Matplotlib is a plotting library for the Python programming language and its numerical mathematics extension NumPy. 5 hours as the processing was done using. Next Page. Jerusalem onsite live Tkinter trainings can be carried out locally on customer premises or in NobleProg corporate training centers. In this blog, I am going to create a textbox and text capturing function in Python GUI application. js will enable single-tab mode:. up vote 1 down vote favorite. I appreciate any help i can get. GUI frameworks. We'll be using it to build our customized GUI. You can see which version is the current default by. The runtime versions which are currently known to work are listed below. Capture large output and display it as an expandable button. By the end of this training, participants will be able to: - Use geography managers to lay out the GUI. py, display. Both Tk and tkinter are available on most Unix platforms, as well as on Windows systems. The only reason for me using HTTPS + SSH is that the Jupyter server is also publicly available outside Colab. You will then need to restart any running Jupyter servers. i am new to Python. While Javascript is not essential for this website, your interaction with the content will be limited. Python programs can use TKinter with import Tkinter on Python 2 or import tkinter on Python 3. Here are only points to be accomplished. If so, I'll show you the steps to import a CSV file into Python using pandas. Visit the installation page to see how you can download the package. What is Tkinter? The Tkinter is standard python module for GUI creation with Tk GUI toolkit. A preview of what LinkedIn members have to say about Milan: “ Excellent in work and deadline meeting, good understanding and development skill of Visual Basic, Advance excel. Python Projects with Source code. Tk proved as extremely successful in the 1990's, because it is easier to learn and to use than other toolkits. GUI with Python's Tkinter, by Robert Jomar Malate - Duration: 40:50. 6的参考本博客的教程. 4からコードを実行し、以下にリンクされているスクリーンショットを有効にしました。. Searched for "tkinter","Tkinter", and "python-tk" but couldn't find it. Onsite live Tkinter training can be carried out locally on customer premises in Gdynia or in NobleProg corporate training centers in Gdynia. Tkinter training is available as "onsite live training" or "remote live training". Export Pandas DataFrame to a CSV file using Tkinter. Button(window,text="Welcome to DataCamp's Tutorial on Tkinter") button_widget. ActiveState Platform Pricing. How to install Jupyter Notebook; How to run the Jupyter Notebook Server. Its main components are: A powerful interactive Python shell. The Jupyter Notebook App has a kernel for Python code, but there are also kernels available for other programming languages. I have tried it in both jupyter notebook and jupyter lab. Jupyter Notebooks are a powerful way to write and iterate on your Python code for data analysis. die eine GUI mit Tkinter entwerfen. Here’s an example using a simple function (based on this lucid explanation). Installing and running Pandas¶. backend_bases import key_press_handler from matplotlib. We’ll cover the basics of Docker and containerization, how to install Docker, and how to download and run Dockerized applications. js from Jupyter interactive widgets. , python build 0. This video will show you steps to use jupyter for executing python code. x it was called Tkinter, but that is not the problem – I just installed a brand new python 3. One is the use of graphics in general and for buttons The other thing to do is spend the time necessary to design a well-functioning GUI window. Run either the bat or sh. Tkinter training is available as "onsite live training" or "remote live training". x or an early 8. I'm using Python 3. [10] [11] Jupyter is language agnostic and its name is a reference to core programming languages supported by Jupyter, which are Julia , Python , and R. Everything is now under the tkinter package. 5 which means that you can create SQLite database with any current Python without downloading any additional dependencies. GitHub Gist: instantly share code, notes, and snippets. User interface components¶. 3 and do not have Anaconda available for install in the organization approved package list. As these notebooks Jupyter Widgets Flex Or, if you already have a desktop environment, you can use ww. You will then need to restart any running Jupyter servers. If a pip magic and conda magic similar to the above were added to Jupyter's default set of magic commands, I think it could go a long way toward solving the common problems that users have when trying to install Python packages for use with Jupyter notebooks. Or you can run them on Binder by pressing the button below. Locating Desktop Computer Information Has Brought You To The Right Place. Cette formation en direct, animée par un instructeur (sur site ou à distance), est destinée aux développeurs Web qui souhaitent concevoir, développer et déployer une interface graphique avec Tkinter. I presume from your question that you have python 3. PyQt5 is the most popular option for creating graphical apps with Python. my_button = SelectFilesButton() my_button # This will display the button in the context of Jupyter Notebook Retrieving the file list from the button. This task explains how to use Navigator to set up and begin working with Pandas in your choice of terminal, Python, IPython, or Jupyter Notebook. This is because when I use. Tk/Tcl has long been an integral part of Python. Această instruire, directă a instructorului (la fața locului sau la distanță), se adresează dezvoltatorilor web care doresc să proiecteze, să dezvolte și să implementeze o interfață grafică cu Tkinter. Remote live training is carried out by way of an interactive, remote desktop. The dashboard of the application not only shows you the notebook documents that you have made and can reopen but can also be used to manage the kernels: you can which ones are running and shut them down if necessary. one constraints is after addition of all my widgets ,there is no changes occurs and all the widget are view on top of the background image only. Pydroid 3 is the most easy to use and powerful educational Python 3 IDE for Android. Jupyter Notebook を起動後、ノートブックを作成したいフォルダ階層で、「New」ボタン ⇒「Python3」を選択し、ノートブックを作成します。 以下のように、セルと呼ばれるスペースに Python のコードを入力し実行することができます。. I tried to use the matplotlib package via Pycharm IDE on windows 10. - Build a GUI application with Python Tkinter. Importing Jupyter Notebooks as Modules¶. Since the notebook opens some links in new tabs by default, single-tab mode keeps the notebook from opening additional tabs. IPython을 사용하다보면 %matplotlib inline을 사용 해야 하는 상황이 발생합니다. 1) Is there some kind of built in or canonical way to do this in jupyter notebook that I've missed in my searches? 2) Is there any redundancy?. In Tk, to perform an action on a widget, use the widget name as a command, and follow it with an action name, possibly with arguments (options). 首先在linux搭建服务器. import tkinter * w=Tk() w. The application can be executed on a PC without Internet access, or it can be installed on a remote server, where you can access it through the Internet. The editor you are using probably has a way to run the files (hopefully Python files!). Next Page. When embedding the notebook in a website using an iframe, consider putting the notebook in single-tab mode. In practice window is the istance of the GUI class, e is the entry in that GUI and get() is the method to get the text in e. php/201 In this video I show how to create and add a notebook widget which will display tabs in your. To start, here is a simple template that you may use to import a CSV file into Python: import pandas as pd df = pd. How to Make Your First Simple Software Using Python: Hi, welcome to this Instructables. Mathematics Inline and Display. One thing to consider when using Jupyter Notebook and Colaboratory is that the two products use most of the same terminology and many of the same features, but they're not completely the same. An interactive environment for python built around a matlab style console window and editor. Subscribe to this blog. This is made difficult by the fact that Notebooks are not plain Python files, and thus cannot be imported by the regular Python machinery. Supporting clients for on-demand cha. Python when combined with Tkinter provides a fast and easy way to create GUI applications. grid(row=0) Label(master, text="Last Name"). Quote of the Day: "Clearly, programming courses should teach methods of design and construction, and the selected examples should be such that a gradual development can be nicely demonstrated. With PyCharm, you can access the command line, connect to a database, create a virtual environment, and manage your version control system all in one place, saving time by avoiding constantly switching between windows. Python OpenCV - show an image in a Tkinter window Posted on April 20, 2018 by Paul. Onsite live Tkinter trainings in Poznań can be carried out locally on customer premises or in NobleProg corporate training centers. This is made difficult by the fact that Notebooks are not plain Python files, and thus cannot be imported by the regular Python machinery. You can use the layout feature to make your widgets change sizes based on the available space. And it's FREE. backend_bases import key_press_handler from matplotlib. js-2 #RDKit #cytoscape 20/03/2019 iwatobipen programming chemoinformatics , cytoscape , RDKit Yesterday, I posted about cyjupyter. my_button = SelectFilesButton() my_button # This will display the button in the context of Jupyter Notebook Retrieving the file list from the button. We are using python 2. tix as tkinter_tix print. IPython Tutorial (Note: some of the screenshots here may be out-of-date. up vote-1 down vote favorite. When using custom arguments, each top-level element of an argument string that's separated by space on the command line must be a separate item in the args. when I run this code: from matplotlib import pyplot. However, if you want to use a kernel with a different version of Python, or in a virtualenv environment, you’ll need to install that manually. by Christoph Gohlke, Laboratory for Fluorescence Dynamics, University of California, Irvine. Tkinter provides a powerful object-oriented interface to the Tk GUI toolkit. [1] IPython seguirá existiendo como un shell de Python y como kernel para Jupyter, mientras que el notebook y otras partes de IPython pasarán a formar parte del proyecto Jupyter. Onsite live Tkinter training can be carried out locally on customer premises in Swatar or in NobleProg corporate training centers in Swatar. We are using python 2. Advertisements. Everton Colling 5,686 views. Also, this is text on a canvas and not a label, so it could have been different (but turned out it wasn't). quit() and when do you use root. Now, looking at the implementation itself, it is possible to see this loop at the beginning of the function,. Learn about Jupyter Notebooks and how you can use them to run your code. Onsite live Tkinter training can be carried out locally on customer premises in Gdynia or in NobleProg corporate training centers in Gdynia. Python for Kids wasn't specifically written to work with iPython (nor was the code actually tested with that app), which is why you're having issues. And I am trying to make a drop down menu which will have some options (eg 4 options). There is no shortage of GUI frameworks for Python. I’ll then explain the main parts of the code. In this introductory beginners course we will learn about the basics of Python and Jupyter notebook. If a pip magic and conda magic similar to the above were added to Jupyter's default set of magic commands, I think it could go a long way toward solving the common problems that users have when trying to install Python packages for use with Jupyter notebooks. Looking to create a Graphical User Interface (GUI) in Python using tkinter?. Onsite live Tkinter trainings in Zielona Góra can be carried out locally on customer premises or in NobleProg corporate training centers. A preview of what LinkedIn members have to say about Milan: “ Excellent in work and deadline meeting, good understanding and development skill of Visual Basic, Advance excel. Net, PHP, C, C++, Python, JSP, Spring, Bootstrap, jQuery, Interview. The IPython session shown here plots a sine wave using qt toolkit − While using Jupyter notebook, %matplotlib inline directive displays plot output in the browser only. Aug 20, 2019 Python Program to record a video using openCV's videowriter() and a widget is designed to contain the video canvas using python's Tkinter En este video desarrollamos un pequeño script para el uso de la camara en python utilizando las librerias openCv+tkinter. Or you can run them on Binder by pressing the button below. Plotly OEM Pricing Enterprise Pricing About Us Careers Resources Blog Support Community Support Documentation JOIN OUR MAILING LIST Sign up to stay in the loop with all things Plotly — from Dash Club to product updates, webinars, and more! Subscribe. Here’s an example using a simple function (based on this lucid explanation). Remote live training is carried out by way of an interactive, remote desktop. The open-source Anaconda Distribution is the easiest way to perform Python/R data science and machine learning on Linux, Windows, and Mac OS X. Tkinter er det mest brukte Python GUI. Team player and supporting nature. I don’t know why they are not appearing. Markdown is a nice way to create web pages without having to use html, but what if you want to convert markdown to html? I searched on the web a way to do it with python and I found this code that I modified so that you can use it with tkinter, my favourite module to make graphic user interfaces with python. Matplotlib is a plotting library for the Python programming language and its numerical mathematics extension NumPy. 28 Jupyter Notebook Tips, Tricks, and Shortcuts Jupyter Notebook Jupyter notebook, formerly known as the IPython notebook, is a flexible tool that helps you create readable analyses, as you can keep code, images, comments, formulae and plots together. 1 added some tools for creating animations which are really slick. blackPath setting to that install location. Python Tkinter Tutorial with tutorial and examples on HTML, CSS, JavaScript, XHTML, Java,. An Example Notebook¶. It is intended for use in mathematics / scientific / engineering applications. The tkinter module, containing the Tk toolkit, has always to be imported. Jupyter notebook is very powerful and flexible tool to analyse and visualise data. Working with Python in Visual Studio Code, using the Microsoft Python extension, is simple, fun, and productive. files Questions. En 2014 Fernando Pérez anunció un proyecto alternativo a IPython llamado Jupyter. Madrid onsite live Tkinter trainings can be carried out locally on customer premises or in NobleProg corporate training centers. A slider is created with the Scale method(). OK, I Understand. Jupyter Notebook is perfect for using Python for scientific computing and data analysis with libraries like numpy, pandas, and matplotlib. Tkinter Modules¶. When users begin using functions, they can quickly become confused when it comes to global and local variables getting a the dreaded variable is not defined even when they clearly see that it is or so they think. CS50 153,632 views. Markdown cells can be selected in Jupyter Notebook by using the drop-down or also by the keyboard shortcut 'm/M' immediately after inserting a new cell. 5 at the time of writing this post. It can create publication-quality charts. Tkinter training is available as "onsite live training" or "remote live training". Python - Install Anaconda, Jupyter Notebook, Spyder MOHAMMAD SHADAN January 17, 2017. The tkinter module, containing the Tk toolkit, has always to be imported. php on line 118 Warning. In this short guide, I'll review the steps to import an Excel file into Python using a simple example. You can use the layout feature to make your widgets change sizes based on the available space. You can edit files, or run commands, using any languages. Python when combined with Tkinter provides a fast and easy way to create GUI applications. 3 notebook 4. Instead of using Canvas, I replaced the code so that it prints the image using tkinter. then use set() or get() to set or read its value (self. Tkinter training is available as "onsite live training" or "remote live training". Pydroid 3 is the most easy to use and powerful educational Python 3 IDE for Android. Jupyter is one of the most used IPython notebook editors that is used across the Data Science industry. 3 and do not have Anaconda available for install in the organization approved package list. This function converts current IPython history into an IPython notebook file with ipynb extension. jupyterlab-sql only works with Python 3. png files so I have to use ImageTk. 之前因为需要在集群上执行编辑的代码,遂查找资料,又折腾了 博文 来自: cafebar123的专栏. To install Jupyter, use the pip utility shipped with Python software. How can I use Cython on macOS? Cython needs a C compiler, so you need to install Xcode. Reusable Code Snippet 7 Years Ago vegaseat 1,735 Like Tweet. I think though, this relates to development of GUI programs so I am not sure this is relevant. GUI frameworks. ipynb), but for those who don't use Jupyter, you have a few options: Convert notebooks to html file using the File > Download as > HTML Menu option. Anaconda Cloud. In practice window is the istance of the GUI class, e is the entry in that GUI and get() is the method to get the text in e. Remote live training is carried out by way of an interactive, remote desktop. die eine GUI mit Tkinter entwerfen. Image class. 2013-2019, VisPy developers Code licensed under BSD license , documentation under CC BY 3. Once you have finished getting started you could add a new project or learn about pygame by reading the docs. Previous Page. The most likely reason is that you want to share the content of your Notebook to non-technical users that don’t want to install Python or the other dependencies necessary to use your Notebook. There is tkinter, tkinter. Creating a GUI application using Tkinter is an easy task. Onsite live Tkinter training can be carried out locally on customer premises in Tel Aviv or in NobleProg corporate training centers in Tel Aviv. If installing using pip install --user, you must add the user-level bin directory to your PATH environment variable in order to launch jupyter lab. Tkinter is the ubiquitous GUI toolkit for Python. Both Tk and tkinter are available on most Unix platforms, as well as on Windows systems. Hospital Management System is a simple project developed in Python. Tkinter training is available as "onsite live training" or "remote live training". Basic interact ¶. title("Button GUI") button_widget = tkinter. It can create publication-quality charts. To capture print s (or any other kind of output) and ensure it is displayed, be sure to send it to an Output widget (or put the information you want to display into an. hydrogen tries to create a Jupyter-like experience and is great for small manipulations where you want to see the output immediately. 1 Tkinter is included in python built in package distribution. Enclose LaTeX code in dollar signs $ $ to display math inline. php/201 In this video I show how to create and add a notebook widget which will display tabs in your. What is Tkinter? The Tkinter is standard python module for GUI creation with Tk GUI toolkit. Using Interact; Simple Widget Introduction; Widget List; Output widgets: leveraging Jupyter's display system; Widget Events; Layout and Styling of Jupyter widgets; Using Layout Templates; Building a Custom Widget - Email widget; Low Level Widget Tutorial; Asynchronous Widgets; Embedding Jupyter Widgets in Other Contexts than the Notebook. In this video we learn how to build an application with a graphical user interface (GUI). Tkinter is a Python wrapper around a complete Tcl interpreter embedded in the Python interpreter. See the example below. So, let’s start Python graphics, let’s create a simple GUI application: Import the module Tkinter. In the following example when the user hits any key, on the console will appear the updated number of times that a key has been pressed. In jupyter lab, it shows the button, but does not execute anything when you push it. Only users with topic management privileges can see it. js from Jupyter interactive widgets. You can pass it a file path, file name or just use use the special string “:memory:” to create the database in memory. This is a great video to learn how to use the Tkinter library as well as be introduced to some very. Python 2 Python 3 SageMath (Py 2) Anaconda 2019 (Py3) 3to2 Refactors valid 3. [2] Jupyter añadió soporte para Julia, R, Haskell y Ruby al notebook. While Javascript is not essential for this website, your interaction with the content will be limited. I have a very simple script that opens a tkinter window with a single button that closes the window:. How can I use Cython on macOS? Cython needs a C compiler, so you need to install Xcode. If you are using windows, but are not using Conda, try installing conda and running the installation from the anaconda prompt. Tkinter is the default, but it won't work on PythonAnywhere. Welcome to Part II of “Advanced Jupyter Notebook Tricks. To start, here is a simple template that you may use to import a CSV file into Python: import pandas as pd df = pd. If you do not have a CUDA-capable GPU, you can access one of the thousands of GPUs available from cloud service providers including Amazon AWS, Microsoft Azure and IBM SoftLayer. Onsite live Tkinter training can be carried out locally on customer premises in Alexandria or in NobleProg corporate training centers in Alexandria. All you need to do is perform the following steps −. And I often use matplotlib and seaborn for my task. Cette formation en direct, animée par un instructeur (sur site ou à distance), est destinée aux développeurs Web qui souhaitent concevoir, développer et déployer une interface graphique avec Tkinter. The "notebook" term can colloquially make reference to many different entities, mainly the Jupyter web application, Jupyter Python web server, or Jupyter document format depending on context. To create a tkinter app: Importing the module – tkinter; Create the main window (container) Add any number of widgets to the main window; Apply the event Trigger on the widgets. Tk is the only cross-platform (Windows, Mac, Unix) graphical user interface toolkit designed exclusively for high-level dynamic languages, like Tcl, Ruby, Perl, Python and many others. pyplot as plt. and other important thing is that Anaconda Is Cross Platform Supported. csv') print (df) Next, I’ll review an example with the steps needed to import your file. bpython - A fancy interface to the Python interpreter. The editor you are using probably has a way to run the files (hopefully Python files!). The Box widgets enables the entire CSS Flexbox spec, enabling rich reactive layouts in the Jupyter notebook. Creating a GUI application using Tkinter is an easy task. Processed 1. Code is very simple. js from Jupyter interactive widgets. To toggle cell line numbers in Jupyter notebook, you can use two keyboard shortcuts in "Command Mode" as follow:- 1) L - to toggle line numbers 2) Shift-L - to toggles line numbers in all cells, and persist the setting Note that the Jupyter Notebook has two different keyboard input modes. Python GUI Programming using Tkinter and Python – How to create the fast GUI applications, basic transformation and topics related to it are covered. files Questions. It features a unique combination of the advanced editing, analysis, debugging and profiling functionality of a comprehensive development tool with the data exploration, interactive execution, deep inspection. Uses include: data cleaning and transformation, numerical simulation, statistical modeling, data visualization, machine learning, and much more. Currently we are stuck at installing terminado-0. Python 2 Python 3 SageMath (Py 2) Anaconda 2019 (Py3) 3to2 Refactors valid 3. The script is written in Python. Onsite live Tkinter training can be carried out locally on customer premises in Alexandria or in NobleProg corporate training centers in Alexandria. It is a standard Python interface to the Tk GUI toolkit shipped with Python. Tkinter is easy to use, easy to implement,easy to. qt designer matplotlib widget. windowsでpythonだけでプログラミングを書きたい人向けに Tkinterはいいライブラリだと思いますが 表示させるところで躓く方は以下を参照。 ポイントは最後のroot. It and Tkinter (and turtle) are options for the Windows and macOS (and some non-PSF) installers and easily installed on Linux. Random number generator is a method or a block of code that generates different numbers every time it is executed based on a specific logic or an algorithm set on the code with respect to the requirement provided by the client. View Pyhton-12-GUI-DB from CDAC 101 at Center for Development of Advanced Computing. All you need to do is perform the following steps − Import the Tkinter module. NotebookApp. You can use Colaboratory to perform many tasks, such as to write and run code, create its associated documentation, and display graphics, just as you do with Jupyter Notebook. Today dozens of Google engineers use Python. You can search for the Python interpreter with your operating system's file manager, such as File Explorer on Windows, Finder on macOS, or Nautilus on. Tkinter is the standard GUI library for Python. You can fix this by creating the root window explicitly at the beginning of your script, and then hide it: You can fix this by creating the root window explicitly at the beginning of your script, and then hide it:. The Jupyter Notebook and other frontends automatically ensure that the IPython kernel is available. When opening bug reports or sending emails to the Jupyter mailing list, it is useful to know the names of different UI components so that other developers and users have an easier time helping you diagnose your problems. As these notebooks Jupyter Widgets Flex Or, if you already have a desktop environment, you can use ww. ) In this class, we will use IPython notebooks (more recently known as Jupyter notebooks) for the programming assignments. but you can specify any file-like object using the file argument. Lets get started with google maps in python! We are going to cover making a basic map, adding different layers to the maps, and then creating driving directions! Before this article, I did a quick…. This is an Image Super Resolution model implemented in python using keras. Plotly is a charting module for Python. Getting ready. To work properly, Magics must use a syntax element which is not valid in the underlying language. I also need a Ok button in the same window. tix as tkinter_tix print. At first I installed python knime package via pypi. Supporting clients for on-demand cha. If you continue browsing the site, you agree to the use of cookies on this website. Canvas :- Canvas is used to draw shapes in your GUI. User interface components¶. You can imagine it as being a workspace opener. Its simple Python Tkinter Tutorial examples. 7 interpreter: no Internet is required to run Python programs. quit() and when do you use root. If you are running Jupyter Notebook on a Droplet, you will need to connect to the server using SSH tunneling as outlined in the next section. everyoneloves__top-leaderboard:empty,. mainloop() Though you have already learned to use Widgets in Tkinter but let's find out which other widgets are available in Tkinter and the functioning of each of them. To use tkinter, you don't need to write. backend_bases import key_press_handler from matplotlib. To begin, you'll need to import the tkinter and matplotlib modules as follows: import tkinter as tk import matplotlib. A text widget is used for multi-line text area. A fast and efficient approach to learn program Python and Tkinter consists in attending a classroom training course by Bernd Klein at Bodenseo. Skip navigation Sign in. Development of several features in Thonny 3. Uses include: data cleaning and transformation, numerical simulation, statistical modeling, data visualization, machine learning, and much more. php on line 118 Warning. Use (while in your virtual env path): conda install numpy jupyter notebook. Matplotlib version 1. Also, this is text on a canvas and not a label, so it could have been different (but turned out it wasn't). 如果该配置文件已经存在,那么,会出现如下信息,从中可以见到配置文件存在的位置. To begin, you'll need to import the tkinter and matplotlib modules as follows: import tkinter as tk import matplotlib. Use PythonAnywhere's scheduled tasks to run your Python scripts periodically. Advanced tkinter. Yesterday I ran my script that use Tkinter and Matplotlib everything perfect. Upgraded recently to Python 3. Creating a GUI application using Tkinter is an easy task. The title says basically all, and I'm really only trying to understand, not looking for arguments. The hard copy edition is shipping and is available from Princeton University Press. show all the rows or columns from a DataFrame in Jupyter QTConcole. In python we create GUI using tkinter module, tkinter has some functions for creating GUI and setting properties of our windows form. 5 at the time of writing this post. Python is a language that is particularly strong at processing data. Since Python is such a popular programming language for data analysis, it only makes sense that it comes with a statistics module. Every time, I use Jupyter Notebook in Ubuntu 18. When embedding the notebook in a website using an iframe, consider putting the notebook in single-tab mode. Before starting working with Python, a specific path is to set. Use (while in your virtual env path): conda install numpy jupyter notebook. I would request a solution for this version only. It produces a project for a Jupyter interactive widget library following the current best practices for using interactive widgets. What puzzles me the most is that the code does run on Jupyter, but I can't run it on a terminal when I export it. When I do it on IDLE, it works fine, and the Tkinter window pops up. It looks like you're using iPython/Jupyter Notebook to run the examples in the book.