Matplotlib Contour Linestyle

pyplot as plt pyplot is designed to look like matlab basic command : plot plots lines with optionnaly markers markers and linestyle are documented using the help (plt. Call the contour() function of matplotlib. """ import warnings import numpy as np import matplotlib. Matplotlib is a great solution for scientific plotting in a Linux environment given its natural integration with Python and NumPy, its ability to be automated, and its production of a wide variety of customizable high quality plots. Visualisation in python (with Matplotlib) Thanks to all contributors: Ag Stephens, Stephen Pascoe. plot(): The list of all supported line styles and their usage can…. A seff document of countor(. negative_linestyle"] setting. matplotlibの線の色、線種、線幅の指定方法を記しておく。 線の色はplot上で、青なら"b"、緑なら"g"のように指定する。. Changing the range of colours on a plot can be useful to show patterns within the data being displayed. Use this property to control the number of contour labels along the contour lines. Contribute to matplotlib/matplotlib development by creating an account on GitHub. For example, you may want the X-axis to be stretched out a bit more and so on. Natürlich kann man sich aber auch darauf beschränken, nur die jeweils benötigten Module zu importieren. Matplotlib In [1]: import numpy as np import matplotlib. The answer is, first you interpolate it to a regular grid. Line chart example The example below will create a line chart. Sometimes you may want to change the width or height or both of the plot figure generated by Matplotlib. I have been given the formula for calculating the geostrophic wind and we are to plot it (on the y-axis) versus the latitude on the x-axis. imshow for showing images. linspace(-1, 1, 100) ys = np. matplotlib: plotting with Python. These functions were developed to provide sophisticated plots by entering the various plot options on a few lines, instead of typing many commands. Matplotlib是Python中最常用的可视化工具之一,可以非常方便地创建海量类型的2D图表和一些基本的3D图表。本文翻译自Jupyter. Einzelne Punkte kannst Du mit dem gleichen Befehl plotten wie eine Kurve. pyplot as plt from scipy. Except as noted, function signatures and return values are the same for both versions. Один из наиболее популярных - matplotlib. plot_utils. get_tightbbox adds a new kwarg bbox_extra_artists to manually specify the list of artists on the axes to include in the tight bounding box calculation. Generated SPDX for project matplotlib by qfngirl in https://github. plot (*args, **kwargs) ¶ Plot lines and/or markers to the Axes. To display both together, we make a pseudocoloured plot of the first, overlaid with contour lines from the second. The dotted line also doesn't look good. Types of contour plots matlab. They are extracted from open source Python projects. Matplotlib has four new colormaps called viridis, plasma, magma, and inferno. python matplotlib contour画等高线图 以z=x^2+y^2为例 #导入模块 import numpy as np import matplotlib. My favorite short cut is to define a view method for DS9 objects. { "cells": [ { "cell_type": "markdown", "metadata": {}, "source": [ "# matplotlib - 2D and 3D plotting in Python" ] }, { "cell_type": "markdown", "metadata. To set a line style assign it to the named argument linestyle in the call to pyplot. There are three Matplotlib functions that can be helpful for this task: plt. matplotlibとは みなさんはmatplotlibを使ったことはありますか? そもそもmatplotlibが何か知っていますか? matplotlibとはPythonにおけるグラフ描画の標準的なライブラリです。 様々な種類のグラフを作成する事が出来、使い方を一度覚えておくととても便利です。. matplotlibの線の色、線種、線幅の指定方法を記しておく。 線の色はplot上で、青なら"b"、緑なら"g"のように指定する。. Einzelne Punkte kannst Du mit dem gleichen Befehl plotten wie eine Kurve. , plots produced by plot, contour, quiver, etc. chapter we will focus on matplotlib and its 2-D graphics routines to create line and contour plots. Examples of different types of lines and markers available in matplotlib. 2  Overlaying plots. Matplotlib is a Python-based open-source scientific plotting package with a license based on the Python Software Foundation license. Python Matplotlib Tips: Generate normalized stacked barplot with sample number and percentage using Python and matplotlib. Then the fundamental concepts and terminologies of matplotlib are introduced. This class provides a wrapper around Matplotlib to provide a plotting environment specialised towards typical pyradi visualisation. I'd like to manually set the length of the dash. When multiple lines are being shown within a single axes, it can be useful to create a plot legend that labels each line type. negative_linestyle setting. matplotlib Tutorial matplotlib YouTube This modified text is an extract of the original Stack Overflow Documentation created by following contributors and released under CC BY-SA 3. Basic Plotting with Python and Matplotlib This guide assumes that you have already installed NumPy and Matplotlib for your Python distribution. %pylab inline %matplotlib inline ipython notebook --pylab=inline ipython notebook --matplotlib=inline The funtional pylab interface Loads all of numpy and matplotlib into the global namesapce. 1) Normal Matplotlib, 2) Seaborn, 3) Matplotlib Power, 4) Storytelling With Matplotlib c) 2D-Histograms, Hex Plots and Contour Plots: ^ 2D-Histograms and Hex Plots can be used to check relative density of data at particular position. Contents Just enough Matplotlib Introduction What is Matplotlib Why learn Matplotlib Matplotlib Philosophy Plot in 2d Layers State Machine Our approach to Matplotlib Plot…. More Matplotlib¶Matplotlib is the dominant plotting / visualization package in python. Les couches de matplotlib [modifier | modifier le wikicode] (en) Artist tutorial sur Matplotlib. For example, spreadsheet applications allow us to export a CSV from a working sheet, and some databases also allow for CSV data export. In most cases, matplotlib will simply output the chart to your viewport when the. Call the contour() function of matplotlib. pyplot as plt Damit die von Matplotlib erzeugten Bilder gleich im Notebook erscheinen, braucht man das. I'm trying to add legend entries for contour plots, but Matplotlib doesn't seem to like the following code: import matplotlib. The top number is the contour level, and the bottom number is the number of vertices. 这篇文章主要介绍了在Linux下使用Python的matplotlib绘制数据图的教程,matplotlib基于Numpy进行科学计算上的延伸,需要的朋友可以参考下. Matplotlib¶ Matplotlib is a python 2-d plotting library which produces publication quality figures in a variety of formats and interactive environments across platforms. GitHub Gist: instantly share code, notes, and snippets. 2  Overlaying plots. import numpy as np import matplotlib. If linestyles is None, the default is 'solid' unless the lines are monochrome. Astropy - A community Python library for astronomy. array([1,2]) y=np. Matplotlib viene con un conjunto de valores predeterminados que permiten la personalización de todos los tipos de propiedades. stabilityAllTaylors. It is designed to work nicely with NumPy arrays, and natively uses two and three-dimensional arrays to represent images, (gray-scale and RGB, respectively). tricontourf-only keyword arguments:. 6 angles animation ANOVA arrow axes background basics bessel binary border boxes cairolatex call circle cntrparam colormap configuration contour csv cube dashed data datafile depthorder dgrid3d do do. Ask Question Asked 4 years, 8 months ago. Types of contour plots matlab. A contour plot can be seen as a topographical map in which x-, y-, and z-values are plotted instead of longitude, latitude, and elevation. edu is a platform for academics to share research papers. save_all_figs, that allows all open figures to be saved to disk in multiple file formats, with filenames pulled from each figure’s title,. Created using Sphinx 1. Python Matplotlib Complete Tutorial For Beginners Part 2 where you'll learn about the basics of matplotlib along with how to configure visualizations like bar chart histogram scatter plot etc. Ask Question Asked 3 years, 7 months ago. For example, you may want the X-axis to be stretched out a bit more and so on. Tagged with: python,, matplotlib,, animation,, and drawing. mpl_style = 'default' to produce more appealing plots. matplotlibのグラフの設定について 日本語の表示 日本語を表示する場合は、表示するごとにfontproperties = fpをセットする。 from. Matplotlib axis ticks - деления осей и подписи к ним Toggle navigation. The dotted line also doesn't look good. Finally, users will be introduced to other toolkits that extends matplotlib. [email protected] Axes ) is what we see above: a bounding box with ticks and labels, which will eventually contain the plot elements that make. 3, matplotlib provides a griddata function that behaves similarly to the matlab version. The following are code examples for showing how to use matplotlib. In this section, we will introduce Matplotlib, the most long-lived Python package for plotting data and images. Pour bien comprendre la documentation du module matplotlib, il faut comprendre sa structure en couches. You can vote up the examples. You can control the defaults of almost every property in matplotlib: figure size and dpi, line width, color and style, axes, axis and grid properties, text and font properties and so on. There are three Matplotlib functions that can be helpful for this task: plt. I'm trying to add legend entries for contour plots, but Matplotlib doesn't seem to like the following code: import matplotlib. use("TKAgg") # module to save pdf files from matplotlib. ) function in matplotlib that I searched yesterday。I also test jekyll markup usages. Label spacing along the contour lines, specified as a scalar value in points, where one point is 1/72 inch. __version__) % matplotlib inline Matplotlib version : 2. Matplotlib面向对象简介 Matplotlib面向对象主要是可以实现更加定制化的绘图,但相比于通过直接使用pyplot而言使用也更加复杂。Matplotlib中大的对象主要分为三个,FigureCanvas(画布),Figure(图),Axes(绘制的坐标轴)。. GitHub Gist: instantly share code, notes, and snippets. Again, matplotlib has a built-in way of quickly creating such a legend. Basic Plotting with Python and Matplotlib This guide assumes that you have already installed NumPy and Matplotlib for your Python distribution. a single contour boundary, say at z = 0, requires only one contour line, but two filled regions, and therefore three levels to provide boundaries for both regions. """One-dimensional kernel density estimate plots. ) can be overlayed on a filled contour or a pcolor plot. They are Especially viridis you might have seen already as this will be the new default in Matplotlib 2. ses erzeugt ein 可以调用 xlable() 和 ylabel() 函数分别设. negative_linestyle" установить значение "solid":. cm as cm X = np. Then the fundamental concepts and terminologies of matplotlib are introduced. Saving Plots¶. Egyszerű függvény és adat ábrázolás¶. 这个例子展示了复制Tikz / PGF的不同线条样式。. Python可视化库matplotlib. contourf¶ matplotlib. Bahadır AKTUĞ JFM212 Python ile Mühendislik Uygulamaları *Kaynakça bölümünde verilen kaynaklardan derlenmiştir. They are extracted from open source Python projects. The emphasis in this demo is on showing how to make contours register correctly on images, and on how to get both of them oriented as desired. These work fine when plotting a standard function of course. By default, all the lines are drawn with a solid line. See also contour_image. pyplotのplotメソッドについて、全引数の効果を検証しました。データはirisを使っています。. In this section, we will introduce Matplotlib, the most long-lived Python package for plotting data and images. package for providing legacy support for contour/contourf - matplotlib/legacycontour. contour() and contourf() draw contour lines and filled contours, respectively. 🚶 Subscribe to our mailing list to keep up with latest and greatest in open source projects! 🏆. Matplotlib is a plotting library for the Python programming language and its numerical mathematics extension NumPy. They are extracted from open source Python projects. The plt alias will. pyplot as plt from netCDF4 import Dataset, num2date import matplotlib # %matplotlib qt # Figures in a separate window # %matplotlib inline # Figures in this browser. Except as noted, function signatures and return values are the same for both versions. Matplotlib¶ Matplotlib has a "functional" interface similar to Matlab via the pyplot module for simple interactive use, as well as an object-oriented interface that is useful for more complex graphic creations. Matplotlib安装 pip3 install matplotlib#python3 3. pyplot as plt pyplot is designed to look like matlab basic command : plot plots lines with optionnaly markers markers and linestyle are documented using the help (plt. Setting this to False can be useful when you want multiple densities on the same Axes. Learn how to draw contour plot in matplotlib python. Matplotlib引入 import matplotlib. __version__) % matplotlib inline Matplotlib version : 2. When multiple lines are being shown within a single axes, it can be useful to create a plot legend that labels each line type. But remember from class, a particular power of the Gibbs sampler is that you can directly sample from the conditionals (alternately of course). matplotlib supports the use of setp() ("set property") and getp() to set and get object properties, as well as to do introspection on the object. The answer is, first you interpolate it to a regular grid. Matplotlibの「plt. The axes (an instance of the class plt. negative_linestyle"] setting. OK, I Understand. Matplotlib는 다음과 같은 정형화된 차트나 플롯 이외에도 저수준 api를 사용한 다양한 시각화 기능을 제공한다. Color maps in Matplotlib. They are extracted from open source Python projects. However, matplotlib is also a massive library, and getting a plot to look just right is often achieved through trial and. Line chart example The example below will create a line chart. matplotlib is an excellent 2D (and 3D) python library that can be used to produce publication quality output from your data. Seaborn is a library for making attractive and informative statistical graphics in Python. Creating Customized Contour Plots with Labelled Points. linspace(-1, 1, 100) X, Y = np. Especially viridis you might have seen already as this will be the new default in Matplotlib 2. For Matplotlib 3. [Style] Matplotlib Style Sheet. You can vote up the examples. import matplotlib matplotlib. CONTOUR PLOTS 213 214. Especially viridis you might have seen already as this will be the new default in Matplotlib 2. negative_linestyle in matplotlibrc will be used. get_tightbbox adds a new kwarg bbox_extra_artists to manually specify the list of artists on the axes to include in the tight bounding box calculation. As of version 0. График plot (линия) в matplotlib и его основные параметры. As well a being the best Python package for drawing plots, Matplotlib also has impressive primitive drawing capablities. colors import ListedColormap x=np. contour function. Create a list of y points. A picture is worth a thousand words, and with Python’s matplotlib library, it fortunately takes far less than a thousand words of code to create a production-quality graphic. (PyRAF - Python interface to IRAF. Добавление вертикальных и горизотальных линий на график matplotlib. More Matplotlib¶Matplotlib is the dominant plotting / visualization package in python. Matplotlib是Python的一个工具包,提供了丰富的数据绘图工具,主要用于绘制一些统计图形。现将网络上多个学习Matplotlib的总结. When set, matplotlib’s rcParams are changed (globally!) to nicer-looking settings. negative_linestyle'] = 'solid' # for data not on a regular grid, use scipy. Except as noted, function signatures and return values are the same for both versions. This python Line chart tutorial also includes the steps to create multiple line chart, Formatting the axis, using labels and legends. Then we In Mayavi there exists a script called cm2lut which loads all the color palettes from the Matplotlib gallery. matplotlib: plotting with Python. 7 demonstrates that line plots (e. negative_linestyle`` setting. Nous allons présenter ici comment parametrer l'affichage des graphiques avec matplolib comme par exemple le choix de la couleur et de la façon de tracer les courbes, des axes, du titre etc. 라인 플롯(line plot) 스캐터 플롯(scatter plot) 컨투어 플롯(contour plot) 서피스 플롯(surfac. negative_linestyle'] = 'solid' # for data not on a regular grid, use scipy. If contour is using a monochrome colormap and the contour level is less than 0, then the linestyle specified in contour. I'm trying to add legend entries for contour plots, but Matplotlib doesn't seem to like the following code: import matplotlib. The following are code examples for showing how to use matplotlib. pyplot as plt Damit die von Matplotlib erzeugten Bilder gleich im Notebook erscheinen, braucht man das folgende "magic command":. Ich lehre mich über Matplotlib und Python und ich habe eine schwierige Zeit, eine Gleichung für eine elliptische Kurve zu zeichnen. In the last lecture, we saw some. We use cookies for various purposes including analytics. imshow for showing images. rcParams['contour. Если в jupyter notebook выполнить специальную ipython команду %matplotlib inline, то графики будут строиться в том же окне браузера. The only difference/benefit to the use of plt. %pylab inline %matplotlib inline ipython notebook --pylab=inline ipython notebook --matplotlib=inline The funtional pylab interface Loads all of numpy and matplotlib into the global namesapce. ----- Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. setp (*args, **kwargs) ¶ Set a property on an artist object. Here is the code from their website: mu = 100 #mean sigma = 15 #std deviation. pyplot as plt#为方便简介为plt import numpy as np#画图过程中会使用numpy import pandas as pd#画图过程中会使用pandas. (PyRAF - Python interface to IRAF. Sometimes you may want to change the width or height or both of the plot figure generated by Matplotlib. Einzelne Punkte kannst Du mit dem gleichen Befehl plotten wie eine Kurve. Matplotlib comes with a set of default settings that allow customizing all kinds of properties. I'm trying to add legend entries for contour plots, but Matplotlib doesn't seem to like the following code: import matplotlib. collections: c. My remaining problem is with formatting the contour line eg width, color and especially zorder, where the contour appears behind my gridlines. Matplotlib still has some rough edges when it comes to font size and plot spacing, but at least the tools to fix these problems are available! 4. Not relevant when drawing a univariate plot or when shade=False. The plots in this document are made using matplotlib’s ggplot style (new in version 1. The axes (an instance of the class plt. cbook as cbook years = mdates. Seaborn is a library for making attractive and informative statistical graphics in Python. The simplest way to get a Python environment with all the packages needed for a successful scientific environment is to download (free for academics) the Enthought Python Distribution, available for Windows, Mac OS X, and Linux. They are extracted from open source Python projects. Matplotlib is a library that can be used to visualize data that has been loaded with a library like Pandas, Numpy. Create a list of y points. While we can just plot a line, we are not limited to that. 在 matplotlib 中如何设置坐标轴的范围, 单位长度, 替代文字等等. 6 angles animation ANOVA arrow axes background basics bessel binary border boxes cairolatex call circle cntrparam colormap configuration contour csv cube dashed data datafile depthorder dgrid3d do do. negative_linestyle in matplotlibrc will be used. 两个的返回值值是一样的(return values are the. pyplot as plt import numpy as np import matplotlib print ("Matplotlib version :", matplotlib. # Specify the zero level as a tuple with only 0 in it. If this iterable is shorter than the number of contour levels it will be repeated as necessary. Users will learn the types of plots and experiment with them. 5 or higher. X It is possible to edit imported images and correct their deficiencies. 🚶 Subscribe to our mailing list to keep up with latest and greatest in open source projects! 🏆. I am trying to plot a histogram of my data, and I seem to be a little confused here. Any additional keyword arguments are passed to ~matplotlib. 5 backend : Qt5Agg ### LINES # See http://matplotlib. If this iterable is shorter than the number of contour levels it will be repeated as necessary. Axes ) is what we see above: a bounding box with ticks and labels, which will eventually contain the plot elements that make up our visualization. The best text and video tutorials to provide simple and easy learning of various technical and non-technical subjects with suitable examples and code snippets. GitHub Gist: instantly share code, notes, and snippets. If this iterable is shorter than. There is various libraries to draw plots in Python, but the mostly used and powerful is perhaps matplotlib. Ich habe die Gleichung nach. AbstractPathEffect (class in matplotlib. ; pyds9 - Display numpy arrays in DS9. Управление делениями (тиками) осей графика matplotlib и подписями к ним. Matplotlib Prof. 3 or lower, setting the display. Examples of different types of lines and markers available in matplotlib. Follows also matplotlib conventions linestyle sets the line type. Call the contour() function of matplotlib. contour: create a contour plot Furthermore, the axes object controls the scales of the axes (e. The following are code examples for showing how to use matplotlib. setp (*args, **kwargs) ¶ Set a property on an artist object. Один из наиболее популярных - matplotlib. Last updated on Apr 28, 2019. 0 This website is not affiliated with Stack Overflow. GitHub Gist: instantly share code, notes, and snippets. Use this property to control the number of contour labels along the contour lines. colors import ListedColormap x=np. To draw the contour line for a certain z value, we connect all the (x, y) pairs, which produce the value z. Except as noted, function signatures and return values are the same for both versions. Matplotlib Techniques. classic) with colours changed for high contrast. I am using matplotlib in Python. import matplotlib. ) can be overlayed on a filled contour or a pcolor plot. Ask Question Asked 4 years, 8 months ago. Create an account Forgot your password? Forgot your username? Types of contour plots matlab Types of contour plots matlab. plot (*args, **kwargs) ¶ Plot lines and/or markers to the Axes. matplotlib Mailing Lists Brought to you by: cjgohlke , dsdale , efiring , heeres , and 8 others. Matplotlib is a plotting library written in Python that can be used to create line plots. In that case, negative contours will take their linestyle from rcParams["contour. mlab as mlab import matplotlib ['contour. Well if I will need style dependent on direction now I know I need to use gdal_contour. It takes three arguments: a grid of x values, a grid of y values, and a grid of z values. Make LH, SLP and UVMET10 plots with WRF-Python tool from WRF-ARW output using Cartopy, Matplotlib and Cmocean colormap. for c in cset2. You can vote up the examples you like or vote down the ones you don't like. 用 matplotlib 画等高线, 用一个最简单的例子来阐述如何画出等高线图. signal import gaussian, convolve, convolve2d # pylint: disable=no-name-in-module from scipy. Java Project Tutorial - Make Login and Register Form Step by Step Using NetBeans And MySQL Database - Duration: 3:43:32. tricontourf-only keyword arguments:. More Matplotlib¶Matplotlib is the dominant plotting / visualization package in python. set_linestyle('solid') # It is easier here to make a separate call to contour than # to set up an array of colors and linewidths. Call the contour() function of matplotlib. The following are code examples for showing how to use matplotlib. Contour plots can be based on tabular data or mathematical expressions within the same graph, and the contour plot data can lie on a regular grid or at random (x, y) points. Matplotlib Matplotlib basics IRMA – 25/01/2012 Matplotlib basics functions are included in the pyplot sub-package : import matplolib. In that case, negative contours will take their linestyle from rcParams["contour. Pour bien comprendre la documentation du module matplotlib, il faut comprendre sa structure en couches. 11 Matplotlib Autrans - 28/09/2011 Up to now, the. Users will learn the types of plots and experiment with them. Mit anderen Worten, wenn Sie sich Ihre Liste ax anschauen, werden Sie sehen, dass sie alle das gleiche Objekt sind. For this tutorial, you will find inumpy very useful. rc command is used to set default values for multiple parameters within a specific. Lines and markers options in matplotlib. html#module-matplotlib. Matplotlib¶. cn 1 Matplotlib画图工具 ? 官网地址是 http:/ 官网地址是 http:/ 百度首页. signal import gaussian, convolve, convolve2d # pylint: disable=no-name-in-module from scipy. (PyRAF - Python interface to IRAF. This program produces a filled contour plot of a function, import numpy as np import matplotlib. Setting this to False can be useful when you want multiple densities on the same Axes. Except as noted, function signatures and return values are the same for both versions. Drawing and Animating Shapes with Matplotlib. negative_linestyle in matplotlibrc will be used. By default, all the lines are drawn with a solid line. These work fine when plotting a standard function of course. # We are making a thick green line as a zero contour. get_tightbbox. Examples of different types of lines and markers available in matplotlib. use("TKAgg") # module to save pdf files from matplotlib. Matplotlib is capable of creating all manner of graphs, plots, charts, histograms, and much more. """ import warnings import numpy as np import matplotlib. Viewed 4k times 3. I report about contour(. 라인 플롯(line plot) 스캐터 플롯(scatter plot) 컨투어 플롯(contour plot) 서피스 플롯(surfac. Consulté le 2019-03-29 (en) Artist API sur Matplotlib. show() method is invoked, but we’ll briefly explore how to save a matplotlib creation to an actual file on disk. Contour / Imshow-Plot für unregelmäßige XYZ-Daten Hinzufügen von zusätzlichen Konturlinien mit matplotlib 2D Konturplotten Radardiagramm mit mehreren Skalen auf mehreren Achsen. matplotlib supports the use of setp() ("set property") and getp() to set and get object properties, as well as to do introspection on the object. Colors and legends --_ Launch LUT Editor. rcParams['contour. GitHub stats for 2015/10/29 - 2016/07/13 (tag: v1. contourf(___,levels) は、前述の任意の構文における最後の引数として、表示する等高線を指定します。スカラー値 n として levels を指定し、自動的に選択されたレベル (高さ) n の等高線を表示します。. For more information, see the matplotlib documentation and the docstrings of each of these functions. array([1,2]) y=np. This page shows how to generate normalized stacked barplot with sample number of each bar and percentage of each data using python and matplotlib. Lines and markers options in matplotlib. # We are making a thick green line as a zero contour. Matplotlib is a great solution for scientific plotting in a Linux environment given its natural integration with Python and NumPy, its ability to be automated, and its production of a wide variety of customizable high quality plots. Cela n'est pas indispensable pour l'utilisation élémentaire du. The answer is, first you interpolate it to a regular grid. stabilityAllTaylors. This function must be called before importing pyplot for the first time; or, if you are not using pyplot, it must be called before importing matplotlib. imshow for showing images. matplotlib. Using matplotlib. Matplotlib challenge - changing line style in contour map. If you want an efficient, automatable solution for producing high-quality scientific plots in Linux, then consider using matplotlib. pyplot as plt Damit die von Matplotlib erzeugten Bilder gleich im Notebook erscheinen, braucht man das folgende "magic command":.