python flashcards

工欲善其事, its prerequisite. Python is an interpreted language, but it's too cumbersome to add a python shell to execute a program under Windows. And here's what it means to convert a Python program to an EXE file. Here are some common tools , but it seems that py2exe is more widely used. Py2exe http://py2exe.sf.net Only support Windows platform, it should be the mos

Python-Day4 Python basics advanced Builder/iterator/decorator/Json pickle data serialization, python-day4jsonI. Generator By using the list generation method, we can directly create a list. However, due to memory restrictions, the list capacity must be limited. In addition, creating a list containing 1 million elements not only occupies a large storage space, bu

Python expert path [5] python-based regular expressions and python Regular Expressions Lists the Python-supported regular expression metacharacters and syntaxes: Character point: match any character import rest = 'python'result = re.findall('p.t',st)print(result) Character ^: Start with a match import rest = 'python'r

The second day of cainiao Python Study Notes: about Python hackers ., Python Study Notes Thursday, January 5, 2016 weather: Good I have never known why I want to learn Python. In fact, all Java that can be achieved by Python can be achieved. Some

Python learning notes (7) Python string (4), learning notes python Input and Output Input Function raw_input (Python3: input) 1 >>> raw_input ("enter a letter ") # To obtain A function 2 of the input content, enter A letter A 3 'A' 4 >>> 5 >>>> name = raw_input ("Please input your name :") # assign a value to the input content to the variable 6 Please input your

One, I imagine the PythonTo tell the truth, when I saw this course in the timetable, my heart was very frightened. Because I think this is a very difficult to listen to the name of the class, I searched the internet a few Python programming code, see their own dazzling, think of their own C language when the hardships, I feel the head is big ...second, the actual PythonFinally class, in Class I listen to the teacher to tell

If you've ever used Python, you must be wondering why we run python manage.py shell instead of python. Both commands start the interaction interpreter, but the manage.py Shell command has an important difference: it tells Django which settings file to use before starting the interpreter. Most subsystems of the Django framework, including the template system, a

Comprehensively analyzes the advantages and disadvantages of Python and the advantages of python Advantages and disadvantages of Python The content of this section is as follows: Advantages of Python Disadvantages of Python Use a well-known

String and character encoding in Python, python string EncodingContent of this section: 1. Preface Character encoding in Python is a common topic, and many articles have been written in this field. Some people are also cloud, and some are well written. Recently, I saw a video from a well-known training institution talking about this issue again, but it was still

Install Python 2 and Python 3 in Windows. Common desktop operating systems include Windows, Mac OS, and ubuntu. Both Mac OS and ubuntu have their own python. Here, we will only introduce the installation of python2.x and python3.x in Windows (Win10 in my use) environment, as well as the configuration problems when python2.x and python3.x coexist. 1. Download

Theoretical Basis of Day1-python, path to python day11. Introduction to pythonThe founder of Python is Guido van rosum. Guido was invented in 1989 to pass the fun of Christmas. It was designed by the National Institute of mathematics and computer science in the Netherlands (as an inheritance of the ABC language) and named Pyt