реализованы все функции и основной сценарий
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commit
3bf10a7461
9
data/workouts.json
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9
data/workouts.json
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[
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{
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"date": "2026-04-28",
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"type": "swimming",
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"duration_min": 1200,
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"distance_km": 2.0,
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"calories": 120
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}
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]
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154
fitness_tracker.py
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154
fitness_tracker.py
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import json
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import os
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from typing import Optional
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def load_workouts(file_path: str) -> list:
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try:
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with open(file_path, 'r', encoding='utf-8') as file:
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workouts = json.load(file)
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return workouts if isinstance(workouts, list) else []
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except (FileNotFoundError, json.JSONDecodeError, IOError):
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return []
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def filter_by_type(workouts: list, workout_type: str) -> list:
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return [w for w in workouts if w.get('type') == workout_type]
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def filter_by_date_range(workouts: list, start_date: str, end_date: str) -> list:
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return [w for w in workouts if start_date <= w.get('date', '') <= end_date]
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def total_calories(workouts: list) -> int:
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return sum(w.get('calories', 0) for w in workouts)
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def average_duration(workouts: list) -> float:
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if not workouts:
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return 0.0
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total_duration = sum(w.get('duration_min', 0) for w in workouts)
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return total_duration / len(workouts)
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def best_distance(workouts: list) -> Optional[dict]:
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distance_workouts = [w for w in workouts if w.get('distance_km', 0) > 0]
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if not distance_workouts:
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return None
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best = max(distance_workouts, key=lambda x: x.get('distance_km', 0))
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return {
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'date': best.get('date'),
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'type': best.get('type'),
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'distance_km': best.get('distance_km')
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}
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def calories_per_minute(workout: dict) -> float:
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duration = workout.get('duration_min', 0)
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calories = workout.get('calories', 0)
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if duration == 0:
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return 0.0
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return calories / duration
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def add_workout(workouts: list, date: str, workout_type: str, duration_min: int,
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distance_km: float, calories: int, avg_heart_rate: int = None) -> list:
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valid_types = ['running', 'swimming', 'cycling', 'strength']
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if workout_type not in valid_types:
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raise ValueError(f"Неверный тип тренировки. Допустимые: {valid_types}")
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if duration_min <= 0:
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raise ValueError("Длительность должна быть больше 0")
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if calories <= 0:
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raise ValueError("Калории должны быть больше 0")
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if distance_km < 0:
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raise ValueError("Дистанция не может быть отрицательной")
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workout = {
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'date': date,
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'type': workout_type,
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'duration_min': duration_min,
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'distance_km': distance_km,
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'calories': calories
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}
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if avg_heart_rate is not None:
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workout['avg_heart_rate'] = avg_heart_rate
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workouts.append(workout)
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return workouts
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def get_heart_rate_zones(workouts: list) -> dict:
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zones = {
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'low': 0,
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'moderate': 0,
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'high': 0
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}
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for workout in workouts:
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heart_rate = workout.get('avg_heart_rate')
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if heart_rate is not None:
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if heart_rate < 120:
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zones['low'] += 1
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elif heart_rate <= 150:
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zones['moderate'] += 1
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else:
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zones['high'] += 1
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return zones
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def generate_monthly_report(workouts: list, year: int, month: int) -> dict:
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month_workouts = []
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for w in workouts:
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date = w.get('date', '')
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if date and date.startswith(f"{year}-{month:02d}"):
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month_workouts.append(w)
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if not month_workouts:
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return {
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'total_workouts': 0,
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'total_calories': 0,
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'total_distance_km': 0.0,
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'avg_duration_min': 0.0,
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'workouts_by_type': {},
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'most_frequent_type': ''
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}
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total_workouts = len(month_workouts)
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total_calories = sum(w.get('calories', 0) for w in month_workouts)
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distance_types = ['running', 'swimming', 'cycling']
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total_distance = sum(w.get('distance_km', 0) for w in month_workouts
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if w.get('type') in distance_types)
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avg_duration = sum(w.get('duration_min', 0) for w in month_workouts) / total_workouts
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workouts_by_type = {}
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for w in month_workouts:
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w_type = w.get('type')
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workouts_by_type[w_type] = workouts_by_type.get(w_type, 0) + 1
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if workouts_by_type:
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max_count = max(workouts_by_type.values())
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most_frequent = [t for t, c in workouts_by_type.items() if c == max_count]
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most_frequent_type = sorted(most_frequent)[0]
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else:
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most_frequent_type = ''
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return {
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'total_workouts': total_workouts,
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'total_calories': total_calories,
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'total_distance_km': round(total_distance, 2),
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'avg_duration_min': round(avg_duration, 1),
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'workouts_by_type': workouts_by_type,
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'most_frequent_type': most_frequent_type
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}
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175
main.py
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175
main.py
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from fitness_tracker import *
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import os
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def save_workouts(file_path: str, workouts: list) -> None:
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try:
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os.makedirs(os.path.dirname(file_path), exist_ok=True)
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with open(file_path, 'w', encoding='utf-8') as file:
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json.dump(workouts, file, indent=2, ensure_ascii=False)
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print(f"\nДанные сохранены в {file_path}")
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except IOError as e:
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print(f"\nОшибка при сохранении: {e}")
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def main():
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print("=" * 60)
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print("ФИТНЕС ТРЕКЕР - АНАЛИЗ ТРЕНИРОВОК")
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print("=" * 60)
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FILE_PATH = "data/workouts.json"
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workouts = load_workouts(FILE_PATH)
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print(f"\nЗагружено {len(workouts)} тренировок")
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print("\n" + "=" * 60)
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print("ОБЩАЯ СТАТИСТИКА")
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print("=" * 60)
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print(f"\nВсего тренировок: {len(workouts)}")
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total_cals = total_calories(workouts)
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print(f"Всего калорий: {total_cals}")
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avg_dur = average_duration(workouts)
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print(f"Средняя длительность: {avg_dur:.1f} минут")
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best = best_distance(workouts)
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if best:
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print(f"Лучшая дистанция: {best['distance_km']} км ({best['type']}, {best['date']})")
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else:
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print("Лучшая дистанция: нет тренировок с дистанцией")
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print("\n" + "=" * 60)
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print("ФИЛЬТРАЦИЯ ПО ТИПУ ТРЕНИРОВКИ")
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print("=" * 60)
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valid_types = ['running', 'swimming', 'cycling', 'strength']
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while True:
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workout_type = input("\nВведите тип тренировки (running/swimming/cycling/strength): ").lower()
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if workout_type in valid_types:
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break
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print(f"Неверный тип. Допустимые: {valid_types}")
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filtered = filter_by_type(workouts, workout_type)
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print(f"\nТренировок типа '{workout_type}': {len(filtered)}")
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print("\n" + "=" * 60)
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print("МЕСЯЧНЫЙ ОТЧЁТ")
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print("=" * 60)
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while True:
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try:
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year = int(input("\nВведите год (например, 2024): "))
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month = int(input("Введите месяц (1-12): "))
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if 1 <= month <= 12:
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break
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print("Месяц должен быть от 1 до 12")
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except ValueError:
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print("Введите целое число")
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report = generate_monthly_report(workouts, year, month)
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print(f"\nОТЧЁТ ЗА {year}-{month:02d}")
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print("-" * 40)
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print(f"Всего тренировок: {report['total_workouts']}")
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print(f"Всего калорий: {report['total_calories']}")
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print(f"Общая дистанция: {report['total_distance_km']} км")
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print(f"Средняя длительность: {report['avg_duration_min']} мин")
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print("\nРаспределение по типам:")
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for w_type, count in report['workouts_by_type'].items():
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print(f" {w_type}: {count}")
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print(f"\nСамый частый тип: {report['most_frequent_type'] if report['most_frequent_type'] else 'нет данных'}")
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month_workouts = [w for w in workouts if w.get('date', '').startswith(f"{year}-{month:02d}")]
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hr_zones = get_heart_rate_zones(month_workouts)
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print("\nПУЛЬСОВЫЕ ЗОНЫ (за месяц)")
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print("-" * 40)
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print(f"Низкая (< 120 bpm): {hr_zones['low']} тренировок")
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print(f"Средняя (120-150 bpm): {hr_zones['moderate']} тренировок")
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print(f"Высокая (> 150 bpm): {hr_zones['high']} тренировок")
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print("\n" + "=" * 60)
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print("ДОБАВЛЕНИЕ НОВОЙ ТРЕНИРОВКИ")
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print("=" * 60)
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add_new = input("\nДобавить новую тренировку? (да/нет): ").lower()
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if add_new in ['да', 'yes', 'y', 'д']:
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print("\nВведите данные новой тренировки:")
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while True:
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date = input("Дата (ГГГГ-ММ-ДД): ")
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if len(date) == 10 and date[4] == '-' and date[7] == '-':
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break
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print("Неверный формат даты. Используйте ГГГГ-ММ-ДД")
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while True:
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w_type = input("Тип (running/swimming/cycling/strength): ").lower()
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if w_type in valid_types:
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break
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print(f"Неверный тип. Допустимые: {valid_types}")
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while True:
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try:
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duration = int(input("Длительность (минуты): "))
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if duration > 0:
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break
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print("Длительность должна быть больше 0")
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except ValueError:
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print("Введите целое число")
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while True:
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try:
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distance = float(input("Дистанция (км): "))
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if distance >= 0:
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break
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print("Дистанция не может быть отрицательной")
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except ValueError:
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print("Введите число")
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while True:
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try:
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calories = int(input("Калории: "))
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if calories > 0:
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break
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print("Калории должны быть больше 0")
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except ValueError:
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print("Введите целое число")
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hr_input = input("Средний пульс (опционально, Enter чтобы пропустить): ")
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avg_heart_rate = int(hr_input) if hr_input.strip() else None
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try:
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workouts = add_workout(workouts, date, w_type, duration, distance, calories, avg_heart_rate)
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print(f"\nТренировка успешно добавлена")
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except ValueError as e:
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print(f"\nОшибка: {e}")
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save_workouts(FILE_PATH, workouts)
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print("\n" + "=" * 60)
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print("ДЕМОНСТРАЦИЯ ФУНКЦИИ calories_per_minute")
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print("=" * 60)
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if workouts:
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first_workout = workouts[0]
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intensity = calories_per_minute(first_workout)
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print(f"\nПервая тренировка в списке:")
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print(f"Дата: {first_workout.get('date')}")
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print(f"Тип: {first_workout.get('type')}")
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print(f"Длительность: {first_workout.get('duration_min')} мин")
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print(f"Калории: {first_workout.get('calories')}")
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print(f"\nИнтенсивность: {intensity:.2f} калорий в минуту")
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else:
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print("\nНет тренировок для демонстрации")
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print("\n" + "=" * 60)
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print("ПРОГРАММА ЗАВЕРШЕНА")
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print("=" * 60)
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if __name__ == "__main__":
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main()
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