primeiro commit com exercicios de Exercism realizados até esta data

python/pangram/pangram.py

@@ -0,0 +1,7 @@
+def is_pangram(sentence):
+    # 26 letters in the alphabet 'A' is 65 and 'Z' is 90
+    alphabet_letters: list = [chr(letter) for letter in range(ord("a"), ord("z") + 1)]
+    for letter in alphabet_letters:
+        if letter not in sentence.lower():
+            return False
+    return True