Updated script that can be controled by Nodejs web app

lib/python3.13/site-packages/openpyxl/utils/inference.py

@@ -0,0 +1,60 @@
+# Copyright (c) 2010-2024 openpyxl
+
+"""
+Type inference functions
+"""
+import datetime
+import re
+
+from openpyxl.styles import numbers
+
+PERCENT_REGEX = re.compile(r'^(?P<number>\-?[0-9]*\.?[0-9]*\s?)\%$')
+TIME_REGEX = re.compile(r"""
+^(?: # HH:MM and HH:MM:SS
+(?P<hour>[0-1]{0,1}[0-9]{2}):
+(?P<minute>[0-5][0-9]):?
+(?P<second>[0-5][0-9])?$)
+|
+^(?: # MM:SS.
+([0-5][0-9]):
+([0-5][0-9])?\.
+(?P<microsecond>\d{1,6}))
+""", re.VERBOSE)
+NUMBER_REGEX = re.compile(r'^-?([\d]|[\d]+\.[\d]*|\.[\d]+|[1-9][\d]+\.?[\d]*)((E|e)[-+]?[\d]+)?$')
+
+
+def cast_numeric(value):
+    """Explicitly convert a string to a numeric value"""
+    if NUMBER_REGEX.match(value):
+        try:
+            return int(value)
+        except ValueError:
+            return float(value)
+
+
+def cast_percentage(value):
+    """Explicitly convert a string to numeric value and format as a
+    percentage"""
+    match = PERCENT_REGEX.match(value)
+    if match:
+        return float(match.group('number')) / 100
+
+
+
+def cast_time(value):
+    """Explicitly convert a string to a number and format as datetime or
+    time"""
+    match = TIME_REGEX.match(value)
+    if match:
+        if match.group("microsecond") is not None:
+            value = value[:12]
+            pattern = "%M:%S.%f"
+            #fmt = numbers.FORMAT_DATE_TIME5
+        elif match.group('second') is None:
+            #fmt = numbers.FORMAT_DATE_TIME3
+            pattern = "%H:%M"
+        else:
+            pattern = "%H:%M:%S"
+            #fmt = numbers.FORMAT_DATE_TIME6
+        value = datetime.datetime.strptime(value, pattern)
+        return value.time()