diff --git a/SPDX.py b/SPDX.py
index de9245363..75ff65e4d 100644
--- a/SPDX.py
+++ b/SPDX.py
@@ -3,13 +3,13 @@
 # SPDX-License-Identifier: MIT
 
 import os
-import sys
 import subprocess
+import sys
 
 print("Starting SPDX Check")
 
 # add user bin to path!
-BUILD_DIR = ''
+BUILD_DIR = ""
 # add user bin to path!
 try:
     # If we're on actions
@@ -22,28 +22,43 @@ except KeyError:
         # If we're running on local machine
         BUILD_DIR = os.path.abspath(".")
 
-print(f"Running in {BUILD_DIR}")
+print(f"Running in {BUILD_DIR}\n")
 files = []
 missing_file = []
 
 fail = False
 
-def compare(file, line, correct)
-        old = line[:-1]
-        new = f"{correct}{line.split(':')[1][:-1].strip()}"
-        command = f'CMD="diff <(echo \\"{old}\\") <(echo \\"{new}\\")"; /bin/bash -c "$CMD"'
-        output = subprocess.getoutput(command).split('\n')
-        if output:
-            print(f"{file.split('Adafruit_Learning_System_Guides/')[1]} appears to have a SPDX formatting typo:")
-            print("Change this:")
-            print(output[1])
-            print("To this:")
-            print(output[3])
-            return True
+
+def compare(file_, line_, correct):
+    old = line_[:-1]
+    try:
+        right = line_.split(":")[1][:-1]
+    except IndexError:
+        print(f'{file_.split("_Guides/")[1]} may have an SPDX format issue:')
+        print("The following line:")
+        print(old)
+        print("May be missing a colon.\nIt should look like this:")
+        print(correct, "\n")
+        return True
+
+    new = f"{correct}{right.strip()}"
+    cmd = f'CMD="diff <(echo \\"{old}\\") <(echo \\"{new}\\")"; /bin/bash -c "$CMD"'
+    output = subprocess.getoutput(cmd).split("\n")
+
+    if output:
+        print(f'{file_.split("_Guides/")[1]} may have an SPDX format issue:')
+        print("Change this:")
+        print(output[1][2:])
+        print("To this:")
+        print(output[3][2:], "\n")
+        return True
+
+    return False
+
 
 for r, d, f in os.walk(BUILD_DIR):
     for file in f:
-        if file.split('.')[-1] in ("py", "cpp", "ino", "h"):
+        if file.split(".")[-1] in ("py", "cpp", "ino", "h"):
             files.append(os.path.join(r, file))
 
 for file in files:
@@ -53,13 +68,14 @@ for file in files:
             if line[0] != "#" and line[:2] != "//":
                 break
             lines.append(line)
-        status = {"copyright": False,
-                  "license": False,
-                  "licensefile": False}
+        status = {"copyright": False, "license": False, "licensefile": False}
         for line in lines:
-            if "SPDX-FileCopyrightText:" in line:
+            if "SPDX-FileCopyrightText" in line:
                 status["copyright"] = True
-                if "# SPDX-FileCopyrightText: " not in line and "// SPDX-FileCopyrightText: " not in line:
+                if (
+                    "# SPDX-FileCopyrightText: " not in line
+                    and "// SPDX-FileCopyrightText: " not in line
+                ):
                     if file.endswith(".py"):
                         if compare(file, line, "# SPDX-FileCopyrightText: "):
                             fail = True
@@ -68,23 +84,30 @@ for file in files:
                             fail = True
 
             if "SPDX-License-Identifier" in line:
-                license_name = line.split("SPDX-License-Identifier: ")[1][:-1]
-                status["license"] = True
-                if "# SPDX-License-Identifier: " not in line and "// SPDX-License-Identifier: " not in line:
+                failed = False
+                if (
+                    "# SPDX-License-Identifier: " not in line
+                    and "// SPDX-License-Identifier: " not in line
+                ):
                     if file.endswith(".py"):
                         if compare(file, line, "# SPDX-License-Identifier: "):
                             fail = True
+                            failed = True
                     else:
                         if compare(file, line, "// SPDX-License-Identifier: "):
                             fail = True
-                if os.path.isfile(BUILD_DIR+f"/LICENSES/{license_name}.txt"):
-                    status["licensefile"] = True
-                elif license_name not in missing_file:
-                    missing_file.append(f"LICENSES/{license_name}.txt")
+                            failed = True
+                if not failed:
+                    license_name = line.split("SPDX-License-Identifier: ")[1][:-1]
+                    status["license"] = True
+                    if os.path.isfile(BUILD_DIR + f"/LICENSES/{license_name}.txt"):
+                        status["licensefile"] = True
+                    elif license_name not in missing_file:
+                        missing_file.append(f"LICENSES/{license_name}.txt")
 
         if not all(status.values()):
             fail = True
-            print(f"{file} is missing SPDX")
+            print(f"{file} is missing SPDX\n")
             continue
         if not status["copyright"]:
             fail = True
@@ -95,6 +118,12 @@ for file in files:
         if not status["licensefile"] and status["license"]:
             fail = True
             print(f"{file}: {license_name}.txt is missing from LICENSES/")
+        if (
+            not status["copyright"]
+            or not status["license"]
+            or not status["licensefile"]
+        ):
+            print("\n")
 
 if fail:
     if missing_file: