added Renata files and developed beauty output

other/Renata/extra_functions.py

@@ -0,0 +1,17 @@
+from datetime import datetime
+ 
+def max_len(vals, index):
+    tmp = -1
+    for i in vals:
+        tmp = max(tmp, len(i[index]))
+    if index == 2:
+        return max(tmp, 3)
+    return max(tmp, 7)   
+def check_format(val):
+    format = "%Y-%m-%d"
+    res = True
+    try:
+        res = bool(datetime.strptime(val, format))
+    except ValueError:
+        res = False
+    return not(res)