add type annotation

Author: fey

modules/45-logic/20-logic-combine-expressions/index.py

@@ -1,2 +1,2 @@
-def is_international_phone(phone):
+def is_international_phone(phone: str) -> bool:
     return phone[0] == "+"

modules/45-logic/25-logical-operators/index.py

@@ -1,2 +1,2 @@
-def is_leap_year(year):
+def is_leap_year(year: int) -> bool:
     return year % 400 == 0 or (year % 4 == 0 and year % 100 != 0)

modules/45-logic/28-logical-negation/index.py

@@ -1,7 +1,7 @@
-def is_palindrome(word):
+def is_palindrome(word: str) -> bool:
     lower_word = word.lower()
     return lower_word == lower_word[::-1]
 
 
-def is_not_palindrome(word):
+def is_not_palindrome(word: str) -> bool:
     return not is_palindrome(word)

modules/45-logic/90-logical-expressions/index.py

@@ -1,2 +1,2 @@
-def string_or_not(value):
+def string_or_not(value: str) -> str:
     return isinstance(value, str) and "yes" or "no"

modules/48-conditionals/40-if-else/index.py

@@ -1,4 +1,4 @@
-def normalize_url(url):
+def normalize_url(url: str) -> str:
     prefix = "https://"
     if url[:8] == prefix:
         return url

modules/48-conditionals/50-else-if/index.py

@@ -1,4 +1,4 @@
-def who_is_this_house_to_starks(house_name):
+def who_is_this_house_to_starks(house_name: str) -> str:
     if house_name == "Karstark" or house_name == "Tully":
         return "friend"
     elif house_name == "Lannister" or house_name == "Frey":

modules/48-conditionals/60-ternary-operator/index.py

@@ -1,2 +1,2 @@
-def flip_flop(arg):
+def flip_flop(arg: str) -> str:
     return "flop" if arg == "flip" else "flip"

modules/48-conditionals/65-match/index.py

@@ -1,4 +1,4 @@
-def get_number_explanation(number):
+def get_number_explanation(number: int) -> str:
     match number:
         case 666:
             return "devil number"

modules/50-loops/20-aggregation-numbers/index.py

@@ -1,4 +1,4 @@
-def multiply_numbers_from_range(start, finish):
+def multiply_numbers_from_range(start: int, finish: int) -> int:
     i = start
     result = 1
     while i <= finish:

modules/50-loops/23-aggregation-strings/index.py

@@ -1,4 +1,4 @@
-def join_numbers_from_range(start, end):
+def join_numbers_from_range(start: int, end: int) -> str:
     i = start
     result = ""
     while i <= end: