Update app.py

app.py

@@ -69,16 +69,21 @@ def capitalize_sentences_and_nouns(text):
 
 # Function to force capitalization of the first letter of every sentence
 # Function to force capitalization of the first letter of every sentence and add missing full stops
+# Function to force capitalization of the first letter of every sentence and ensure full stops
 def force_first_letter_capital(text):
-    sentences = re.split(r'(?<=[.!?])\s+', text)  # Split on sentence-ending punctuation followed by space
+    sentences = re.split(r'(?<=\w[.!?])\s+', text)  # Split based on sentence-ending punctuation
     capitalized_sentences = []
+    
     for sentence in sentences:
-        sentence = sentence.strip()
-        if sentence:  # Ensure the sentence is not empty
-            if sentence[-1] not in '.!?':  # Add missing full stop if needed
-                sentence += '.'
-            capitalized_sentences.append(sentence[0].capitalize() + sentence[1:])
-    return ' '.join(capitalized_sentences)
+        if sentence:
+            # Capitalize the first letter if not already capitalized
+            capitalized_sentence = sentence[0].capitalize() + sentence[1:]
+            # Ensure there's a full stop at the end if there's no punctuation
+            if not re.search(r'[.!?]$', capitalized_sentence):
+                capitalized_sentence += '.'
+            capitalized_sentences.append(capitalized_sentence)
+    
+    return " ".join(capitalized_sentences)
 
 # Function to correct tense errors in a sentence
 def correct_tense_errors(text):