Initial Commit

app.py

@@ -56,13 +56,91 @@ def extract_expiry_dates(text):
         r'(\d{4}[\/\-]\d{1,2}[\/\-]\d{1,2})',
         r'(\d{4}[A-Za-z]{3,}\d{1,2})',
         r'(\d{1,2}[A-Za-z]{3,}\d{4})',
-        r'Best before (\d+) months'
+        r'Best before (\d+) months',
+        r'(?:exp(?:iry)?\.?\s*date\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Expiry Date: 20/07/2O24
+    r'(?:exp(?:iry)?\.?\s*date\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-]\d{4}))',  # Expiry Date: 20/07/2024
+    r'(?:exp(?:iry)?\.?\s*date\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Expiry Date: 20/07/2O24
+    r'(?:exp(?:iry)?\.?\s*date\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*[0O]\d{2}))',  # Expiry Date: 20 MAY 2O24
+    r'(?:exp(?:iry)?\.?\s*date\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*\d{4}))',  # Expiry Date: 20 MAY 2024
+    r'(?:exp(?:iry)?\.?\s*date\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*[0O]\d{2}))',  # Expiry Date: 20 MAY 2O24
+    r'(?:exp(?:iry)?\.?\s*date\s*[:\-]?\s*.*?(\d{4}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Expiry Date: 2024/07/2O24
+    r'(?:exp(?:iry)?\.?\s*date\s*[:\-]?\s*.*?(\d{4}[\/\-]\d{2}[\/\-]\d{2}))',  # Expiry Date: 2024/07/20
+    r'(?:best\s*before\s*[:\-]?\s*.*?(\d{4}))',  # Best Before: 2025
+    r'(?:best\s*before\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Best Before: 20/07/2O24
+    r'(?:best\s*before\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-]\d{4}))',  # Best Before: 20/07/2024
+    r'(?:best\s*before\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Best Before: 20/07/2O24
+    r'(?:best\s*before\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*[0O]\d{2}))',  # Best Before: 20 MAY 2O24
+    r'(?:best\s*before\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*\d{4}))',  # Best Before: 20 MAY 2024
+    r'(?:best\s*before\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*[0O]\d{2}))',  # Best Before: 20 MAY 2O24
+    r'(?:best\s*before\s*[:\-]?\s*.*?(\d{4}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Best Before: 2024/07/2O24
+    r'(?:best\s*before\s*[:\-]?\s*.*?(\d{4}[\/\-]\d{2}[\/\-]\d{2}))',  # Best Before: 2024/07/20
+    r'(?:best\s*before\s*[:\-]?\s*.*?(\d{1,2}\d{2}\d{2}))', 
+    r'(?:best\s*before\s*[:\-]?\s*(\d{6}))',
+    r'(?:consume\s*before\s*[:\-]?\s*.*?(\d{1,2}[A-Za-z]{3,}[0O]\d{2}))',  # Consume Before: 3ODEC2O24
+    r'(?:consume\s*before\s*[:\-]?\s*.*?(\d{1,2}[A-Za-z]{3,}\d{2}))',  # Consume Before: 30DEC23
+    r'(?:consume\s*before\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Consume Before: 20/07/2O24
+    r'(?:consume\s*before\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-]\d{4}))',  # Consume Before: 20/07/2024
+    r'(?:consume\s*before\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Consume Before: 20/07/2O24
+    r'(?:consume\s*before\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*[0O]\d{2}))',  # Consume Before: 20 MAY 2O24
+    r'(?:consume\s*before\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*\d{4}))',  # Consume Before: 20 MAY 2024
+    r'(?:consume\s*before\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*[0O]\d{2}))',  # Consume Before: 20 MAY 2O24
+    r'(?:consume\s*before\s*[:\-]?\s*.*?(\d{4}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Consume Before: 2024/07/2O24
+    r'(?:consume\s*before\s*[:\-]?\s*.*?(\d{4}[\/\-]\d{2}[\/\-]\d{2}))',  # Consume Before: 2024/07/20
+    r'(?:exp\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Exp: 20/07/2O24
+    r'(?:exp\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-]\d{4}))',  # Exp: 20/07/2024
+    r'(?:exp\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Exp: 20/07/2O24
+    r'(?:exp\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*[0O]\d{2}))',  # Exp: 20 MAY 2O24
+    r'(?:exp\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*\d{4}))',  # Exp: 20 MAY 2024
+    r'(?:exp\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*[0O]\d{2}))',  # Exp: 20 MAY 2O24
+    r'(?:exp\s*[:\-]?\s*.*?(\d{4}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Exp: 2024/07/2O24
+    r'(?:exp\s*[:\-]?\s*.*?(\d{4}[\/\-]\d{2}[\/\-]\d{2}))',  # Exp: 2024/07/20
+    r"Exp\.Date\s+(\d{2}[A-Z]{3}\d{4})",
+    r'(?:exp\s*\.?\s*date\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*[0O]\d{2}))',  # Exp. Date: 16 MAR 2O30 (with typo)
+    r'(?:exp\s*\.?\s*date\s*[:\-]?\s*.*?(\d{2}[\/\-]\d{2}[\/\-][0O]\d{2}))',  # Exp. Date: 15/12/2O30 (with typo)
+    r'(?:exp\s*\.?\s*date\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*[0O]\d{2}))',  # Exp. Date: 15 MAR 2O30 (with typo)
+    r'(?:exp\s*\.?\s*date\s*[:\-]?\s*.?(\d{2}\s[A-Za-z]{3,}\s*[0O]\d{2}))',  # Exp. Date cdsyubfuyef 15 MAR 2O30 (with typo)
+    r'(\d{2}[\/\-]\d{2}[\/\-]\d{4})',  # 20/07/2024
+    r'(\d{2}[\/\-]\d{2}[\/\-]\d{2})',  # 20/07/24
+    r'(\d{2}\s*[A-Za-z]{3,}\s*\d{4})',  # 20 MAY 2024
+    r'(\d{2}\s*[A-Za-z]{3,}\s*\d{2})',  # 20 MAY 24
+    r'(\d{4}[\/\-]\d{2}[\/\-]\d{2})',  # 2024/07/20
+    r'(\d{4}[\/\-]\d{2}[\/\-]\d{2})',  # 2024-07-20
+    r'(\d{4}[A-Za-z]{3,}\d{2})',  # 2024MAY20
+    r'(\d{2}[A-Za-z]{3,}\d{4})',  # 20MAY2024
+    r'(?:DX3\s*[:\-]?\s*(\d{2}\s*\d{2}\s*\d{4}))',
+    r'(?:exp\.?\s*date\s*[:\-]?\s*(\d{2}\s*[A-Za-z]{3,}\s*(\d{4}|\d{2})))',
+    r'(?:exp\.?\s*date\s*[:\-]?\s*(\d{2}\s*\d{2}\s*\d{4}))',  # Exp. Date: 20 05 2025
+    r'(\d{4}[A-Za-z]{3}\d{2})',  # 2025MAY11
+    r'(?:best\s*before\s*[:\-]?\s*(\d+)\s*(days?|months?|years?))',  # Best Before: 6 months
+    r'(?:best\s*before\s*[:\-]?\s*(three)\s*(months?))',
+    r'(\b(?:Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\b\s*\d{4})',
+    r'\bUSE BY\s+(\d{1,2}[A-Za-z]{3}\d{4})\b',
+    r"Exp\.Date\s*(\d{2}[A-Z]{3}\d{4})",
+    r"EXP:\d{4}/\d{2}/\d{4}/\d{1}/[A-Z]"
     ]
-    dates = []
+    
+    current_date = datetime.now()
+    dates_info = []
+
     for pattern in expiry_date_patterns:
-        matches = re.findall(pattern, text, re.IGNORECASE)
-        dates.extend(matches)
-    return dates
+        match = re.search(pattern, text, re.IGNORECASE)
+        if match:
+            date_str = match.group(1)
+            try:
+                # Try parsing the date
+                expiry_date = datetime.strptime(date_str, '%d/%m/%Y')
+            except ValueError:
+                try:
+                    expiry_date = datetime.strptime(date_str, '%d-%m-%Y')
+                except ValueError:
+                    # Add more date formats as needed
+                    continue
+
+            days_left = (expiry_date - current_date).days
+            dates_info.append((date_str, days_left))
+            break  # Stop after finding the first valid date
+
+    return dates_info
 
 # Streamlit app
 st.title("Image Processing Application")
@@ -95,11 +173,11 @@ if uploaded_file is not None:
 
         # Expiry Date Extraction
         st.header("Expiry Date Extraction")
-        expiry_dates = extract_expiry_dates(text)
-        if expiry_dates:
+        expiry_dates_info = extract_expiry_dates(text)
+        if expiry_dates_info:
             st.write("Expiry Dates Found:")
-            for date in expiry_dates:
-                st.text(date)
+            for date_str, days_left in expiry_dates_info:
+                st.text(f"{date_str} - {days_left} days left")
         else:
             st.write("No expiry dates found.")