from logging import log as logger # logger 就是 log 的别名 13、动态导入模块 try : from cStringIO import StringIO except ImportError: from StringIO import StringIO # 先尝试从 cStringIO 导入,如果失败了(比如 cStringIO 没有被安装),再尝试从 StringIO 导入。 try 的作用是捕获错误,并在捕获到制定错...
1try:2fromcStringIOimportStringIO3exceptImportError:4fromStringIOimportStringIO 上述代码先尝试从cStringIO导入,如果失败了(比如cStringIO没有被安装),再尝试从StringIO导入。这样,如果cStringIO模块存在,则我们将获得更快的运行速度,如果cStringIO不存在,则顶多代码运行速度会变慢,但不会影响代码的正常执行。 try 的作...
www.validators import GreaterEqualThan if PY2: from cStringIO import StringIO else: from io import StringIO QUERY_LIMIT = 100000 CHART_LIMIT = 200000 @@ -770,7 +774,12 @@ def get_logs_with_metadata(self, session=None): task_id = request.args.get('task_id') execution_date = ...
+if sys.hexversion < 0x03000000: + range = xrange + try: + from cStringIO import StringIO as BytesIO + except ImportError: + from StringIO import StringIO as BytesIO + +else: + import io + BytesIO = io.BytesIO Solution Since we have known what theBytesTypeandBytesIOshould be, let...
这些函数可以用在爬虫项目中。...这些代码在python3中会报错ModuleNotFoundError: No module named 'cStringIO', 原因是: 从Python 3.0开始,StringIO和cStringIO...通过import io模块代替,分别使用io.String或io.BytesIO处理文本和数据。...压缩gzip import gzip import StringIO def gzencode(data): f = St...
...将以上的 from StringIO import StringIO 直接换成 from cStringIO import StringIO 参考文章: https://docs.python.org/ 42020 python中dtype什么意思_NumPy Python中的数据类型对象(dtype) 参数: obj:要转换为数据类型对象的对象。 align:bool,可选,在字段中添加填充以匹配C编译器,为相似的C结构输出的内容...
defcreatehtmlmail(html,text,subject):"""Create a mime-message that will render HTML in popularMUAs, text in better ones"""importMimeWriterimportmimetoolsimportcStringIOout=cStringIO.StringIO()# output buffer for our messagehtmlin=cStringIO.StringIO(html)txtin=cStringIO.StringIO(text)writer=MimeWri...
As expected, all of the functions scale linearly. But usingcPickleandcStringIOis over 40 times faster than thepickleandStringIOmodules! How does PyPy compare? A while back I got interested in PyPy. If you can get all the modules you use or alternatives to them working, it sounds very temp...
from cStringIO import StringIO import Image file_content = pil_image_obj.image_field.read() f = StringIO(file_content) im = Image.open(f) Advertisement Ad Add Comment Please, Sign In to add comment Advertisement Ad Public Pastes ⭐ Binance Account hack GV JavaScript | 1 sec ago ...
# 需要导入模块: import wx [as 别名]# 或者: from wx importBitmapFromImage[as 别名]defgetIcon( data ):"""Return the data from the resource as a wxIcon"""importcStringIO stream = cStringIO.StringIO(data) image = wx.ImageFromStream(stream) ...