From 17fd42f3dcb34180bdf677e5f1c75629424fd64f Mon Sep 17 00:00:00 2001
From: Ambesawi <ambesawi77@gmail.com>
Date: Thu, 26 Oct 2023 22:46:40 +0000
Subject: [PATCH] 0-validate_utf8.py

---
 0x04-utf8_validation/0-main.py                |  15 ++++++++
 0x04-utf8_validation/0-validate_utf8.py       |  33 ++++++++++++++++++
 .../0-validate_utf8.cpython-36.pyc            | Bin 0 -> 812 bytes
 3 files changed, 48 insertions(+)
 create mode 100755 0x04-utf8_validation/0-main.py
 create mode 100644 0x04-utf8_validation/0-validate_utf8.py
 create mode 100644 0x04-utf8_validation/__pycache__/0-validate_utf8.cpython-36.pyc

diff --git a/0x04-utf8_validation/0-main.py b/0x04-utf8_validation/0-main.py
new file mode 100755
index 0000000..c0d4219
--- /dev/null
+++ b/0x04-utf8_validation/0-main.py
@@ -0,0 +1,15 @@
+#!/usr/bin/python3
+"""
+Main file for testing
+"""
+
+validUTF8 = __import__('0-validate_utf8').validUTF8
+
+data = [65]
+print(validUTF8(data))
+
+data = [80, 121, 116, 104, 111, 110, 32, 105, 115, 32, 99, 111, 111, 108, 33]
+print(validUTF8(data))
+
+data = [229, 65, 127, 256]
+print(validUTF8(data))
diff --git a/0x04-utf8_validation/0-validate_utf8.py b/0x04-utf8_validation/0-validate_utf8.py
new file mode 100644
index 0000000..deb3fae
--- /dev/null
+++ b/0x04-utf8_validation/0-validate_utf8.py
@@ -0,0 +1,33 @@
+#!/usr/bin/python3
+"""
+Defines a UTF-8 Validation function
+"""
+
+
+def validUTF8(data):
+    """
+    UTF-8 Validation
+    Args:
+        data (list[int]): an array of characters represented as 1byte int
+    Returns:
+        (True): if all characters in data are valid UTF-8 code point
+        (False): if one or more characters in data are invalid code point
+    """
+    tesla = 1 << 7
+    spaceX = 1 << 6
+    byteCount = 0
+    for codePoint in data:
+        elon = 1 << 7
+        if byteCount == 0:
+            while elon & codePoint:
+                byteCount += 1
+                elon = elon >> 1
+            if byteCount == 0:
+                continue
+            if byteCount == 1 or byteCount > 4:
+                return False
+        else:
+            if not (codePoint & tesla and not (codePoint & spaceX)):
+                return False
+        byteCount -= 1
+    return not byteCount
diff --git a/0x04-utf8_validation/__pycache__/0-validate_utf8.cpython-36.pyc b/0x04-utf8_validation/__pycache__/0-validate_utf8.cpython-36.pyc
new file mode 100644
index 0000000000000000000000000000000000000000..4638571781ea49e6db1f7a24d55b92178e6ca8e7
GIT binary patch
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