Add transcript parser for episode page generation

website_gen/transcript.py

@@ -0,0 +1,29 @@
+import re
+
+SPEAKER_RE = re.compile(r"^([A-Z][A-Z0-9 .'-]{0,30}):\s*(.*)$", re.DOTALL)
+
+
+def parse_transcript(raw: str) -> list[tuple[str, str]]:
+    """Split a transcript into (speaker, text) turns.
+
+    Paragraphs are blank-line separated. A paragraph that does not open with a
+    SPEAKER: label is attributed to whoever spoke last, which is how the
+    transcriber emits long turns that wrap.
+    """
+    turns: list[tuple[str, str]] = []
+    current = None
+    for para in re.split(r"\n\s*\n", raw or ""):
+        para = para.strip()
+        if not para:
+            continue
+        m = SPEAKER_RE.match(para)
+        if m:
+            current = m.group(1).strip()
+            text = m.group(2).strip()
+        else:
+            text = para
+        if current is None:
+            current = "LUKE"
+        if text:
+            turns.append((current, text))
+    return turns