diff --git a/zulip_bots/zulip_bots/bots/connect_four/connect_four.py b/zulip_bots/zulip_bots/bots/connect_four/connect_four.py
index 4a653a82..7ad24e7d 100644
--- a/zulip_bots/zulip_bots/bots/connect_four/connect_four.py
+++ b/zulip_bots/zulip_bots/bots/connect_four/connect_four.py
@@ -11,9 +11,9 @@ class ConnectFourMessageHandler:
         # Header for the top of the board
         board_str = ":one: :two: :three: :four: :five: :six: :seven:"
 
-        for row in range(0, 6):
+        for row in range(6):
             board_str += "\n\n"
-            for column in range(0, 7):
+            for column in range(7):
                 if board[row][column] == 0:
                     board_str += ":white_circle: "
                 elif board[row][column] == 1:
diff --git a/zulip_bots/zulip_bots/bots/connect_four/controller.py b/zulip_bots/zulip_bots/bots/connect_four/controller.py
index 9a43a57b..fca98dbd 100644
--- a/zulip_bots/zulip_bots/bots/connect_four/controller.py
+++ b/zulip_bots/zulip_bots/bots/connect_four/controller.py
@@ -42,7 +42,7 @@ class ConnectFourModel:
     def available_moves(self) -> List[int]:
         available_moves = []
         row = 0
-        for column in range(0, 7):
+        for column in range(7):
             if self.current_board[row][column] == 0:
                 available_moves.append(column)
 
@@ -74,8 +74,8 @@ class ConnectFourModel:
         def get_horizontal_wins(board: List[List[int]]) -> int:
             horizontal_sum = 0
 
-            for row in range(0, 6):
-                for column in range(0, 4):
+            for row in range(6):
+                for column in range(4):
                     horizontal_sum = (
                         board[row][column]
                         + board[row][column + 1]
@@ -92,8 +92,8 @@ class ConnectFourModel:
         def get_vertical_wins(board: List[List[int]]) -> int:
             vertical_sum = 0
 
-            for row in range(0, 3):
-                for column in range(0, 7):
+            for row in range(3):
+                for column in range(7):
                     vertical_sum = (
                         board[row][column]
                         + board[row + 1][column]
@@ -112,8 +112,8 @@ class ConnectFourModel:
             minor_diagonal_sum = 0
 
             # Major Diagonl Sum
-            for row in range(0, 3):
-                for column in range(0, 4):
+            for row in range(3):
+                for column in range(4):
                     major_diagonal_sum = (
                         board[row][column]
                         + board[row + 1][column + 1]
@@ -127,7 +127,7 @@ class ConnectFourModel:
 
             # Minor Diagonal Sum
             for row in range(3, 6):
-                for column in range(0, 4):
+                for column in range(4):
                     minor_diagonal_sum = (
                         board[row][column]
                         + board[row - 1][column + 1]
diff --git a/zulip_bots/zulip_bots/bots/merels/libraries/mechanics.py b/zulip_bots/zulip_bots/bots/merels/libraries/mechanics.py
index eca4e1d5..e880c3b3 100644
--- a/zulip_bots/zulip_bots/bots/merels/libraries/mechanics.py
+++ b/zulip_bots/zulip_bots/bots/merels/libraries/mechanics.py
@@ -580,7 +580,7 @@ def check_moves(turn, grid):
     :return: True, if there is any, False if otherwise
     """
     for hill in constants.HILLS:
-        for k in range(0, 2):
+        for k in range(2):
             g1 = grid[hill[k][0]][hill[k][1]]
             g2 = grid[hill[k + 1][0]][hill[k + 1][1]]
             if (g1 == " " and g2 == turn) or (g2 == " " and g1 == turn):