Remove redundant runtime cache downloader and protect cache Parquet files from unlinking

streamlit/dashboard.py

@@ -111,45 +111,6 @@ st.set_page_config(
     },
 )
 
-
-def is_lfs_pointer(path):
-    """Check if a file is an LFS pointer file or doesn't exist."""
-    if not path.exists():
-        return True
-    if path.stat().st_size > 2000:
-        return False
-    try:
-        with open(path, "r", encoding="utf-8", errors="ignore") as f:
-            first_line = f.readline()
-            return first_line.startswith("version https://git-lfs")
-    except:
-        return False
-
-def ensure_cache_files():
-    """Ensure all parquet cache files exist and are not LFS pointer files."""
-    CACHE_DIR.mkdir(exist_ok=True)
-    files = {
-        "profiles.parquet": "https://huggingface.co/spaces/jpawan33/Argolytics/resolve/main/streamlit/cache/profiles.parquet",
-        "bgc_profiles.parquet": "https://huggingface.co/spaces/jpawan33/Argolytics/resolve/main/streamlit/cache/bgc_profiles.parquet",
-        "meta.parquet": "https://huggingface.co/spaces/jpawan33/Argolytics/resolve/main/streamlit/cache/meta.parquet",
-        "incois_launch_dates.csv": "https://huggingface.co/spaces/jpawan33/Argolytics/resolve/main/streamlit/cache/incois_launch_dates.csv"
-    }
-    
-    import urllib.request
-    for name, url in files.items():
-        path = CACHE_DIR / name
-        if is_lfs_pointer(path):
-            try:
-                if path.exists():
-                    path.unlink()
-                with st.spinner(f"Initializing cache file {name} (one-time setup)..."):
-                    urllib.request.urlretrieve(url, path)
-            except Exception as e:
-                st.error(f"Failed to download {name} from Hugging Face: {e}")
-
-ensure_cache_files()
-
-
 # ==================== CUSTOM CSS ====================
 st.markdown(
     """
@@ -986,8 +947,12 @@ with st.sidebar:
 
     # ── Refresh ──
     if st.button("🔄 Refresh Data", use_container_width=True, type="primary"):
-        for f in CACHE_DIR.glob("*.parquet"):
-            f.unlink()
+        if PROF_FILE.exists():
+            for f in CACHE_DIR.glob("*.parquet"):
+                try:
+                    f.unlink()
+                except:
+                    pass
         st.cache_data.clear()
         st.rerun()