[Python] "TypeError: can only concatenate str (not "int") to str" 해결

문제상황: 에러가 발생한 코드와 이에 대한 설명: def process_data(data, output_file): processed_data = "" for i, line in enumerate(data): processed_line = str(i) + ": " + line.strip() + " (Length: " + len(line) + ")\n" processed_data += processed_line with open(output_file, "w") as f: f.write(processed_data) input_data = ["Hello, World!", "I love Python!"] output_file = "output.txt" process_data(input_data, output_f..

원문링크 : [Python] "TypeError: can only concatenate str (not "int") to str" 해결