Update extract_red_text.py

extract_red_text.py

@@ -4,7 +4,11 @@ import json
 import sys
 from docx import Document
 from docx.oxml.ns import qn
-from master_key import TABLE_SCHEMAS, HEADING_PATTERNS, PARAGRAPH_PATTERNS
+try:
+    from .master_key import TABLE_SCHEMAS, HEADING_PATTERNS, PARAGRAPH_PATTERNS
+except ImportError:
+    # When running as a script directly
+    from master_key import TABLE_SCHEMAS, HEADING_PATTERNS, PARAGRAPH_PATTERNS
 import unicodedata  # if not already imported
 
 MONTHS = r"(January|February|March|April|May|June|July|August|September|October|November|December|Jan|Feb|Mar|Apr|Jun|Jul|Aug|Sep|Sept|Oct|Nov|Dec)"