From 256af88119313b0c42e3c28781f920cab76bc1c9 Mon Sep 17 00:00:00 2001
From: Shashank11 <2210030417@klh.edu.in>
Date: Mon, 23 Jun 2025 14:11:44 +0530
Subject: [PATCH 1/2] Add phone number validator using regex

---
 strings/phone_number_validator.py | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 strings/phone_number_validator.py

diff --git a/strings/phone_number_validator.py b/strings/phone_number_validator.py
new file mode 100644
index 000000000000..62adfea400ee
--- /dev/null
+++ b/strings/phone_number_validator.py
@@ -0,0 +1,15 @@
+import re
+def validate_phone_number(phone: str) -> bool:
+    """
+    Validates a 10-digit Indian phone number.
+    >>> validate_phone_number("9876543210")
+    True
+    >>> validate_phone_number("1234567890")
+    False
+    >>> validate_phone_number("abcd123456")
+    False
+    >>> validate_phone_number("abcdedad")
+    False
+    """
+    pattern = r'^[6-9]\d{9}$'
+    return re.fullmatch(pattern, phone) is not None

From 345345d1264422050eaecd42ef8232e272b47ab3 Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Mon, 23 Jun 2025 08:48:06 +0000
Subject: [PATCH 2/2] [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci
---
 strings/phone_number_validator.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/strings/phone_number_validator.py b/strings/phone_number_validator.py
index 62adfea400ee..67c04691dba1 100644
--- a/strings/phone_number_validator.py
+++ b/strings/phone_number_validator.py
@@ -1,4 +1,6 @@
 import re
+
+
 def validate_phone_number(phone: str) -> bool:
     """
     Validates a 10-digit Indian phone number.
@@ -11,5 +13,5 @@ def validate_phone_number(phone: str) -> bool:
     >>> validate_phone_number("abcdedad")
     False
     """
-    pattern = r'^[6-9]\d{9}$'
+    pattern = r"^[6-9]\d{9}$"
     return re.fullmatch(pattern, phone) is not None