{"id":48367,"date":"2022-04-16T20:19:05","date_gmt":"2022-04-16T20:19:05","guid":{"rendered":"https:\/\/www.thepicpedia.com\/faq\/best-answer-how-can-ipython-notebook-show-figures-in-notebook\/"},"modified":"2022-04-16T20:19:05","modified_gmt":"2022-04-16T20:19:05","slug":"best-answer-how-can-ipython-notebook-show-figures-in-notebook","status":"publish","type":"post","link":"https:\/\/www.thepicpedia.com\/faq\/best-answer-how-can-ipython-notebook-show-figures-in-notebook\/","title":{"rendered":"Best answer: How can ipython notebook show figures in notebook ?"},"content":{"rendered":"<p><iframe style=\"margin-top:25px;width:100%;height:420px;\" width=\"auto\" height=\"auto\" src=\"https:\/\/www.youtube.com\/embed\/Obkddfv3zGg\"><\/iframe><\/p>\n<p>Correspondingly, how do you display plots on a Jupyter <strong>notebook<\/strong>? IPython kernel of Jupyter <strong>notebook<\/strong> is able to display plots of code in input cells. It works seamlessly with matplotlib library. The inline option with the %matplotlib magic function renders the plot out cell even if <strong>show<\/strong>() function of plot object is not called.<\/p>\n<p>Similarly, how do I run matplotlib in Jupyter <strong>notebook<\/strong>? Install Matplotlib Make sure you first have Jupyter notebook installed, then we can add Matplotlib to our virtual environment. To do so, navigate to the command prompt and type pip install matplotlib. Now launch your Jupyter notebook by simply typing jupyter notebook at the command prompt.<\/p>\n<p>Also, how do I show a figure in matplotlib? <\/p>\n<ol>\n<li>Syntax: show(self, warn=True)<\/li>\n<li>Parameters: This method accept the following parameters that are discussed below:<\/li>\n<li>Returns: This method does not returns any value.<\/li>\n<\/ol>\n<p>Frequent question, what is <strong>IPython<\/strong> display? Bases: IPython.core.display.DisplayObject. Create an audio object. When this object is returned by an input cell or passed to the display function, it will result in Audio controls being displayed in the frontend (only works in the notebook). data (numpy array, list, unicode, str or bytes) \u2013<\/p>\n<h2>How do I display a JPEG in Jupyter notebook?<\/h2>\n<\/p>\n<ol>\n<li>from IPython. display import Image, display.<\/li>\n<li>\u200b<\/li>\n<li>listOfImageNames = [&#8216;\/path\/to\/images\/1.png&#8217;,<\/li>\n<li>&#8216;\/path\/to\/images\/2.png&#8217;]<\/li>\n<li>\u200b<\/li>\n<li>for imageName in listOfImageNames:<\/li>\n<li>display(Image(filename=imageName))<\/li>\n<\/ol>\n<\/p>\n<h2>How do I show matplotlib plots in terminal?<\/h2>\n<\/p>\n<p><iframe style=\"width:100%;height:420px;\" width=\"auto\" height=\"auto\" src=\"https:\/\/www.youtube.com\/embed\/fMcSwFYcaJ4\"><\/iframe><\/p>\n<\/p>\n<h2>Is PLT show () necessary?<\/h2>\n<\/p>\n<p>Plotting from an IPython shell Using plt. show() in Matplotlib mode is not required.<\/p>\n<\/p>\n<h2>How do I plot multiple plots in matplotlib?<\/h2>\n<\/p>\n<ol>\n<li>nrows, ncols: These gives the number of rows and columns respectively.  <\/li>\n<li>sharex, sharey: These parameters specify about the properties that are shared among a and y axis.<\/li>\n<\/ol>\n<\/p>\n<h2>How do I check my Jupyter notebook matplotlib version?<\/h2>\n<\/p>\n<ol>\n<li>In [1]: import matplotlib print(&#8216;matplotlib: {}&#8217;. format(matplotlib. __version__)) matplotlib: 2.2.3.<\/li>\n<li>In [3]: import matplotlib print(matplotlib. __version__) 2.2.3.<\/li>\n<li>In [5]: import matplotlib as mpl print(mpl. __version__) 2.2.3.<\/li>\n<\/ol>\n<\/p>\n<h2>Is matplotlib interactive?<\/h2>\n<\/p>\n<p>And with no additional code and only using the simple matplotlib code, the output is an interactive plot where you can zoom in\/out, pan it and reset to the original view.<\/p>\n<\/p>\n<h2>How do I know if matplotlib is installed?<\/h2>\n<\/p>\n<p>To verify that Matplotlib is installed, try to invoke Matplotlib&#8217;s version at the Python REPL. Use the commands below that include calling the . __version__ an attribute common to most Python packages.<\/p>\n<\/p>\n<h2>How can I show figures separately in matplotlib?<\/h2>\n<\/p>\n<ol>\n<li>To create a new figure, or activate an existing figure, use the figure() method.  <\/li>\n<li>Plot the lines with the same lists (colors red and green and linewidth 2 and 5).<\/li>\n<li>Set the title of the plot over both the figures.<\/li>\n<li>To display the figure, use the show() method.<\/li>\n<\/ol>\n<\/p>\n<h2>How do I create a figure object in matplotlib?<\/h2>\n<\/p>\n<ol>\n<li>plt. figure() plt. subplot(1, 1, 1) plt. plot([1, 2, 3, 4]) plt.  <\/li>\n<li>fig = plt. figure() # create a figure object ax = fig. add_subplot(1, 1, 1) # create an axes object in the figure ax.  <\/li>\n<li>fig1 = plt. figure() fig2 = plt. figure() ax1 = fig1.<\/li>\n<\/ol>\n<\/p>\n<h2>How do I save a figure in matplotlib?<\/h2>\n<\/p>\n<p>Now if you want to save matplotlib figures as image files programmatically, then all you need is matplotlib. pyplot. savefig() function. Simply pass the desired filename (and even location) and the figure will be stored on your disk.<\/p>\n<\/p>\n<h2>How do I use IPython?<\/h2>\n<\/p>\n<p><iframe style=\"width:100%;height:420px;\" width=\"auto\" height=\"auto\" src=\"https:\/\/www.youtube.com\/embed\/395BLGo0yGM\"><\/iframe><\/p>\n<\/p>\n<h2>What is IPython and Jupyter Notebook?<\/h2>\n<\/p>\n<p>Project Jupyter Jupyter Notebook (formerly IPython Notebooks) is a web-based interactive computational environment for creating, executing, and visualizing Jupyter notebooks.<\/p>\n<\/p>\n<h2>How do I import IPython into Jupyter Notebook?<\/h2>\n<\/p>\n<ol>\n<li>Navigate to ~\/.  <\/li>\n<li>Create a folder called startup if it&#8217;s not already there.<\/li>\n<li>Add a new Python file called start.py.<\/li>\n<li>Put your favorite imports in this file.<\/li>\n<\/ol>\n<\/p>\n<h2>How does Jupyter notebook read image dataset?<\/h2>\n<\/p>\n<ol>\n<li>The source folder is the input parameter containing the images for different classes.<\/li>\n<li>Open the image file from the folder using PIL.<\/li>\n<li>Resize the image based on the input dimension required for the model.<\/li>\n<li>Convert the image to a Numpy array with float32 as the datatype.<\/li>\n<\/ol>\n<\/p>\n<h2>How does Jupyter notebook read pictures from a folder?<\/h2>\n<\/p>\n<p>To read the image using OpenCV I have defined load_images_from_folder function which takes a path where images are stored as an input parameter , In the next step cv2. imread function read all files in a folder and append them to images =[] list then return images list.<\/p>\n<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Correspondingly, how do you display plots on a Jupyter notebook? IPython kernel of Jupyter notebook is able to display plots of code in input cells. It works seamlessly with matplotlib library. The inline option with the %matplotlib magic function renders the plot out cell even if show() function of plot object is not called. Similarly, &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"_links":{"self":[{"href":"https:\/\/www.thepicpedia.com\/wp-json\/wp\/v2\/posts\/48367"}],"collection":[{"href":"https:\/\/www.thepicpedia.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.thepicpedia.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.thepicpedia.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.thepicpedia.com\/wp-json\/wp\/v2\/comments?post=48367"}],"version-history":[{"count":0,"href":"https:\/\/www.thepicpedia.com\/wp-json\/wp\/v2\/posts\/48367\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.thepicpedia.com\/wp-json\/wp\/v2\/media?parent=48367"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thepicpedia.com\/wp-json\/wp\/v2\/categories?post=48367"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thepicpedia.com\/wp-json\/wp\/v2\/tags?post=48367"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}