home_team}",
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severity=severity
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))
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return report
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def validate_stadiums(stadiums: list[Stadium]) -> list[dict]:
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"""
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Validate stadium data for completeness and accuracy.
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"""
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issues = []
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for s in stadiums:
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# Check for missing coordinates
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if s.latitude == 0 or s.longitude == 0:
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issues.append({
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'stadium': s.name,
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'sport': s.sport,
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'issue': 'Missing coordinates',
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'severity': 'high'
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})
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# Check for missing capacity
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if s.capacity == 0:
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issues.append({
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'stadium': s.name,
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'sport': s.sport,
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'issue': 'Missing capacity',
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'severity': 'low'
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})
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# Check coordinate bounds (roughly North America)
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if s.latitude != 0:
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if not (24 < s.latitude < 55):
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issues.append({
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'stadium': s.name,
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'sport': s.sport,
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'issue': f'Latitude {s.latitude} outside expected range',
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'severity': 'medium'
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})
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if s.longitude != 0:
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if not (-130 < s.longitude < -60):
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issues.append({
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'stadium': s.name,
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'sport': s.sport,
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'issue': f'Longitude {s.longitude} outside expected range',
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'severity': 'medium'
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})
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return issues
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# =============================================================================
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# MULTI-SOURCE SCRAPING
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# =============================================================================
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def scrape_nba_all_sources(season: int) -> dict:
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"""Scrape NBA from all available sources."""
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nba_season = f"{season-1}-{str(season)[2:]}"
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games = scrape_nba_basketball_reference(season)
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games = assign_stable_ids(games, 'NBA', nba_season)
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return {
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'basketball-reference': games,
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# ESPN requires JS rendering, skip for now
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}
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def scrape_mlb_all_sources(season: int) -> dict:
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"""Scrape MLB from all available sources."""
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mlb_season = str(season)
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# MLB API uses official gamePk - already stable
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api_games = scrape_mlb_statsapi(season)
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# Baseball-Reference needs stable IDs
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br_games = scrape_mlb_baseball_reference(season)
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br_games = assign_stable_ids(br_games, 'MLB', mlb_season)
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return {
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'statsapi.mlb.com': api_games,
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'baseball-reference': br_games,
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}
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def scrape_nhl_all_sources(season: int) -> dict:
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"""Scrape NHL from all available sources."""
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nhl_season = f"{season-1}-{str(season)[2:]}"
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games = scrape_nhl_hockey_reference(season)
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games = assign_stable_ids(games, 'NHL', nhl_season)
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return {
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'hockey-reference': games,
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# NHL API requires date iteration, skip for now
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}
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# =============================================================================
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# MAIN
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# =============================================================================
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def main():
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parser = argparse.ArgumentParser(description='Validate sports data')
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parser.add_argument('--data-dir', type=str, default='./data', help='Data directory')
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parser.add_argument('--scrape-and-validate', action='store_true', help='Scrape fresh and validate')
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parser.add_argument('--season', type=int, default=2025, help='Season year')
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parser.add_argument('--sport', choices=['nba', 'mlb', 'nhl', 'all'], default='all')
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parser.add_argument('--output', type=str, default='./data/validation_report.json')
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args = parser.parse_args()
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reports = []
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stadium_issues = []
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if args.scrape_and_validate:
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print("\n" + "="*60)
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print("CROSS-VALIDATION MODE")
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print("="*60)
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# MLB has two good sources - validate
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if args.sport in ['mlb', 'all']:
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print(f"\n--- MLB {args.season} ---")
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mlb_sources = scrape_mlb_all_sources(args.season)
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source_names = list(mlb_sources.keys())
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if len(source_names) >= 2:
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games1 = mlb_sources[source_names[0]]
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games2 = mlb_sources[source_names[1]]
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if games1 and games2:
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report = validate_games(
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games1, games2,
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source_names[0], source_names[1],
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'MLB', str(args.season)
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)
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reports.append(report)
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print(f" Compared {report.total_games_source1} vs {report.total_games_source2} games")
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print(f" Matched: {report.games_matched}")
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print(f" Discrepancies: {len(report.discrepancies)}")
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# NBA (single source for now, but validate data quality)
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if args.sport in ['nba', 'all']:
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print(f"\n--- NBA {args.season} ---")
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nba_sources = scrape_nba_all_sources(args.season)
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games = nba_sources.get('basketball-reference', [])
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print(f" Got {len(games)} games from Basketball-Reference")
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# Validate internal consistency
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teams_seen = defaultdict(int)
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for g in games:
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teams_seen[g.home_team_abbrev] += 1
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teams_seen[g.away_team_abbrev] += 1
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# Each team should have ~82 games
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for team, count in teams_seen.items():
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if count < 70 or count > 95:
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print(f" Warning: {team} has {count} games (expected ~82)")
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else:
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# Load existing data and validate
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data_dir = Path(args.data_dir)
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# Load games
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games_file = data_dir / 'games.json'
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if games_file.exists():
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with open(games_file) as f:
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games_data = json.load(f)
|
|
print(f"\nLoaded {len(games_data)} games from {games_file}")
|
|
|
|
# Group by sport and validate counts
|
|
by_sport = defaultdict(list)
|
|
for g in games_data:
|
|
by_sport[g['sport']].append(g)
|
|
|
|
for sport, sport_games in by_sport.items():
|
|
print(f" {sport}: {len(sport_games)} games")
|
|
|
|
# Load and validate stadiums
|
|
stadiums_file = data_dir / 'stadiums.json'
|
|
if stadiums_file.exists():
|
|
with open(stadiums_file) as f:
|
|
stadiums_data = json.load(f)
|
|
stadiums = [Stadium(**s) for s in stadiums_data]
|
|
print(f"\nLoaded {len(stadiums)} stadiums from {stadiums_file}")
|
|
|
|
stadium_issues = validate_stadiums(stadiums)
|
|
if stadium_issues:
|
|
print(f"\nStadium validation issues ({len(stadium_issues)}):")
|
|
for issue in stadium_issues[:10]:
|
|
print(f" [{issue['severity'].upper()}] {issue['stadium']}: {issue['issue']}")
|
|
if len(stadium_issues) > 10:
|
|
print(f" ... and {len(stadium_issues) - 10} more")
|
|
|
|
# Save validation report
|
|
output_path = Path(args.output)
|
|
output_path.parent.mkdir(parents=True, exist_ok=True)
|
|
|
|
full_report = {
|
|
'generated_at': datetime.now().isoformat(),
|
|
'season': args.season,
|
|
'game_validations': [r.to_dict() for r in reports],
|
|
'stadium_issues': stadium_issues
|
|
}
|
|
|
|
with open(output_path, 'w') as f:
|
|
json.dump(full_report, f, indent=2)
|
|
|
|
print(f"\n Validation report saved to {output_path}")
|
|
|
|
# Summary
|
|
print("\n" + "="*60)
|
|
print("VALIDATION SUMMARY")
|
|
print("="*60)
|
|
|
|
total_discrepancies = sum(len(r.discrepancies) for r in reports)
|
|
high_severity = sum(
|
|
1 for r in reports
|
|
for d in r.discrepancies
|
|
if d.severity == 'high'
|
|
)
|
|
|
|
print(f"Total game validation reports: {len(reports)}")
|
|
print(f"Total discrepancies found: {total_discrepancies}")
|
|
print(f"High severity issues: {high_severity}")
|
|
print(f"Stadium data issues: {len(stadium_issues)}")
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|