From 9fb456166e194b19bad7697a172f9231aeddd00c Mon Sep 17 00:00:00 2001
From: "exercism-solutions-syncer[bot]"
 <211797793+exercism-solutions-syncer[bot]@users.noreply.github.com>
Date: Wed, 3 Sep 2025 21:38:45 +0000
Subject: [PATCH 1/8] [Sync Iteration] python/pangram/1

---
 solutions/python/pangram/1/pangram.py | 2 ++
 1 file changed, 2 insertions(+)
 create mode 100644 solutions/python/pangram/1/pangram.py

diff --git a/solutions/python/pangram/1/pangram.py b/solutions/python/pangram/1/pangram.py
new file mode 100644
index 0000000..5377191
--- /dev/null
+++ b/solutions/python/pangram/1/pangram.py
@@ -0,0 +1,2 @@
+def is_pangram(sentence):
+    pass

From f5ec96ead1aa72e834ca64dfcdcac8b5680ca672 Mon Sep 17 00:00:00 2001
From: Egor Kostan <igorkostan@gmail.com>
Date: Wed, 3 Sep 2025 14:44:12 -0700
Subject: [PATCH 2/8] Update pangram_test.py

---
 pangram/pangram_test.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pangram/pangram_test.py b/pangram/pangram_test.py
index 09e303d..83740a6 100644
--- a/pangram/pangram_test.py
+++ b/pangram/pangram_test.py
@@ -1,3 +1,5 @@
+# pylint: disable=C0114, C0115, C0116, R0904
+
 # These tests are auto-generated with test data from:
 # https://github.com/exercism/problem-specifications/tree/main/exercises/pangram/canonical-data.json
 # File last updated on 2023-07-19

From 7899a283e9cc788397fa7b24fc5fe8ff369902ee Mon Sep 17 00:00:00 2001
From: Egor Kostan <igorkostan@gmail.com>
Date: Wed, 3 Sep 2025 14:54:01 -0700
Subject: [PATCH 3/8] Update pangram.py

---
 pangram/pangram.py | 29 +++++++++++++++++++++++++++--
 1 file changed, 27 insertions(+), 2 deletions(-)

diff --git a/pangram/pangram.py b/pangram/pangram.py
index 5377191..cfb47d9 100644
--- a/pangram/pangram.py
+++ b/pangram/pangram.py
@@ -1,2 +1,27 @@
-def is_pangram(sentence):
-    pass
+"""
+Pangram.
+
+You work for a company that sells fonts through their website. They'd like to show a
+different sentence each time someone views a font on their website. To give a
+comprehensive sense of the font, the random sentences should use all the letters
+in the English alphabet.
+
+They're running a competition to get suggestions for sentences that they can use.
+You're in charge of checking the submissions to see if they are valid.
+"""
+import string
+
+letters: str = string.ascii_lowercase
+
+
+def is_pangram(sentence: str) -> bool:
+    """
+    Verify that the random sentences uses all the letters in the English alphabet.
+
+    :param sentence: The sentence to check for pangram validity
+    :type sentence: str
+    :return: True if the sentence contains all 26 letters of the English alphabet, False otherwise
+    :rtype: bool
+    """
+    sentence = sentence.lower()
+    return all(char in letters for char in sentence if char.isalpha())

From 2f62238ef10a3b7d66278965e805eb822f4fb710 Mon Sep 17 00:00:00 2001
From: Egor Kostan <igorkostan@gmail.com>
Date: Wed, 3 Sep 2025 14:56:58 -0700
Subject: [PATCH 4/8] Update pangram.py

---
 pangram/pangram.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pangram/pangram.py b/pangram/pangram.py
index cfb47d9..e5e8164 100644
--- a/pangram/pangram.py
+++ b/pangram/pangram.py
@@ -23,5 +23,6 @@ def is_pangram(sentence: str) -> bool:
     :return: True if the sentence contains all 26 letters of the English alphabet, False otherwise
     :rtype: bool
     """
-    sentence = sentence.lower()
-    return all(char in letters for char in sentence if char.isalpha())
+    # Convert sentence to lowercase and extract unique alphabetic characters
+    unique_letters: set = set( char for char in sentence.lower() if char.isalpha())
+    return all(char in letters for char in unique_letters)

From 210c15643d6ba7c35f0e93f5a453731695e95550 Mon Sep 17 00:00:00 2001
From: Egor Kostan <igorkostan@gmail.com>
Date: Wed, 3 Sep 2025 15:02:26 -0700
Subject: [PATCH 5/8] Update pangram.py

---
 pangram/pangram.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pangram/pangram.py b/pangram/pangram.py
index e5e8164..754cfe2 100644
--- a/pangram/pangram.py
+++ b/pangram/pangram.py
@@ -23,6 +23,10 @@ def is_pangram(sentence: str) -> bool:
     :return: True if the sentence contains all 26 letters of the English alphabet, False otherwise
     :rtype: bool
     """
+    # Empty string
+    if not sentence:
+        return False
+
     # Convert sentence to lowercase and extract unique alphabetic characters
     unique_letters: set = set( char for char in sentence.lower() if char.isalpha())
-    return all(char in letters for char in unique_letters)
+    return len(unique_letters) == 26

From dd4730a322f3c0f0a4e277bbb07d3f8c917dde10 Mon Sep 17 00:00:00 2001
From: Egor Kostan <igorkostan@gmail.com>
Date: Wed, 3 Sep 2025 15:04:05 -0700
Subject: [PATCH 6/8] Update pangram.py

---
 pangram/pangram.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pangram/pangram.py b/pangram/pangram.py
index 754cfe2..ee388f4 100644
--- a/pangram/pangram.py
+++ b/pangram/pangram.py
@@ -9,6 +9,7 @@
 They're running a competition to get suggestions for sentences that they can use.
 You're in charge of checking the submissions to see if they are valid.
 """
+
 import string
 
 letters: str = string.ascii_lowercase
@@ -28,5 +29,7 @@ def is_pangram(sentence: str) -> bool:
         return False
 
     # Convert sentence to lowercase and extract unique alphabetic characters
-    unique_letters: set = set( char for char in sentence.lower() if char.isalpha())
+    unique_letters: set = set(
+        char for char in sentence.lower() if char.isalpha()
+    )
     return len(unique_letters) == 26

From d4395fa4233bc172bf0bb54404245b266d2caf08 Mon Sep 17 00:00:00 2001
From: Egor Kostan <igorkostan@gmail.com>
Date: Wed, 3 Sep 2025 15:14:55 -0700
Subject: [PATCH 7/8] Update pangram.py

---
 pangram/pangram.py | 20 ++++++++------------
 1 file changed, 8 insertions(+), 12 deletions(-)

diff --git a/pangram/pangram.py b/pangram/pangram.py
index ee388f4..dfe12a4 100644
--- a/pangram/pangram.py
+++ b/pangram/pangram.py
@@ -1,19 +1,15 @@
 """
 Pangram.
 
-You work for a company that sells fonts through their website. They'd like to show a
-different sentence each time someone views a font on their website. To give a
-comprehensive sense of the font, the random sentences should use all the letters
-in the English alphabet.
+You work for a company that sells fonts through their website. They'd like to
+show a different sentence each time someone views a font on their website.
+To give a  comprehensive sense of the font, the random sentences should use
+all the letters in the English alphabet.
 
-They're running a competition to get suggestions for sentences that they can use.
-You're in charge of checking the submissions to see if they are valid.
+They're running a competition to get suggestions for sentences that they can
+use. You're in charge of checking the submissions to see if they are valid.
 """
 
-import string
-
-letters: str = string.ascii_lowercase
-
 
 def is_pangram(sentence: str) -> bool:
     """
@@ -21,13 +17,13 @@ def is_pangram(sentence: str) -> bool:
 
     :param sentence: The sentence to check for pangram validity
     :type sentence: str
-    :return: True if the sentence contains all 26 letters of the English alphabet, False otherwise
+    :return: True if the sentence contains all 26 letters of the English alphabet,
+             False otherwise
     :rtype: bool
     """
     # Empty string
     if not sentence:
         return False
-
     # Convert sentence to lowercase and extract unique alphabetic characters
     unique_letters: set = set(
         char for char in sentence.lower() if char.isalpha()

From 58b542a3ddd03d06284c8eea58b1ec956879b35f Mon Sep 17 00:00:00 2001
From: Egor Kostan <igorkostan@gmail.com>
Date: Wed, 3 Sep 2025 15:16:12 -0700
Subject: [PATCH 8/8] Update pangram.py

---
 pangram/pangram.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pangram/pangram.py b/pangram/pangram.py
index dfe12a4..3b97811 100644
--- a/pangram/pangram.py
+++ b/pangram/pangram.py
@@ -13,11 +13,11 @@
 
 def is_pangram(sentence: str) -> bool:
     """
-    Verify that the random sentences uses all the letters in the English alphabet.
+    Verify that the random sentences uses all the letters in the English.
 
     :param sentence: The sentence to check for pangram validity
     :type sentence: str
-    :return: True if the sentence contains all 26 letters of the English alphabet,
+    :return: True if the sentence contains all 26 letters of the English,
              False otherwise
     :rtype: bool
     """