('Set of coroutines/Futures is empty.') if return_when not in (FIRST_COMPLETED, FIRST_EXCEPTION, ALL_COMPLETED): raise ValueError(f'Invalid return_when value: {return_when}') if loop is None: loop = events.get_event_loop() fs = {ensure_future(f, loop=loop) for f in set(fs)} ...
defsave_website_title(url,filename):try:resp=requests.get(url)except RequestExceptionase:print(f'save failed: unable to get page content: {e}')returnFalse # 这段正则操作本身就是不应该抛出异常的,所以我们没必要使用try语句块 # 假如 group 被误打成了 grop 也没关系,程序马上就会通过 AttributeEr...
classNoFeatures(Exception):passimportarcpyimportosimportsys arcpy.env.overwriteOutput =Truefc = arcpy.GetParameterAsText(0)try:# Check that the input has featuresresult = arcpy.GetCount_management(fc)ifint(result[0]) >0: arcpy.FeatureToPolygon_management( fc, os.path.join(os.path.dirname(fc)...
Computes the sum of first n numbers. enhanced_example_function ran in: 0.12345 secs2.3 异常处理与装饰器结合 在实际应用中,被装饰的函数可能会抛出异常。为了更好地管理这些情况,可以在装饰器中加入异常处理逻辑: def timing_decorator_with_exception_handling(func): @wraps(func) def wrapper(*args, **kw...
classAPIException(HTTPException): """这个类由Flask监听并返回响应的错误代码 1. 为了返回特定的body信息, 需要重写get_body; 2. 为了指定返回类型, 需要重写get_headers. 3. 为了接收自定义的参数, 重写了__init__; data: 放在返回值中的结构 4. 同时定义了类变量作为几个默认参数. ...
import requests url = "http://urlis 233.com" response = requests.get (url ) print (response.status_code, response.text ) 运行之后我们发现程序出现了错误,下面分析下这些错误信息 省略前面部分 During handling of the above exception, another exception occurred: Traceback (most recent call last ):...
# Get the $R filerecycle_file_path = os.path.join('/$Recycle.bin', dollar_i[1].rsplit("/",1)[0][1:] ) dollar_r_files = tsk_util.recurse_files("$R"+ dollar_i[0][2:], path=recycle_file_path, logic="startswith")
requests.get() 获取HTML 网页的主要方法,对应于 HTTP 的 GET。 requests.head() 获取HTML 网页头信息,对应于 HTTP 的 HEAD。 requests.post() 向HTML 网页提交 POST 请求,对应于 HTTP 的 POST。 requests.put() 向HTML 网页提交 PUT 请求,对应于 HTTP 的 PUT。 requests.patch() 向HTML 网页提交局部修改...
response = requests.get (url ) print (response.status_code, response.text ) 运行之后我们发现程序出现了错误,下面分析下这些错误信息 省略前面部分 During handling of the above exception, another exception occurred: Traceback (most recent call last ): ...
res = requests.get(url) res.encoding = res.apparent_encoding if "机电学院2023年博士研究生招生拟录取" in res.text : print("test") send_email() break time.sleep(30) except Exception as e: print(e) 1. 2. 3. 4. 5. 6. 7.