• Github Tkinter By Example

    Examples and resources. Tkinter Tutorial. backend_bases import key_press_handler from matplotlib. root = tkinter. Python GUI Programming with Tkinter by Alan D. View on GitHub Create Tkinter GUIs from JSON definition files. Sean bienvenidos a esta noble guía que pretende a lo largo de sus capítulos mostrar las herramientas y conocimientos necesarios para el desarrollo de interfaces gráficas con las librerías Tk y el lenguaje de programación Python. Graphical User Interface, also known as GUI is one of the best features in programming that makes a program look visually more attractive than the normal text based programs covered with. Some links. The widget must be the child of the same top-level window as the canvas, or the child of some widget located in the same top-level window. If the image is an RGBA image, pixels having alpha 0 are treated as transparent. tkinter askquestion dialog. If you add a text. This example operates by precomputing the pendulum position over 10 seconds, and then animating the results. py in the contrib folder demonstrates how to show an image using the Tkinter graphics system, which comes standard with most python installs. A First (Real) Example. Development of several features in Thonny 3. GUI Programming in Python. I program primarily in python and have programmed a couple of GUI's with Tkinter, every tutorial I have ever seen has recommended defining and using a class for the GUI, but my GUI runs flawlessly using only procedures, without a class. Jan 28, 2015 · The tutorial is suited for beginners and intermediate programmers. GitHub Link For the code : https. Mar 27, 2019 · K-Means Clustering is a concept that falls under Unsupervised Learning. The Raspberry Pi can speak SPI in two ways, bit banging and support from a hardware driver. now you want to take your initial. converting an image to ascii image in python introduction to ascii art ascii art is a graphic design technique that uses computers for presentation and consists of pictures pieced together from the 95 printable (from a total of 128) characters defined by the ascii standard from. Optionally, it can create a single file which is more convenient for distributing, but takes slightly longer to start because it unzip itself. Learn how to develop GUI applications using Python Tkinter package, In this tutorial, you'll learn how to create graphical interfaces by writing Python GUI examples, you'll learn how to create a label, button, entry class, combobox, check button, radio button, scrolled text, messagebox, spinbox, file dialog and more. The former method using Tk 8. This filebrowser supports new directory creation and filtype filtering. c, and here is an example of how to use it. Use the toolbar buttons at the bottom-right of the plot to enable zooming and panning, and to reset the view. This user interface will allow us to click a button, triggering a file chooser dialog to select a file from disk. This section addresses basic image manipulation and processing using the core scientific modules NumPy and SciPy. Tkinter – Create Window March 10, 2017 [email protected] This site is my favourite - it hasn't been updated in years, but then neither has Tkinter (except that in Python 3, you import tkinter rather than import Tkinter). SimpleElastix is an extension of SimpleITK that includes the popular elastix C++ library. Introduction. Python Tkinter Button. This book attempts to highlight the features and capabilities of Tkinter while demonstrating best practices involved in writing GUI programs, irrespective. theme_use(random_theme) self. Similar searches: Python Gui Programming With Tkinter: Develop Responsive And Powerful Gui Applications With Tkinter Tkinter Tkinter Python Tkinter Tutorial Tkinter Gui Programming Tkinter Cookbook +cookbook +tkinter Tkinter Python 3 Tkinter Gui Programming By Example Canvas Tkinter Python 3 Game With Python Tkinter Python And Tkinter Programming Python 3 Tkinter. Free Download Python and Tkinter Programming Pdf. Jun 09, 2008 · An interactive environment for python built around a matlab style console window and editor. Tk() # creates a frame (a place on which to put components) frame = tkinter. 5, we will be creating four distinct Python projects, we will get started with using Python, we will install the Eclipse IDE development environment, with the PyDev plugin and all required setup requirements. Tkinter – Redirecting stdout / stderr. ” Using the ScrolledText class is a lot easier than setting up a text widget and scroll bar directly. The Tkinter module defines a number of anchor constants that you can use to control where items are positioned relative to their context. Here, I Created a GUI chat program written in python2. One of the examples provided on the matplotlib example page is an animation of a double pendulum. For example, a guizero TextBox contains a tkinter Entry object. The goal of this step is not to go through the details of tkinter (this will take more. Finally, MoviePy will be particularly practical when dealing with video data, as it is its first job. Features Data structures for graphs, digraphs, and multigraphs. 个人觉得: Python GUI Programming Cookbook 2nd - 2017. Writing the Markup. Before installing packages, you may also need to install the Visual C++ compiler for Python. 4 - Duration: 11:18. Real Python Tutorials Python Descriptors: An Introduction In this step-by-step tutorial, you'll learn what Python descriptors are and how they're used in Python's internals. Tkinter examples you may have seen Tkinter examples you may have seen With ttk, you get a nicer look. In addition, Tkinter provides some simple dialogs allowing you to ask the user for integers, floating point values, and strings. Yes, I have spent many months on Tkinter. conda build does support recipes that are built from git. 2 Disable entry widget 5 Add a combobox widget 6 Add a Checkbutton widget (Tkinter checkbox) 6. The third panel shows that the population size grows exponentially in time. Jan 27, 2019 · Tkinter Tk is a graphical user interface toolkit that takes developing desktop applications to a higher level than conventional approaches. Question: Tag: python,python-3. C o m m u n i t y. In Tkinter, calling self. Sign up for free to join this conversation on GitHub. Example programs - some simple example programs. En el mismo vamos a dar en detalle y con ejercicios adaptados a Python 2. 11 in the normal way. The source release is a self-contained “private” assembly. If Python has not been compiled against Tk 8. The way tkinter works, along with quite a few graphics/windows operations work, is with a main window, then you sort of build things on top of it, then display everything all at once, which gives the appearance. Geometry Management, Event Handling, and more Key Features A Practical, guide to learn the application of Python and. Sep 11, 2014 · This feature is not available right now. About the Book. The goal of this step is not to go through the details of tkinter (this will take more. Python GUI Programming (Tkinter) – Part I In this Python GUI programming tutorial you will learn about how to make GUI programs using Python Tkinter toolkit. Jun 09, 2008 · An interactive environment for python built around a matlab style console window and editor. Tkinter – Redirecting stdout / stderr. Prices do not include local sales tax or VAT where applicable. Parameter Data type Default Compulsory Description; master: App-Yes: The app to which the window belongs: bg: color: None: No: The background colour of the window. Below are a couple examples of some physics animations that I've been playing around with. 3 and later versions of Python is known to have a problem with table colors. This document was written for Python 2. Examples and resources. Scatter Plot With Tooltips¶. Multiple Windows/Frames in Tkinter GUI with Python - Tkinter tutorial Python 3. Going further I'd consider making some sort dictionary to store the keycode along with the associated action that needs to be done if you start. The Tkinter module defines a number of anchor constants that you can use to control where items are positioned relative to their context. backend_tkagg import FigureCanvasTkAgg, NavigationToolbar2TkAgg from matplotlib. Nov 30, 2015 · Tkinter GUI Application Development Blueprints will walk you through the process of developing real-world graphical applications using Python and Tkinter, the built-in GUI module of Python. Basically, they don't work. python's range() function. The GUI is written with tkinter but the look is closer to GTK and the application uses GTK bookmarks (the one displayed in nautilus or thunar for instance). It requires a more detailed knowledge of the protocol so is great for learning more about SPI. Install Z3 using the instructions here. It contains all the supporting project files necessary to work through the book from start to finish. import random import tkinter from tkinter import ttk from tkinter import messagebox class App(object): def __init__(self): self. Python - Create Menu Bar Using Tkinter Example. ” Using the ScrolledText class is a lot easier than setting up a text widget and scroll bar directly. View on GitHub Create Tkinter GUIs from JSON definition files. Hands-on Python Tutorial, Release 2. What I meant to say was, why is time comparision b/w time1 and time2 required?. Here, I Created a GUI chat program written in python2. gpa calculator in javascript. Installing Python and Python packages. An example face can look like this. Python # Python Examples. 为什么很多Python开发者写GUI不用Tkinter,而要选择PyQt和wxPython或其他?. Downloading Tkinter and Tcl/Tk. The following is a list of free resources by numerous methods. • The module is free and open-source. Latitude and Longitude. You can access the internal object using the syntax. Tkinter has no ability to pick color from outside of the root window (as far as i know). This document was written for Python 2. This website contains the full text of the Python Data Science Handbook by Jake VanderPlas; the content is available on GitHub in the form of Jupyter notebooks. com! Now am going to show you how to make a simple python GUI application, basically the app is a simple calculator which adds two numbers. In order to do that I wanted to make a while loop that would add seconds and when they exceed 60, add one minute and same for hours and dynamically change the label text to display them. OpenSeadragon works with a variety of zooming image formats. For example, anchors can specify where a widget is located inside a frame when the frame is bigger than the widget. Python Game Programming By Example. Usando la forma “import Tkinter” cada vez que utilicemos una función de este modulo tendremos que anteponer la palabra ‘Tkinter’, en cambio usando la segunda forma “from Tkinter import *” simplemente deberemos usar el nombre de la función sin el nombre del modulo. As a result, if you want to use the plain PySimpleGUI running on tkinter, you should be using 3. This book will get you up and running with Tkinter by creating some fun and interactive projects. Writing Plugins: Learn By Example. from guizero import App, PushButton def do_nothing(): print("A picture button was pressed") app = App() button = PushButton(app, image="button. An Introduction To Graphical User Interface With Python's Tkinter By: Brad Garrod 11/8/13. py in the contrib folder demonstrates how to show an image using the Tkinter graphics system, which comes standard with most python installs. The pandastable library provides a table widget for Tkinter with plotting and data manipulation functionality. It's installed as part of Python. Thanks for the example. Having played around a little with both Tkinter and wxPython, I like Tkinter much better in terms of how clean my source code looks. Tkinter GUI Application Development Hotshot by Bhaskar Chaudhary, published October 2013, is available in print and eBook versions. 0 specification with a considerable number of additions and a couple of exclusions. Create an App object by calling the App() constructor. Learn Tkinter By Example. creating a movie database application — camelot documentation. I have just started using Tkinter and trying to create a simple pop-up box in python. Various options can be set or reset depending upon the requirements. When developing GUI-rich applications, the most important choices are which programming language(s) and which GUI framework to use. 4 - Duration: 11:18. With Safari, you learn the way you learn best. I would now like to create a program that has some buttons but also a window within the overall tkinter frame that is used to display a picture or video taken by the Pi. Tk is the standard GUI not only for Tcl, but for many other dynamic languages, and can produce rich, native applications that run unchanged across Windows, Mac OS X, Linux and more. The demo plugin adds a dialog to render images at a custom resolution. If you have a large computational task, you might have already found that it takes Python a very long time to reach a solution. The code of the project is on Github: word_cloud. backend_bases import key_press_handler from matplotlib. The GUI is written with tkinter but the look is closer to GTK and the application uses GTK bookmarks (the one displayed in nautilus or thunar for instance). This means that Python will only run on a single thread naturally. The goal of this step is not to go through the details of tkinter (this will take more. Our Python tutorial is designed for beginners and professionals. You can place any Tkinter widget onto a canvas by using a canvas window object. Usando la forma “import Tkinter” cada vez que utilicemos una función de este modulo tendremos que anteponer la palabra ‘Tkinter’, en cambio usando la segunda forma “from Tkinter import *” simplemente deberemos usar el nombre de la función sin el nombre del modulo. As a result, if you want to use the plain PySimpleGUI running on tkinter, you should be using 3. 3 and later versions of Python is known to have a problem with table colors. Tutorial Tkinter completo de 0 a 100 Bienvenidos al Curso completo de Tkinter. The link to the new TB6 is:. pdf - Free download Ebook, Handbook, Textbook, User Guide PDF files on the internet quickly and easily. Please see this page to learn how to setup your environment to use VTK in Python. The book enables users to develop GUI applications in Python and Tkinter by working on ten real world examples. Using pydicom with Tkinter¶ The program pydicom_Tkinter. 0 python に関する筆者の解説記事 2. Check out the links below for the other parts to this series: In the last part of our tutorial, we'll take a look at a couple of shortcuts that Tkinter offers to let us effortlessly offer complex and. Having played around a little with both Tkinter and wxPython, I like Tkinter much better in terms of how clean my source code looks. Before installing packages, you may also need to install the Visual C++ compiler for Python. I'm familiar with calculators and button input, but would anyone have some thoughts on designing an on-screen keyboard? I'm thinking that I will. If we use the toString() method of an array object for printing, the result is not good. The class includes written materials, lecture videos, and lots of code exercises to practice Python coding. It is the easiest way to make bounty program for OSS. Python Tkinter Button. Tkinter tutorial provides basic and advanced concepts of Python Tkinter. Pull requests, feature requests, and other ideas can be submitted via the GitHub page. It would be appreciated if there are any Python VTK experts who could convert any of the c++ examples to Python!. Introduction We all are already aware of the importance of Clock in our day to day lifestyle. A frame is a rectangular area that can contain other widgets. Hay otras formas pero dependerá de tu forma de trabajar o la que te. By voting up you can indicate which examples are most useful and appropriate. Mobile formats (mobi and epub) are now available in the assets folder. 1 Set check state of a Checkbutton 7 Add radio buttons widgets 7. This module has many features that you can read about here, but for this step we will only use a small subset of tkinter’s functionality. Python offers multiple options for developing GUI (Graphical User Interface). Python and Tkinter prove to be a great combination. the multiprocessing module also introduces apis which do not have analogs in the threading module. Tkinter is good for small application but implementation of few things will make you scratch your head. Hi, I have hands on experience with Tkinter and PyQT. For the sake of this example we create and initialize some simple data structures. pdf - Free download Ebook, Handbook, Textbook, User Guide PDF files on the internet quickly and easily. For example, all your Button widgets will come from ttk and not Tkinter. six consists of only one Python file, so it is painless to copy into a project. Oct 01, 2012 · Tkinter simple example. 为什么很多Python开发者写GUI不用Tkinter,而要选择PyQt和wxPython或其他?. Example 3 introduces all the vital steps that go into a typical Tkinter based GUI program. py xmms2-scrobbler-py. Introduction to GUI programming with tkinter ¶. More examples; Standard plot. Anyone can fund any issues on GitHub and these money will be distributed to maintainers and contributors IssueHunt help build sustainable open. Tutorial Tkinter completo de 0 a 100 Bienvenidos al Curso completo de Tkinter. theme_names() random_theme = random. You can vote up the examples you like or vote down the ones you don't like. GitHub Gist: instantly share code, notes, and snippets. Tkinter is good for small application but implementation of few things will make you scratch your head. Python and Tkinter prove to be a great combination. net Hey there, I thought I would share my tkinter tutorial series with you fine folks. In this step, we will use the Python module tkinter used to draw simple graphics. in general, the only thing that needs to be done before we can perform any operation on a sqlite database via python’s sqlite3 module is to open a connection to an sqlite database file:. Read and Write Video Frames in Python Using FFMPEG Sep 27 th , 2013 | Comments This article shows how easy it is to read or write video frames with a few lines of Python, by calling the external software FFMPEG through pipes. Getting started with GUIs - a beginners guide to guizero by the Raspberry Pi Foundation. conda doesn't support this directly because it installs from binaries, whereas git install would be from source. For example, if your App object is called app you would write app. Well, In the life of any human being, Age also plays a very important role and Today's Modern world also make it necessary to remember your age. c, and here is an example of how to use it. Contribute to ssthe/pystock development by creating an account on GitHub. Having played around a little with both Tkinter and wxPython, I like Tkinter much better in terms of how clean my source code looks. It was designed primarily to aid in the implementation of real-time physical computing applications for devices such as the Raspberry Pi, ESP8266, and Arduino, but may easily be applied. Python - Create Menu Bar Using Tkinter Example. Lets start by writing our markup as if our visitor doesn’t even have JavaScript enabled. In Tkinter, calling self. This is Tkinter tutorial. You can vote up the examples you like or vote down the ones you don't like. If Python has not been compiled against Tk 8. Fork the simple-python-pyinstaller-app on GitHub into your local GitHub account. This topic in German / Deutsche Übersetzung: Sliders / Schieberegler in Tkinter Classroom Trainings. Why use a class? It seems from my perspective to simply be an extra layer of complexity and unnecessary code. In addition, there are various graphical tools to help display and manipulate graphs. The GUI is written with tkinter but the look is closer to GTK and the application uses GTK bookmarks (the one displayed in nautilus or thunar for instance). x,tkinter I've been having this problem with a python program I am making where if I display a TopLevel window, in this case my Help Menu, then withdraw it then try to display it again I get the following error. Python's own tkinter documentation is rather minimal, but it links to a bunch of other resources. RubyTk is a binding that links against an existing but separate Tk library. com, rapidgator. Note: This is the source document used to generate the PythonWare version of An Introduction To Tkinter. This feature is not available right now. LibROSA is a python package for music and audio analysis. Jun 09, 2008 · An interactive environment for python built around a matlab style console window and editor. 1/3/2019 It has been two years coming but a new version of Bid Daddy's TB2, Python GPIO module toolbox for Raspberry Pi with corrections, revisions and clarifications has been posted. For the most part, I just want you to just understand how to read and understand a class' workings. A tarball of the three files is here, the well documented header file is pso. Mar 22, 2017 · So, let's move ahead and talk to about examples of tkinter created by my blog. Para este manual, usaremos el módulo Tkinter, porque ya viene instalado en Python y es con el que hemos trabajado, y bastará para darse una idea de cómo se trabaja en Python con interfaz gráfica. I would like to make an app that will display a table that contains some data that I've loaded from my database. Tkinter By Example If you're looking to learn how to create GUI applications in python, the tkinter module is a great place to start. In this example I will style one element using the tk style and the others using ttk. Learning Path by The GitHub Training Team A set of resources leveraged by Microsoft employees to ramp up on Git and GitHub. It covers the basics of GUI programming in Python with Tkinter. h, the implementation is pso. py xmms2-scrobbler-py. GUI examples in Windows 10. Today, In this post I am going to show you how we can easily create a simple analog clock app using python and Tkinter Module. In Tkinter, calling self. For those trying this in Python 3, just change the two imports on top to be: import tkinter as Tkinter ; import tkinter. sentdex 187,047 views. Oct 01, 2012 · Tkinter simple example. I have created a few programs in tkinter and I am very pleased with the results. Combobox(frm, values=available_themes. how we calculate gpa calculator in javascript. I have copy pasted a simple code from a website: from Tkinter import * master = Tk() Label(master, text="Firs. A First (Real) Example. Tkinter doesn't have any direct support for drag and drop within an application. let's see, Examples of Python Tkinter Tutorials. Well, In the life of any human being, Age also plays a very important role and Today's Modern world also make it necessary to remember your age. Now we're going to need to add the following imports to our Tkinter application: import matplotlib matplotlib. advanced topics — pyinstaller 3. Pull requests, feature requests, and other ideas can be submitted via the GitHub page. HList¶ The HList widget can be used to display any data that have a hierarchical structure, for example, file system directory trees. Oct 14, 2019 · Tkinter - OpenGL Frame using ctypes. Optionally, it can create a single file which is more convenient for distributing, but takes slightly longer to start because it unzip itself. In addition, there are various graphical tools to help display and manipulate graphs. Sign up for free to join this conversation on GitHub. h, the implementation is pso. Python is a simple, general purpose, high level, and object-oriented programming language. It contains all the supporting project files necessary to work through the book from start to finish. Tkinter doesn't have any direct support for drag and drop within an application. codeskulptor. Sign up Learn Tkinter By Example - a free book. The GUI is written with tkinter but the look is closer to GTK and the application uses GTK bookmarks (the one displayed in nautilus or thunar for instance). Combobox(frm, values=available_themes. 0 specification but is packed with even more Pythonic convenience. The DateEntry widget is similar to a Combobox, but the drop-down is not a list but a Calendar to select a date. scrolledtext module provides a class of the same name which implements a basic text widget which has a vertical scroll bar configured to do the “right thing. a prime example of this is the pool object which offers a convenient means of parallelizing the execution of a function across multiple input values, distributing the input data across processes (data parallelism). And it can grow, if. The goal of this step is not to go through the details of tkinter (this will take more. Also Python is a free. 8 has problems. NumPy, which stands for Numerical Python, is a library consisting of multidimensional array objects and a collection of routines for processing those arrays. You can preview all of the example notebooks from its GitHub repository on IPython’s Notebook Viewer here. Full source code of each application is available in the Code folder of this repository. Original by Jeremy Satterfield, updated & maintained by Rob Garrison Click inside the input or textarea to open the keyboard Click on the keyboard title, then scroll down to see its code. 6 and Tkinter. from matplotlib. This tutorial walks through the process of installing and using PyInstaller to create distributable packages. Install Python 2. Menu(메뉴 이름, 파라미터1, 파라미터2, 파라미터3, )을 사용하여 해당 메뉴창에 표시할 상위 메뉴의 속성을 설정할 수 있습니다. This demo shows how to create a chat client with a tkinter GUI. For example here we have given the app a grid layout, then placed some text at [0,0] and the Box object at [1,0]. Pygubu is a RAD tool to enable quick & easy development of user interfaces for the python tkinter module. Host, run, and code Python in the cloud: PythonAnywhere We use cookies to provide social media features and to analyse our traffic. net Hey there, I thought I would share my tkinter tutorial series with you fine folks. The source code for mpld3 can be found on GitHub. this blog will describe how to display images in tkinter, python that are directly supported as well as non-supported image formats using PIL. Clone your forked simple-python-pyinstaller-app repository (on GitHub) locally to your machine. It creates a Tkinter PhotoImage in a Label widget or a user-supplied widget. Installing on from source on Windows can be a bit challenging, but here are a few suggestions that may get you through it. Library Management System In Python Tkinter. The DateEntry widget is similar to a Combobox, but the drop-down is not a list but a Calendar to select a date. backend_tkagg import ( FigureCanvasTkAgg , NavigationToolbar2Tk ) # Implement the default Matplotlib key bindings. Python Game Programming by Example enables readers to develop cool and popular games in Python without having in-depth programming knowledge of Python. You could rewrite your app for QPython, but if you are already writing, I would recommend Kivy. This tutorial walks through the process of installing and using PyInstaller to create distributable packages. Jul 07, 2015 · In this article I will explain with an example, how to implement the Google Places Autocomplete without using Google Maps. I'm learning Python, and I would like to use it to create a simple GUI application, and since Tkinter is already built-in (and very simple to use) I would like to use it to build my application. If you add a text. The code examples are available at author's Github Java-Swing-Examples repository. The GUI is written with tkinter but the look is closer to GTK and the application uses GTK bookmarks (the one displayed in nautilus or thunar for instance). Python: A Simple Step-by-Step SQLite Tutorial July 18, 2012 Cross-Platform , Education , Python SQL , sqlite Mike SQLite is a self-contained, server-less, config-free transactional SQL database engine. Python for. Aug 18, 2012 · Below are a couple examples of some physics animations that I've been playing around with. set) scrollbar. The following are code examples for showing how to use tkinter. Moocs (Massive open online course's) Note: python and n. # Python 2 imports import Tkinter import Tkconstants import ttk # Python 3 import example import tkinter from tkinter import constants from tkinter. A frame is a rectangular area that can contain other widgets. Python and Tkinter prove to be a great combination. Python Tkinter Entry with python tutorial, tkinter, button, overview, entry, checkbutton, canvas, frame, environment set-up, first python program, basics, data types. Description. The Tkinter module defines a number of anchor constants that you can use to control where items are positioned relative to their context. Getting started with GUIs - a beginners guide to guizero by the Raspberry Pi Foundation. Having played around a little with both Tkinter and wxPython, I like Tkinter much better in terms of how clean my source code looks. tix and the tkinter. Contribute to janbodnar/Tkinter-Examples development by creating an account on GitHub. Jan 28, 2015 · The tutorial is suited for beginners and intermediate programmers. Using pydicom with Tkinter¶ The program pydicom_Tkinter. Hover over the points to see the point labels. Note that the name of the module in Python 2. Examples and resources. This website contains a free and extensive online tutorial by Bernd Klein. A tutorial on how to use Python, and the Tkinter library, to create some common Graphical User Interface (GUI) patterns, like progress bars and text windows. These projects have varying degrees of complexity. Python has a huge number of GUI frameworks (or toolkits) available for it, from TkInter (traditionally bundled with Python, using Tk) to a number of other cross-platform solutions, as well as bindings to platform-specific (also known as "native") technologies. Yes, I have spent many months on Tkinter. 4 - Duration: 11:18. Create Tkinter GUIs from JSON definition files. Programming GUIs and windows with Tkinter and Python Introduction Hello and welcome to my Tkinter mega-series, where I walk you through the creation of an actual application made with Python and Tkinter. range() (and python in general) is 0-index based, meaning list indexes start at 0, not 1. A frame is a rectangular area that can contain other widgets. Wir werden oft gefragt, ob es kein Tk für Python gäbe, oder ob Tkinter das selbe oder das gleiche sei wie Tk.