Legend in python plot. numpoints'] = 1 All the legend.

This method has the advantage that it gets the legend markers correct first time, they do not need to be modified afterwards, and fixes issues where the original legend markers can sometimes still be seen. plot(x, y, label='First Line') plt. get_legend(). It will automatically try to determine a useful number of legend entries to be shown and return a tuple of handles and labels. Right now I am using the matplotlib. Only used if data is a DataFrame. I would like to change the fontsize of the title of my legend in matplotlib. If you want to make your marker in the legend more visible when using plt. という手順を踏みます。. You can place a legend in or out of the graph depending on your choice. pyplot is a collection of functions that make matplotlib work like MATLAB. Legend)] works great for me! it returns all the legends in a plot! that was exactly what I was looking for! thanks a lot! thanks a lot! Jul 20, 2017 · If legend_out is set to True then legend is available through the g. legend () function. Matplotlib で凡例を表示させる最も簡単な方法を紹介します。. legend([list-of-titles]). Automatic detection of elements to be shown in the legend. feature as cfeature. legend () function in axes module of matplotlib library is used to place a legend on the axes. Call signatures: legend()legend(labels)legend(handles,labels) The call signatures correspond to three different ways how to use this method. You can use textwrap. scatter creates PathCollection objects. References. Jun 11, 2022 · Using proxy artists for the legend: import matplotlib. legend(loc='upper left', bbox_to_anchor=(1, 1)) plt. 0 is at the top. Using the scatter method of the matplotlib. remove() if ax is the axes where the legend resides. title("Combined Statistics") Nov 28, 2018 · 1. frameon'] = 'False' plt. gcf(). get_label() for l in lines] plt. 11. edited Jan 18, 2019 at 11:54. patches module. theta1 = linspace(0,60,610) You can set the rcparams for the plots: import matplotlib matplotlib. This way, we have two lines that we can plot. get_proj()) and provide those to the bbox_to_anchor argument of the legend. Flowchart. The rest of our code: Apr 2, 2016 · 2. プロット作成時にラベル名を指定する. Show Code. It is used in python scripts, shell, web application servers and other GUI toolkits. First we'll show off how to make a legend for specific lines. format (input_var1)) plt. But I do have a fontproperties object to that Chinese font type. Syntax: matplotlib. 11, matplotlib 3. Is there any way to manually set the color for the legend. plot creates Line2D objects, plt. This way, you have both markers next to each other with one label. With the values for x_value and y_value the legend can be positioned in the subplot. randn(10, 5)) df2. More information in matplotlib documentation. Good luck! Mar 21, 2023 · First, we’ll need to import our libraries: In order to plot a function, we need to import two libraries: matplotlib. plot (x, y1, label="Plot with input = {}". 2. red_patch = mpatches. legend(loc="lower left", ncol=len(df. If you find this content useful, please consider supporting the work by Jan 22, 2019 · This tutorial explains matplotlib's way of making python plot, like scatterplots, bar charts and customize th components like figure, subplots, legend, title. handles, labels = plt. This legend guide extends the legend docstring - please read it before proceeding with this guide. Just like the excel graphs, matplotlib has an in built feature for having legends on charts. Here you are! Mar 4, 2019 · 75. The attribute Loc in legend() is used to specify the location of the legend. mplot3d. legend() to use modified handles. labels : This parameter is the list of labels to show next to the artists. Pass a list with a single element to have a single legend: Dec 24, 2023 · The approach with Patch forces you to add the text to the legend only once and at the end of the axis processing, as it requires plt. If the plot had solid and dashed lines, then the legend looks like this: and now you can see the effect of the linestyle between the markers in the Feb 1, 2021 · Matplotlibで凡例を表示するには？. show() edited May 7 at 2:48. unique(labels)]) However, for each label in the legend the corresponding color is the same (not the color in the plot). Putting it all together (besides the special chars - I had some problems activating TeX), try the following code: # -*- coding: UTF-8 -*-. matplotlib. legend(title="Line", loc='upper left', reverse=True) The default is reverse=False (the previous behaviour)—setting it to reverse=True will now show the entries in the legend in the same order as the stacked bars. handles, labels, plt. legend documentation. A legend is made up of one or more legend entries. pyplot as plt import numpy as np import matplotlib. Nov 8, 2013 · Maybe add these information to the legend. #. I find Line2D the easier to work with for this case. * parameters are available as keywords if you don't want the setting to apply globally for all plots. Here is the modification you need to make into your code (generated synthetic data): import matplotlib. If you want markers in your legend, you essentially have to use one of those two objects. The keyword framealpha sounds like what I need but it doesn't change anything. # For our plot import matplotlib. Here is an example. import matplotlib. plot (x2, y2 + 2. show() Edit. Each pyplot function makes some change to a figure: e. Next: plt. pyplot as plt import numpy as np plt. plt. 5. array(datingLabels), 15. With the suggestion from atomh33ls: The legend position is fixed, however it seems to have a problem with the strings, because each letter is placed in a new line. # create some data. The legend in Seaborn is a box that provides descriptions of the different attributes of the graph, including which colors represent which attributes. " This allows us to assign a name to the line, which we can later show in the legend. plot(legend=False) plt. legend_elements method. The figure contains 5 curves. fig. Another option for creating a legend for a scatter is to use the PathCollection. proj_transform(x,y,z, ax. An entry is made up of exactly one key and one label. Without bothering to create a legend, variable support is possible by specifying the label of the plot, so it can be achieved by setting it and calling plt. roschach. edited Jun 7, 2021 at 22:19. The text is released under the CC-BY-NC-ND license, and code is released under the MIT license. The Fig below shows the plot without hiding the legend entries: Method 1: Setting showlegend property by the name of the trace Here we are going to set showlegend property to remove the legend entries in a plotly figure. legend ( [“title_1”, “Title_2”], ncol = 1 , loc = “upper left Jan 25, 2014 · To create the legend you have to: call the legend() method from the current AxesSubplot object, which can be obtained using plt. plot(x, y, label='label_name') plt. The number of columns that the legend has. In matplotlib, you can conveniently do this using plt. 7) now provides this feature out of the box: plt. patches as mpatches. get_children() if isinstance(c, mpl. import random. Scatteplot is a classic and fundamental plot used to study the relationship between two variables. The goal is to compare the results of the different algori Sep 2, 2022 · Pyplot: In Python, “pyplot” is a plotting library used for 2-dimensional graphics. get_legend_handles_labels() by_label = dict(zip(labels, handles)) figure. keys(), loc='lower right') We can then use it in the example below : Apr 4, 2019 · thank you so much sir. 1 with Python 2. scatter([0. linspace (0, 10, 25) y2 = 4 + 1 * np. legend(, loc=(axbox. C/C++ Code import pandas as pd i Oct 28, 2010 · What this does is it runs all your text through TeX, writing various files on the way. legendPatch] or bbox_extra_artists=[leg] to savefig() , but neither worked. import seaborn as sns. area(alpha=0. from textwrap import wrap. I would like to put legends inside each one of the subplots below. set_title(fontsize='large') Jan 4, 2022 · In this article, we are going to see how to hide legend entries in a plotly figure using Python. 2 you can set your legend fonts with. Also, if you are using scatter plots, use scatterpoints=1 rather than numpoints=1 in the legend call to have only one point for each legend entry. legend () method to describe and label the elements of the graph and distinguishing different plots from the same graph. Here's my first guess. Jan 9, 2023 · Seaborn is a Python library that allows you to make statistical visualizations. It's not a "trick", just one Apr 19, 2020 · The Axes. fontsize': 15, 'legend. Uses the backend specified by the option plotting. savefig() , the legend is truncated. randint(0, 8, (5,5)) # get the unique values from data. date count 2017-01-01 35 2017-01-02 43 2017-01-03 12 2017-01-04 27 . plot(range(10)) lg = ax. If you have multiple groups in your data you may want to visualise each group in a different color. See the example below: 15. Axes. import pandas as pd. For example, to put the legend's upper right-hand corner in the center of the Axes (or figure) the following keywords can be used: loc='upper right', bbox_to_anchor=(0. As a simple example, let's take a straight line: import numpy. Syntax of Subplot(): Now in 2021, with matplotlib 3. Matplotlib has its own TeX-like engine that is faster - just put dollar signs around the formula. subplots() p1 = ax. Defining Legends, Titles and Labels. boxplot(data, positions=[1,4], notch=True,\. Aug 25, 2014 · We can then create a proxy artist of the respective color for each of them and put them into a legend like this. In this tutorial, you’ll learn… Read More »Customize Apr 25, 2023 · Sure. ANGSTROM, LAMDBA = "Åλ" Then you can reuse them elsewhere. plot(x2, y2, label='Second Line') Here, we plot as we've seen already, only this time we add another parameter "label. This guide makes use of some common terms, which are documented here for clarity: legend entry. y_value determines the height of the legend. plot(t, y) plt. 2. Sometimes it is necessary to create a single legend for all subplots. You can add a legend to the graph for differentiating multiple lines in the graph in python using matplotlib by adding the parameter label in the matplotlib. gca() ax. scatteryoffsets iterable of floats, default: [0. Oct 15, 2013 · Here is a function to add a legend to your figure without duplicate : def legend_without_duplicate_labels(figure): handles, labels = plt. patches. I have attached a sample plot to illustrate the problem. 3125] The vertical offset (relative to the font size) for the markers created for a scatter plot legend entry. wrap in order to adjust your legend entries (found in this answer ), then update them in the call to ax. Good to know. Hence, the figure size does not change anything to the legend positioning anymore. 1. format (input_var2)) plt. Let’s now define a function, which will mirror the syntax of f (x) = x ** 2. This guide makes use of some common terms, which are documented here for clarity: legend entry #. legend() method. This is especially useful for simple superscripts like yours, where you want the expression to blend in with the rest of the text. legend() tells you what data is being plotting: You are using someBoolean as the hue. iloc[0:30]. sin (2 * x2) # plot fig, ax = plt. 2 Dec 23, 2020 · A legend in the Matplotlib library basically describes the graph elements. figure() ax = fig. Below are the examples that show a single legend for all subplots. plot (x, y2, label="Plot with input = {}". So you are essentially creating two lines by applying a Boolean mask to your data. legend(lines, labels, loc = 'lower center', bbox_to_anchor = (0, -0. 0*np. To place the legend outside the plot area, use loc and bbox_to_anchor keywords of legend(). get_legend_handles_labels() #specify order of items in legend. LambertConformal(central_longitude=-110, central_latitude=40) Nov 4, 2017 · plt. Syntax: legend (self, *args, **kwargs) Parameters: This method accept the following parameters that are discussed below: handles : This parameter is the list of Artists (lines, patches) to be added to the legend. Is there anything else I can use? Apr 30, 2021 · 3. Dec 18, 2016 · pyplot. I searched for keywords such as align Nov 28, 2017 · patch_artist=True, boxprops=dict(facecolor="C0")) You cannot save the plots as variables. This is a really simple problem but its escaping me. Adjust position Of legend in Python. The object for which the method is called. sns. pyplot. x0+0. params = {'legend. pyplot various states are preserved across function calls Apr 20, 2011 · If you want to plot a Pandas dataframe and want to remove the legend, add legend=None as parameter to the plot command. Each curve is made up of 5 points. Explained in simplified parts so you gain the knowledge and a clear understanding of how to add, modify and layout the various components in a plot. This value can be changed at your desire. The use of the following functions, methods, classes and modules is shown in this example: matplotlib. Allows plotting of one column versus another. legend(loc="upper right") which will gather all handles from all subplots in the figure. legend(lables_patchs, lables) plt. get_legend_handles_labels() updated_handles = [] for handle in handles: 13. set(title=r'This is an expression $\mathregular{e^{\sin(\omega\phi)}}$', Jun 10, 2014 · legends = [c for c in ax. legend () function is a utility given in the Matplotlib library for Python that gives a way to label and differentiate between multiple plots in the same figure. In the matplotlib, there is a function called legend() which is used to place a legend on the mentioned axis. show () answered Apr 30 and in theory I should be able to position the legend by specifying the loc keyword with a tuple: fig. It's a problem. To adjust the position of the legend in a Matplotlib plot, you can use the loc parameter in the plt. legend(), which produces a legend with the handles from the axes ax, one can create a figure legend. df. I've tried with plt. Use a dummy object (aka a "proxy artist") for your extra string. In matplotlib. legend with code and flowcharts. fig, axes = plt. pyplot as plt mpl. Than changing the bbox_transform to the data coordinate system produces the desired I am using imshow() in matplotlib like so: import numpy as np import matplotlib. Specify the ncol parameter in legend. show() And the picture we get: You can match your colors and lables,remove duplicates,and create some patchs of colors for your legend. This option can be quite slow for plots with large amounts of data; your plotting speed may benefit from providing a specific Jan 16, 2013 · Set legend position when plotting a pandas dataframe with a second y-axis via pandas plotting interface 1 How to centre line graph with bar graph in MatPlotLib? Feb 1, 2021 · In this article, we will see how to put the legend outside the plot. array(datingLabels), label='Label for this data') Nice one-liner to place the legend. legend() has a two argument form that accepts a list of objects (handles) and a list of strings (labels). columns)) This is the only line I changed in your script. legend(handles=handles, labels=new_labels) Share Nov 12, 2013 · 42. show() displays the correct plot with a legend outside it. import numpy as np. legend but it didn't work. But when I save it as a file with fig. width, axbox. scatter(), you can do the following to automate the marker change process. I want to label these curves using a legend. 3, seaborn 0. subplots() ax. plot(x,y) Jun 14, 2023 · Note that I have included the label here as one of the arguments to the plot function, so that later we can call get_label(). legend(lines, labels) plt. pl. scatter functions. _legend property and it is a part of a figure. legend(\*args, \*\*kwargs)[source] ¶. show() This will also work if you have separate axes (such as twinx), and all of the legend information will come through on one legend. Jan 1, 2017 · I am plotting multiple dataframes as point plot using seaborn. fig = plt. y0-0. 4. legend(title="My Title", fontsize=10, title_fontsize=15) where fontsize is the font size of the items in legend and title_fontsize is the font size of the legend title. Note that the argument is a list of legends. Legend: A legend is an area that describes the elements of a graph. 8. 375, 0. legend(['test entry'],title='test') lg. Each dataframe has same columns . The string 'best' places the legend at the location, among the nine locations defined so far, with the minimum overlap with other drawn artists. sin (2 * x) x2 = np. legend(by_label. I picked a matplotlib. 5) ncolsint, default: 1. x = np. . More specifically I would like the grid not to be seen on the legend area because it disturbs the text reading. grid(True) plt How can one create a legend for a line graph in Matplotlib's PyPlot without creating any extra variables? Please consider the graphing script below: if __name__ == '__main__': PyPlot. 08), ) This works, except that the legend is left aligned so that loc specifies the left edge/corner of the legend box and not the center. subplots ax. We use NumPy in order to apply an entire function to an array more easily. plot / matplotlib. 1, 1, 1), bbox_transform = plt. numpoints'] = 1 All the legend. Under the hood, it uses Matplotlib and has significant integration with the Pandas data analysis library. Seaborn legend is standard matplotlib legend object. To add two patches you can do this: import matplotlib Jul 14, 2015 · And then generating a legend by doing: plt. We will use the matplotlib. legend documentation and this related question: A 2-tuple (x, y) places the corner of the legend specified by loc at x, y. transFigure) With bbox_to_anchor and bbox_transform=plt. Go to the end to download the full example code. Instead of ax. imshow(mat, origin="lower", cmap='gray For the automatic positioning of a single legend in a figure with many axes, like those obtained with subplots(), the following solution works really well: plt. but what I want is that in my code I am not sure is there any method by which I could make the legend bold? In the following command I tried legend. proj3d. legend(). data = np. matplotlib 2D scatter plot. Below we'll show a few examples for how to do so. order = [1,2,0] #add legend to plot. Therefore you may change legend texts. x_value has been eyeballed for a good correspondence with the "normal" legend. 5, 0. Scatter plot. Oct 27, 2021 · You can use the following chunk of code to change the order of items in a Matplotlib legend: #get handles and labels. Oct 14, 2014 · I have some Python code which plots a figure. The elements to be added to the legend are automatically Nov 1, 2017 · 15. 5), as in the example code below. ｜plt. scatter([], [], c = item, label = item) #loc = 0 is for the best position of the legend. 5],c='r',marker='s') Jan 20, 2014 · Some symbols won't be available, but most will. However, I haven't found a way to set the fontproperties of the legend. get_legend_handles_labels() ax. legend ()の基本. In order to add the legend method you need to declare the legend() in your code. You could create a dummy scatter plot with the desired legend as follows: pl. remove() assuming that you have imported matplotlib. plot(range(5), label = u"line") plt. rand(2, N) c = np May 10, 2017 · Legend guide. append(ax. In your case something like: plt. Make plots of Series or DataFrame. Those can be passed to the call to legend. legend () plt. scatter(X[:,0], X[:,1], c = labels) for item in labels: #dummy plot just to create the legend. pyplot and numpy. legend(range((len(y))) Check out the doc-string of plt. Nov 8, 2017 · Adding a legend to a matplotlib plot of a numpy array with binary data Hot Network Questions Java: Benchmark findFirst() and findAny() methods on non-parallel streams pandas. def line(m,c): x = numpy. Let's discuss some concepts : Matplotlib: Matplotlib is an amazing visualization library in Python for 2D plots of arrays. It's putting the literal polygons of your contour plot as they were markers. gca(), for example. handlelength'] = 0 matplotlib. So in that case, create legend labels list legends, append the plots into another list elements and use list comprehension to put a legend for each of them: elements. #scatterpoints = 1 will only show one point in the legend instead of multiple May 3, 2020 · The legend () method figure module of matplotlib library is used to place a legend on the figure. gca(). labels : This parameter is the list Dec 4, 2016 · You might have to add this to the file if you are using python 2: # -*- coding: utf-8 -*- from __future__ import unicode_literals # or use u"unicode strings" It might be easier to define constants for characters that are not easy to type on your keyboard. Call plt. If you wanted to start labelling using a 1-based index, rather than zero-based, don't forget to add +1 in the label and the range ;-) The number of marker points in the legend when creating a legend entry for a PathCollection (scatter plot). use ('_mpl-gallery') # make data x = np. See Axes. fig, ax = plt. figure() Nov 20, 2017 · in matplotlib, "markers" are just things that are used in the plt. handles : This parameter is the list of Artists (lines, patches Jan 23, 2020 · 4. random. To place the legend in a 3D plot using data coordinates, one may first get the projected coordinates of a point in 3D space using. style. linspace (0, 10, 100) y = 4 + 1 * np. scatterplot(). legend(prop={'family': 'Arial'}) But I want to use a Chinese font type and I have no idea what is the family name I should put in the line above. pyplot as plt. This legend guide is an extension of the documentation available at legend() - please ensure you are familiar with contents of that documentation before proceeding with this guide. import matplotlib as mpl import matplotlib. pyplot as plt mat = '''SOME MATRIX''' plt. pyplot module should work (at least with matplotlib 1. backend. I believe the reason the markers appear twice (by default) is because matplotlib is trying to show the linestyle connectors between the markers. proj = ccrs. crs as ccrs. Alternatively, see Nipun Batras answer if there is some choice to turn the legend off from the beginning in which case one can simply use . axes. transFigure, you Nov 10, 2021 · In this article, we are going to add a legend to the depicted images using matplotlib module. How do I get a legend in there for the three different colors? Change the legend format of Python histogram. For example, let's say you have 4 bar objects Nov 28, 2018 · Simply using plt. 1],[0. N = 45 x, y = np. labels = [l. How would I add legend to the plot ? My code takes each of the dataframe and plots it one after another on the same figure. Tested in python 3. Matplotlib is a multi-platform data visualization library built on NumPy arrays and designed to work with the broader SciPy stack. legend. 5, 'x Apr 5, 2023 · We can use the handler_map option to . Aug 12, 2018 · I would like to display the current value of a parameter used to plot a certain function in the plot title/legend/annotated text. Since it is a figure legend, it will be placed at the corner of the figure, and the loc argument is relative to the figure. legend(handles=[red_patch]) plt. Working full code: import pandas as pd. Syntax: Axes. values(), by_label. df2 = pd. , creates a figure, creates a plotting area in a figure, plots some lines in a plotting area, decorates the plot with labels, etc. ¶. legend() to define a custom function to update the alpha or marker for all Line2D instances in the legend. One line is for values that are False (shown as 0 on the legend above), the other for values that are True (shown as 1 on the legend above). legend (self, *args, **kwargs) Parameters: This method accepts the following parameters. See matplotlib. Now in 2021, with matplotlib 3. linspace(0, 10, 100) I'm making a scatter plot which looks like this: (MWE at bottom of question) As can be seen in the image above the colors of the points in the legend are set to blue automatically by matplotlib. Patch(color=item[0], label=item[1]) lables_patchs. Python - Remove borders from charts and legend. Also I am plotting all the dataframes on the same axis. You can even play around with the legend position. plot(x, y)# Plot y versus x as lines and/or markers. By default, matplotlib is used. Matplotlib legends in subplot. This parameter allows you to specify the desired location of the legend. Jan 5, 2020 · The string 'center' places the legend at the center of the axes/figure. ax. legend when you want to go a bit more advanced. DataFrame. rcParams['legend. Automated legend creation #. Customizing Plot Legends | Python Data Science Handbook. mpl_toolkits. DataFrame(np. It was introduced by John H May 9, 2014 · To display the legend outside of the plot in matplotlib, you can use the bbox_to_anchor papameter along with the loc parameter of the legend function, here's how you can modify your code to achieve that: df3. Apr 2, 2017 · for item in c_l: add_patch = mpatches. g. Plot matplotlib histogram legend on separate Jun 28, 2024 · When drawing multiple graphs (= placing multiple Axes objects in a Figure), you can combine them into on e by adding a legend to the Figure. Code is below. Unable to remove legend box [python] 6. append(add_patch) plt. Aug 12, 2021 · Read: Matplotlib plot a line Python plot multiple lines with legend. Patch(color='red', label='The red data') plt. 次のサンプルデータを To avoid messing up color and marker size of the legend keys when plotting with seaborn: handles, previous_labels = ax. Jul 5, 2024 · By following this code, you can modify the legend labels in a scatter plot to match your specific requirements. import cartopy. legend() で凡例を表示する. # The slices will be ordered and plotted counter-clockwise. Note. In other words, if you use that code twice with different texts, you will only see the last because the legend gets replaced, while this approach let's you add text to the Aug 28, 2014 · Remove frame around legend in Python Object-Oriented plotting. legend_handler import HandlerLineCollection, HandlerTuple from Suppose we wanted to create a legend which has an entry for some data which is represented by a red color: import matplotlib. In many cases pie charts are not the best way to convey information. linspace(0,1) y = m*x+c. 4) plt. plot(legend=False) Oct 22, 2021 · Matplotlib will add a legend, every time you make a plot with the label parameter and then call the axes. In many cases no legend is needed at all and the information can be inferred by the context or the color directly: If indeed the plot cannot live without a legend, proceed to step 2. Python code. This is an excerpt from the Python Data Science Handbook by Jake VanderPlas; Jupyter notebooks are available on GitHub. So two questions: Mar 22, 2023 · plt. I advise you to create a manual replacement for the color legend. Jun 3, 2023 · Step 1: Making sure a legend is needed. Thanks. Some googling shows me workarounds such as adding bbox_extra_artists=[leg. Place a legend on the axes. Mar 23, 2019 · Add legend to plot. It looks a little odd when there is no connector. # Generating sample data. Mar 24, 2015 · Is there a way to change the font color of the legend in a matplotlib plot? Specially in occasions where the background of the plot is dark, the default black text in the legend is hard or impossible to read. pyplot as plt or . The legend() can be customized and adjusted anywhere inside or outside the graph by placing it at various positions. legend (). from numpy import *. import matplotlib as mpl. It's basically using a list of legend handles to make one of the markers of the first handle invisible and overplot it with the marker of the second handle. I'm just trying to insert a degree symbol into the titles and legends of my python plot. collections as mcol from matplotlib. plot. legend() The following tabs explain how to use Axes. plot or plt. show() Nov 22, 2021 · The newest version of matplotlib (>=3. Jan 25, 2018 · 1. handlelength': 1} – Jan 10, 2024 · Matplotlib. Rectangle with no fill and 0 linewdith below, but you could use any supported artist. actually sir I saw this code earlier. set_style('darkgrid') I have two plots that I want to make legends for, right now they look like this: I just want 'C3H8' and 'CO2' to be in the legend, excluding the blue boxes. weight: 'bold' but it didn't work. subplots(1,1, figsize=(12,6)) # We plot with a label parameter that will be in our legend. 5*axbox. # step1 Create data. There are many ways to create and customize legends in Matplotlib. 0 is at the base the legend text, and 1. May 15, 2015 · 3. 0. 7. I have a plot where different colors are used for different parameters, and where different line styles are used for different algorithms. Step 2: Making sure, a pie chart is needed. legend([str(x) for x in np. For example, the following code will place the legend to the right of the plot area: legend(loc="upper left", bbox_to_anchor=(1,1)) For more info, see the legend guide. plot(length, bubble, 'b-', length, ins, 'r-', length, merge_r, 'g+', length, merge_i, 'p-', ) PyPlot. plot() function specifying the name given to the line for its identity. vn wh wz ca yw kb aq ys id bm