From 754e8f214b940e05298cb360ed829f5c685d55a5 Mon Sep 17 00:00:00 2001
From: Frederick Muriuki Muriithi
Date: Thu, 25 Jul 2024 11:07:33 -0500
Subject: Rename module: qc_app --> uploader

---
 uploader/input_validation.py | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 uploader/input_validation.py

(limited to 'uploader/input_validation.py')

diff --git a/uploader/input_validation.py b/uploader/input_validation.py
new file mode 100644
index 0000000..9abe742
--- /dev/null
+++ b/uploader/input_validation.py
@@ -0,0 +1,27 @@
+"""Input validation utilities"""
+from typing import Any
+
+def is_empty_string(value: str) -> bool:
+    """Check whether as string is empty"""
+    return (isinstance(value, str) and value.strip() == "")
+
+def is_empty_input(value: Any) -> bool:
+    """Check whether user provided an empty value."""
+    return (value is None or is_empty_string(value))
+
+def is_integer_input(value: Any) -> bool:
+    """
+    Check whether user provided a value that can be parsed into an integer.
+    """
+    def __is_int__(val, base):
+        try:
+            int(val, base=base)
+        except ValueError:
+            return False
+        return True
+    return isinstance(value, int) or (
+        (not is_empty_input(value)) and (
+            isinstance(value, str) and (
+                __is_int__(value, 10)
+                or __is_int__(value, 8)
+                or __is_int__(value, 16))))
-- 
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