Add script to find and report duplicate entries in translation files

lib/duplicate_translations.py

@@ -0,0 +1,74 @@
+import os
+
+def remove_colon_and_strip_from_str(line):
+    """
+    Removes the colon from the line and strips the line.
+    """
+    return line.replace(":", "").strip()
+
+def print_result_for_file(file_path, file_name, duplicate_entries):
+    """
+    Prints the result for a given file.
+    """
+    print(f"-" * 50)
+    print(f"Processing file: {file_name} \n")
+    # keep entries with more than one occurence
+    if len(duplicate_entries) > 0:
+        for key, value in duplicate_entries.items():
+            # prints debug info for each duplicate found
+            print(f"{file_path}: \"{key}\" appears in lines {", ".join(map(str, value))}")
+    else:
+        # prints debug info, if no duplicates found 🥳
+        print(f"No duplicates found!")
+
+def find_duplicates(directory, debug=False):
+    """
+    Reads all .txt files in a given directory and tries to detect duplicate entries.
+    """
+    try:
+        language_lookup_table = {}
+        files = [f for f in os.listdir(directory) if f.endswith('.txt')]
+        files.sort()        
+        
+        if not files:
+            print("No .txt files found in the directory.")
+            return
+
+        for file_name in files:
+            # if file_name contains "-help" skip it for now!
+            if "-help" in file_name:
+                continue
+
+            file_path = os.path.join(directory, file_name)
+            try:
+                with open(file_path, 'r', encoding='utf-8') as file:
+                    lookup_table = {}
+                    for line_number, line in enumerate(file, start=1):
+                        stripped_line = line.strip()
+                        stripped_keywords = stripped_line.split(":")
+                        stripped_keywords = list(map(remove_colon_and_strip_from_str, stripped_keywords))
+                        trimmed_keywords = list(map(str.strip, stripped_keywords))
+                        
+                        for tk in trimmed_keywords:
+                            if tk == "" or tk.isdigit():
+                                continue
+                            if tk in lookup_table:
+                                lookup_table[tk].append(line_number)
+                            else:
+                                lookup_table[tk] = [line_number]
+                    duplicate_entries = {k: v for k, v in lookup_table.items() if len(v) > 1}
+                    print_result_for_file(file_path, file_name, duplicate_entries)
+                    language_lookup_table[file_name] = duplicate_entries
+            except Exception as e:
+                print(f"An error occurred while processing the file: {e}")
+            
+        return language_lookup_table
+    except Exception as e:
+        print(f"An error occurred: {e}")
+        return None
+
+# Example usage from the root directory:
+#   python ./lib/duplicate_translations.py
+if __name__ == "__main__":
+    directory_path = "share/translations/"
+    find_duplicates(directory_path, debug=True)