Update utils.py

utils.py

@@ -494,21 +494,20 @@ def _preprocess_text_for_tts(text: str, speaker: str) -> str:
     # 1) "SaaS" => "sass"
     text = re.sub(r"\b(?i)SaaS\b", "sass", text)
 
-    # 2) Insert periods for uppercase abbreviations (>=2 chars), then remove them
+    # 2) Insert periods in uppercase abbreviations (letters only), then remove them
     def insert_periods_for_abbrev(m):
         abbr = m.group(0)
         return ".".join(list(abbr)) + "."
-    text = re.sub(r"\b([A-Z0-9]{2,})\b", insert_periods_for_abbrev, text)
+    text = re.sub(r"\b([A-Z]{2,})\b", insert_periods_for_abbrev, text)
     text = re.sub(r"\.\.", ".", text)
     def remove_periods_for_tts(m):
         return m.group(0).replace(".", " ").strip()
-    text = re.sub(r"[A-Z0-9]\.[A-Z0-9](?:\.[A-Z0-9])*\.", remove_periods_for_tts, text)
+    text = re.sub(r"[A-Z]\.[A-Z](?:\.[A-Z])*\.", remove_periods_for_tts, text)
 
     # 3) Replace hyphens with spaces
     text = re.sub(r"-", " ", text)
 
     # Removed numeric conversions to let TTS handle numbers naturally.
-    # No regex or num2words conversion for numbers here.
 
     # 6) Emotive placeholders
     text = re.sub(r"\b(ha(ha)?|heh|lol)\b", "(* laughs *)", text, flags=re.IGNORECASE)
@@ -540,7 +539,6 @@ def _preprocess_text_for_tts(text: str, speaker: str) -> str:
 
     return text.strip()
 
-
 def _spell_digits(d: str) -> str:
     """
     Convert individual digits '3' -> 'three'.
@@ -610,4 +608,3 @@ def call_groq_api_for_qa(system_prompt: str) -> str:
 
     raw_content = response.choices[0].message.content.strip()
     return raw_content
-