diff --git a/src/scanners/composition_scanner.py b/src/scanners/composition_scanner.py
index df5ec69..ad7ae61 100644
--- a/src/scanners/composition_scanner.py
+++ b/src/scanners/composition_scanner.py
@@ -15,12 +15,14 @@ from utils import COMMON_HELP_ARGS
 class CompositionScanner(Scanner):
     @staticmethod
     def help() -> str:
-        return "```\n"
-        +"%comp : Show composition statistics\n"
-        +"arguments:\n"
-        +COMMON_HELP_ARGS
-        +"Example: %comp #mychannel1 @user\n"
-        +"```"
+        return (
+            "```\n"
+            + "%comp : Show composition statistics\n"
+            + "arguments:\n"
+            + COMMON_HELP_ARGS
+            + "Example: %comp #mychannel1 @user\n"
+            + "```"
+        )
 
     def __init__(self):
         super().__init__(
diff --git a/src/scanners/emotes_scanner.py b/src/scanners/emotes_scanner.py
index 19aec2f..58e1f3d 100644
--- a/src/scanners/emotes_scanner.py
+++ b/src/scanners/emotes_scanner.py
@@ -14,15 +14,17 @@ from utils import emojis, COMMON_HELP_ARGS
 class EmotesScanner(Scanner):
     @staticmethod
     def help() -> str:
-        return "```\n"
-        +"%emotes : Rank emotes by their usage\n"
-        +"arguments:\n"
-        +COMMON_HELP_ARGS
-        +"* <n> : top <n> emojis, default is 20\n"
-        +"* all : list all common emojis in addition to this guild's\n"
-        +"* members : show top member for each emote\n"
-        +"Example: %emotes 10 all #mychannel1 #mychannel2 @user\n"
-        +"```"
+        return (
+            "```\n"
+            + "%emotes : Rank emotes by their usage\n"
+            + "arguments:\n"
+            + COMMON_HELP_ARGS
+            + "* <n> : top <n> emojis, default is 20\n"
+            + "* all : list all common emojis in addition to this guild's\n"
+            + "* members : show top member for each emote\n"
+            + "Example: %emotes 10 all #mychannel1 #mychannel2 @user\n"
+            + "```"
+        )
 
     def __init__(self):
         super().__init__(
diff --git a/src/scanners/frequency_scanner.py b/src/scanners/frequency_scanner.py
index ac8b545..a666f78 100644
--- a/src/scanners/frequency_scanner.py
+++ b/src/scanners/frequency_scanner.py
@@ -14,12 +14,14 @@ from utils import COMMON_HELP_ARGS
 class FrequencyScanner(Scanner):
     @staticmethod
     def help() -> str:
-        return "```\n"
-        +"%freq : Show frequency-related statistics\n"
-        +"arguments:\n"
-        +COMMON_HELP_ARGS
-        +"Example: %freq #mychannel1 @user\n"
-        +"```"
+        return (
+            "```\n"
+            + "%freq : Show frequency-related statistics\n"
+            + "arguments:\n"
+            + COMMON_HELP_ARGS
+            + "Example: %freq #mychannel1 @user\n"
+            + "```"
+        )
 
     def __init__(self):
         super().__init__(
diff --git a/src/scanners/full_scanner.py b/src/scanners/full_scanner.py
index a90a5aa..b87aae6 100644
--- a/src/scanners/full_scanner.py
+++ b/src/scanners/full_scanner.py
@@ -15,12 +15,14 @@ from utils import COMMON_HELP_ARGS
 class FullScanner(Scanner):
     @staticmethod
     def help() -> str:
-        return "```\n"
-        +"%full : Show full statistics\n"
-        +"arguments:\n"
-        +COMMON_HELP_ARGS
-        +"Example: %full #mychannel1 @user\n"
-        +"```"
+        return (
+            "```\n"
+            + "%full : Show full statistics\n"
+            + "arguments:\n"
+            + COMMON_HELP_ARGS
+            + "Example: %full #mychannel1 @user\n"
+            + "```"
+        )
 
     def __init__(self):
         super().__init__(
diff --git a/src/scanners/presence_scanner.py b/src/scanners/presence_scanner.py
index 164a1bc..9034d75 100644
--- a/src/scanners/presence_scanner.py
+++ b/src/scanners/presence_scanner.py
@@ -14,12 +14,14 @@ from utils import COMMON_HELP_ARGS
 class PresenceScanner(Scanner):
     @staticmethod
     def help() -> str:
-        return "```\n"
-        +"%pres : Show presence statistics\n"
-        +"arguments:\n"
-        +COMMON_HELP_ARGS
-        +"Example: %pres #mychannel1 @user\n"
-        +"```"
+        return (
+            "```\n"
+            + "%pres : Show presence statistics\n"
+            + "arguments:\n"
+            + COMMON_HELP_ARGS
+            + "Example: %pres #mychannel1 @user\n"
+            + "```"
+        )
 
     def __init__(self):
         super().__init__(