Update app.py

app.py

@@ -1,47 +1,18 @@
 import gradio as gr
 import os
 import csv
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 from datetime import datetime, timedelta
 from huggingface_hub import Repository
 import threading
 import time
 import json
 
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 # Configuration
 DATA_STORAGE_REPO = "CIV3283/Data_Storage"
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 DATA_BRANCH_NAME = "data_branch"
 LOCAL_DATA_DIR = "temp_data_storage"
 MIN_IDLE_MINUTES = 10  # Minimum idle time required for space assignment
 ALLOCATION_LOCK_DURATION = 5  # Lock duration in minutes
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 # 缓存配置 - 全部改为内存存储
 CACHE_UPDATE_INTERVAL = 600  # 10分钟 = 600秒
@@ -56,13 +27,7 @@ class MemoryAllocationStore:
         self._allocations = {}  # {space_name: {'student_id': str, 'allocated_time': datetime, 'expires_at': datetime}}
         self._lock = threading.Lock()
         self._cleanup_interval = 60  # 每分钟清理一次过期记录
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         # 启动后台清理线程
         self._start_cleanup_thread()
     
@@ -821,18 +786,6 @@ def select_space_with_enhanced_collision_avoidance_cached(space_activity, studen
         alternative_spaces = [s for s in basic_available_spaces[1:] 
                             if not local_tracker.is_recently_allocated_locally(s['space_name'])[0]]
 
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         if alternative_spaces:
             selected_space = alternative_spaces[0]
             space_name = selected_space['space_name']
@@ -958,52 +911,11 @@ def create_status_display_with_cache_info(space_activity):
     status_display = "📊 **Current Space Status (sorted by availability):**<br><br>"
 
 
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     # 显示缓存信息
     if cache_info:
         if cache_info['is_fresh']:
             cache_status = f"✅ Fresh (updated {cache_info['age_minutes']:.1f} min ago)"
 
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         else:
             cache_status = f"⚠️ Stale (updated {cache_info['age_minutes']:.1f} min ago)"
         
@@ -1244,70 +1156,6 @@ def create_admin_interface():
                 result = clear_memory_allocations()
                 if 'error' in result:
                     return result, "❌ Failed to clear memory allocations"
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                 else:
                     # 获取更新后的状态
                     status = get_memory_allocation_status()
@@ -1324,8 +1172,6 @@ def create_admin_interface():
         force_cache_update_btn.click(
             fn=force_update,
             outputs=[cache_info_display, cache_status_message]
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         )
         
         # Data tab event handlers