From e50c4d526ee09885c2ffa5ec06c6801029d1da26 Mon Sep 17 00:00:00 2001
From: Aarthi <aarthipv2004@gmail.com>
Date: Tue, 3 Dec 2024 21:03:09 +0530
Subject: [PATCH 1/2] Update join.py

---
 strings/join.py | 24 +++++++-----------------
 1 file changed, 7 insertions(+), 17 deletions(-)

diff --git a/strings/join.py b/strings/join.py
index 5c02f65a20ce..998e52ccd8df 100644
--- a/strings/join.py
+++ b/strings/join.py
@@ -1,32 +1,27 @@
 """
 Program to join a list of strings with a separator
 """
-
-
 def join(separator: str, separated: list[str]) -> str:
     """
     Joins a list of strings using a separator
     and returns the result.
 
-    :param separator: Separator to be used
-                for joining the strings.
+    :param separator: Separator to be used for joining the strings.
     :param separated: List of strings to be joined.
 
     :return: Joined string with the specified separator.
 
     Examples:
-
+    >>> join(",", ["", "", ""])
+    ',,'
     >>> join("", ["a", "b", "c", "d"])
     'abcd'
     >>> join("#", ["a", "b", "c", "d"])
     'a#b#c#d'
-    >>> join("#", "a")
-    'a'
     >>> join(" ", ["You", "are", "amazing!"])
     'You are amazing!'
 
-    This example should raise an
-    exception for non-string elements:
+    This example should raise an exception for non-string elements:
     >>> join("#", ["a", "b", "c", 1])
     Traceback (most recent call last):
         ...
@@ -37,15 +32,10 @@ def join(separator: str, separated: list[str]) -> str:
     'apple-banana-cherry'
     """
 
-    joined = ""
-    for word_or_phrase in separated:
-        if not isinstance(word_or_phrase, str):
-            raise Exception("join() accepts only strings")
-        joined += word_or_phrase + separator
+    if not all(isinstance(word_or_phrase, str) for word_or_phrase in separated):
+        raise Exception("join() accepts only strings")
 
-    # Remove the trailing separator
-    # by stripping it from the result
-    return joined.strip(separator)
+    return separator.join(separated)
 
 
 if __name__ == "__main__":

From f7744a0265b020c65f6a43f1e88a6172259809c6 Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Tue, 3 Dec 2024 15:46:44 +0000
Subject: [PATCH 2/2] [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci
---
 strings/join.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/strings/join.py b/strings/join.py
index 998e52ccd8df..737cef38eae2 100644
--- a/strings/join.py
+++ b/strings/join.py
@@ -1,6 +1,8 @@
 """
 Program to join a list of strings with a separator
 """
+
+
 def join(separator: str, separated: list[str]) -> str:
     """
     Joins a list of strings using a separator