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- 2.8 Composition vs Inheritance - two ways to the same destination
- 4.2 Serialization of Python objects using the pickle module
- 4.3 Making Python objects persistent using the shelve module
- 2.1 PEP 20 – The Zen of Python
- 1.3 Settling widgets in the window's interior
- 1.6 Events and how to handle them
- 2.4 Shaping the main window and conversing with the user
- 2.5 Working with the Canvas
- 1.6 Making life easier with the requests module
- 3.1 The CSV module in Python
- 5.1 The configparser module
Resultats de text complet:
- 1.7 Four magic letters: CRUD @info:cursos:pue:python-pcpp1:m4
- ng a non-existing/malformed address We’ve reached the point in which we are ready to gather all new fac... know how HTTP works, how it’ is mounted on top of the TCP stack and how the HTTP server is able to do much more for us than just store and publish fancy ima... for storing and processing information. Moreover, the structure of the database (or the service) may va
- 1.2 How to use sockets in Python @info:cursos:pue:python-pcpp1:m4
- ls: * we want to write **a program which reads the address of a WWW site** (e.g., pythoninstitute.org) using the standard ''input()'' function and **fetches the root document** (the main HTML document of the WWW site) of the specified site; * the program **outp
- 1.1 SQLite @info:cursos:pue:python-pcpp1:m5
- are different content. You’ve surely noticed that the data sent to those applications are still availab... ossible? Data is simply information about users, the contents of their posts, and comments. The data are all kinds of information that we can send to the application. During registration, you send the ap
- 4.1 PEP 257 – Docstring Conventions @info:cursos:pue:python-pcpp1:m2
- PEP 257? PEP 257 is a document created as part of the Python Developer's Guide, which makes an attempt to standardize the high-level structure of docstrings. It outlines the **conventions**, best practices, and semantics (no... de using docstrings. In short, it tries to answer the following two questions: - What should Python
- 2.1 File processing - XML files @info:cursos:pue:python-pcpp1:m5
- mer, you'll have to read or create a data file in the XML format. Soon, doing that will be a piece of cake. The standard Python library offers some interesting m... lent choice for people who have never worked with the Document Object Model (DOM) before. * **xml.dom.minidom** – is the minimum implementation of the Document Object Mod
- 1.6 Making life easier with the requests module @info:cursos:pue:python-pcpp1:m4
- = 1.6 Making life easier with the requests module We have reached the point where we can start the final stage of our journey – we know enough to communicate with the web service using JSON as an information carrier.
- 2.1 PEP 20 – The Zen of Python @info:cursos:pue:python-pcpp1:m2
- = 2.1 PEP 20 – The Zen of Python The **Zen of Python** is a collection of 19 aphorisms, which reflect the philosophy behind Python, its guiding principles,... gn. Tim Peters, a long time major contributor to the Python programming language and Python community,
- 2.4 Decorators @info:cursos:pue:python-pcpp1:m1
- = 2.4 Decorators A decorator is one of the design patterns that describes the structure of related objects. Python is able to decorate functions, methods, and classes. The decorator's operation is based on wrapping the original function with a new "decorating" function (or
- 4.1 Logging in Python @info:cursos:pue:python-pcpp1:m5
- = 4.1 Logging in Python == Logging in Python The Python Standard Library provides a useful module called ''logging'' to log events occurring in the application. Logs are most often used to find the cause of an error. By default, Python and its modules provide many logs informing you of the causes of errors. However, it's good practice to
- 1.5 What is XML and why do we prefer to use JSON? @info:cursos:pue:python-pcpp1:m4
- fer documents of virtually any type. For example, the document format produced by MS Office applications (the newer one with file extensions ending with x like... We only want to show you how it’s built and what the most important differences between XML and JSON a... intriguing how different they are, although both the solutions were invented for nearly the same purpo
- 4.1 Shallow and deep copy operations @info:cursos:pue:python-pcpp1:m1
- t: * object: label vs. identity vs. value; * the id() function and the is operand; * shallow and deep copies of the objects. It’s hard to imagine writing a piece of Pytho... and possible ways of copying them. When you spot the following clause: <code python> a_list = [ 1, 'Ne
- Python Professional Course Series: GUI Programming @info:cursos:pue:python-pcpp1:m3
- of acronyms which plays a very important role in the IT industry. Okay, that’s enough jokes about TLA’s for one course, all the more that GUI is present nearly everywhere. Look ... ) use it to display a GUI and to communicate with the user. They communicate bidirectionally. GUI stan... hical User Interface. In this three-word acronym, the User seems to be the most obvious part. The word
- 1.2 Let TkInter speak! @info:cursos:pue:python-pcpp1:m3
- t of view TkInter is a package named **tkinter**. The package contains a bunch of functions, constants,... cts, and modules used to build GUI applications. The GUI application itself consists of four essential elements: * **importing** the needed **tkinter** components; * **creating** a... dow; * adding a set of necessary **widgets** to the window; * **launching** the event controller.
- 1.1 Python Professional Course Series: RESTful APIs @info:cursos:pue:python-pcpp1:m4
- rse Series: RESTful APIs == Some words about REST The word you see below may look a little enigmatic: R... ng to convince you to take a rest? Not at all. On the contrary, we want to encourage you to start the next part of our adventure - very demanding and comple... computer systems, especially those which work on the Internet; moreover, which cannot work without the
- 2.9 Inheriting properties from built-in classes @info:cursos:pue:python-pcpp1:m1
- properties from built-in classes Python gives you the ability to create a class that inherits propertie... class in order to get a new class that can enrich the parent's attributes or methods. As a result, your newly-created class has the advantage of all of the well-known functionalities inherited from its parent or even parents and you c