print('file not exsist') finally: print('关闭文件资源') try: f.close() except BaseException as e: print(e) print('程序运行结束') 输出: file not exsist 关闭文件资源 name 'f' is not defined 程序运行结束 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. ...
The file is not exist. Done 3. 引发异常 你可以用raise语句来引发异常。我们先自定义一个ShortInputError异常,需要继承Exception类。 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 classShortInputError(Exception): '''A user-defined exception class.''' def__init__(self, length, a...
num = int(data) except (FileNotFoundError, ValueError) as e: print(f"发生错误:{e}") 1. 2. 3. 4. 5. 6. 3. 通用异常捕获 try: # 复杂操作 result = some_function() except Exception as e: print(f"发生未知错误:{e}") # 建议记录详细错误日志 import traceback print(traceback.format...
movies=sp.check_output(f"ls -t {dat_dir}").splitlines()movies=[x.decode()forxinmovies]#ifexist log file,only combined failed movieifos.path.exists(log_file):log=pd.read_table(log_file)fail=log["file"]movies=fail logDataFrame=pd.DataFrame(columns=["file","exception"])#exportvideo and...
(file_path): # file not exist return OK logging.info(f"Delete file '{file_path}' permanently...") uri = '{}'.format('/restconf/operations/huawei-file-operation:delete-file') req_template = string.Template(''' <file-name>$filePath</file-name> <delete-type>$deleteType</delete-typ...
File "/root/spark/python/lib/py4j-0.9-src.zip/py4j/protocol.py", line 308, in get_return_value py4j.protocol.Py4JJavaError: An error occurred while calling None.org.apache.spark.api.java.JavaSparkContext. : java.io.FileNotFoundException: File file:/tmp/spark-events does not exist. ...
Android Studio错误- chaquo.python.PyException: FileNotFoundError：[Errno 2]没有这样的文件或目录**...
ERROR: Could not install packages due to an OSError: [Errno 2] No such file or directory: 'C:\\Users\\<me>\\AppData\\Local\\Packages\\PythonSoftwareFoundation.Python.3.11_qbz5n2kfra8p0\\LocalCache\\Local\\pypoetry\\Cache\\virtualenvs\\repo-zAvtZT_G-py3.11\\Lib\\site-packages\\sp...
So an exception that does nothing is cheap. Great. What about one that's actually useful? To test this, we'll load the words file found at/usr/share/dict/wordson most flavors of Linux. Then we'll conditionally increment a counter based on the presence of a random word. Here is the ...
exception, another exception occurred: Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/home/sandbox/pxl/lib/python3.5/site-packages/Xlib/display.py", line 89, in __init__ self.display = _BaseDisplay(display) File "/home/sandbox/pxl/lib/python3.5/site-...