def shape(M): a = 0 b = len(M) for i in M: if a<len(i): a=len(i) return b,a run-I-e test.py LinearRegressionTestCase.test_shape def test_shape(self): for _ in range(10): r,c = np.random.randi...
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I want to set permission, for a separate field in an API. If the user has permission, it will be displayed, and if there is no permission, it will not be displayed. What should I do? ...
how does django import tets.py data when conducting automated testing? I export the contents of the database as api.json. Then import to the unit test database, but the unit test database does not have data, what is wrong? where the json file of the...
Hello, everyone. nginx log currently has about 100000 rows of data a day. Now I have parsed each field with python. Now I want to insert it into the mysql database. It is too slow to use for. Is there any good way to do it? ...
from PIL import Image import pytesseract text = pytesseract.image_to_string(Image.open( denggao.jpeg ),lang= chi_sim ) print(text) found the following problems after running, and have been unable to solve Traceback (most recent call last): File &...
>>>a = {} >>>b = c >>>a[b] = 2 >>>a { c : 2} execute the above statement normal assignment, instead, use exec to execute the string >>>exec(f"a = {{}}") -sharp >>>exec(f"b =...
test = input( TT >> ).strip() print(type(test)) print(type( TT )) print(id(test)) print(id( TT )) if test is "TT": print( Yes ) after the above code runs, the result is TT >>TT <class str > <class str &...
https: github.com matthewear. needs to install dlib, to run this, but the installation reported an error. Collecting dlib Using cached https: files.pythonhosted.org packages 54 ff 5781a11bdc0d1c90a813f3f66d460abf628e5114856a842d18d43f709a7a dlib-1...
<a href="testtese" target="_blank" data-bgimage="testtese">< a> the a tag acquired by the crawler contains href, target, data-bgimage and other attributes, which can be obtained with this.attr.href and this.at...
I am doing an exercise to enter the key value into the dictionary. each time the user enters a key-value pair with input and asks whether to enter it again. When judging whether or not, I hope that if I want to continue typing, use yes, instead of typi...
for example, I now have a variable: num=5 then I need to fill in the value of this num to the position of the underscore in "x0_ ". How can I do that? try 1: x codeshelper id=0 0% s% (5) so the x is " x05 " instead of "x05 " ...
I recently learned Flask s SQLAlchemy,. Suppose I have such a map information table. Map has fields a, b is shaping. I want to query the data of an and b in a specific range, such as result_query = Map.query.filter (1 ...
in the word2vec model trained with Chinese characters, there does not seem to be much correlation between the input of a word vector and the output, and I do not know whether it is normal or not. example, the corpus is made up of some components, input ...
After pyinstaller has packaged the py3 program, if the string of input is pure English, it can run normally. But if input has an English word with a special symbol, the string is not recognized, for example: word = input()---->"Al Hinkiyah"...
def bar (): i = 0 while i < 100: i += 1 time.sleep(1) sys.stdout.write(str(i) + b *2) -sharpsys.stdout.write( b ) sys.stdout.flush() -sharp.. ...
when using prometheus python client, I don t know how to insert the curl statement I want to query and how to send the prometheus python client0.2.0 used by data to prometheus server ....
tried a lot of libraries, all of which reported errors as shown in the figure. has also tried domestic mirrors, the same. pip latest version 10.0.0 Python 2.7.14 ask how to solve update: is all libraries, commonly used libraries are no longer...
import asyncio import sqlalchemy as sa from aiomysql.sa import create_engine @asyncio.coroutine def go(): engine = yield from create_engine(user= root ,db= test ,host= 127.0.0.1 ,password= root ) metadata = sa.MetaData(bind=engine) ...
to learn python, I want to practice through a project, read the official flask documentation, and do a little demo, but I still feel very fragmented. I really want to seek a complete python flask open source project to consolidate my learning and grasp i...
for example, there is such a generic class public class Gen<T>{ } then there is such a method in other classes public void showKeyValue(Gen gen){} public void showKeyValue(Gen<?> gen){} also, why Gen < Object > and Gen < String > ...
The code is implemented by instantiating the object to call the class method. Now there is a new requirement. Without changing the business code, I want to add a decorator to execute the decorator function when calling the specific class method Cod...
A rookie, who had no choice but to turn to the god of Sifou for several days question: I use the vue init webpack project name to build the project: package webpack.base.conf.js index.js run dev route.js drawer.vue ...
recently, a set of APP,APP internal data is shared on a customized machine. If I want to do a set of internal communication between APP processes, I used aidl at first and found that aidl is easy to disconnect in the case of multiple concurrency. And it ...
let sarr = []; let tarr = [{ "code": "isCurr", "name": "", "width": 150 }, { "code": "bussDate", "name": ...