Update app.py

app.py

@@ -28,8 +28,10 @@ fmp_api_key = os.environ['FMP_API_KEY']
 # initialize the default model for embedding the tokenized texts, the articles are stored in this embedded form in the vector database
 hf_embeddings = HuggingFaceEmbeddings()
 
-os.system("rm -r chromadb_earnings_transcripts_extracted")
-os.system("rm earnings_transcripts_chromadb.zip")
+if os.path.exists("chromadb_earnings_transcripts_extracted"):
+    os.system("rm -r chromadb_earnings_transcripts_extracted")
+if os.path.exists("earnings_transcripts_chromadb.zip"):
+    os.system("rm earnings_transcripts_chromadb.zip")
 os.system("wget https://github.com/damianboh/test_earnings_calls/raw/main/earnings_transcripts_chromadb.zip")
 os.system("unzip earnings_transcripts_chromadb.zip -d chromadb_earnings_transcripts_extracted")