Aug 26, 2022 · As we use matplotlib. pie(sizes, labels=labels) Each slice of the pie chart is a patches. 950. size and font. I want to know if there is a way to edit the font size of the pct value to make it smaller while leaving the normal value at its current font-size. sort_index (). Jul 15, 2022 · In the code below, we modify a number of different font sizes belonging to different parts of our data visualization: # Changing the Font Size Using rcParams import matplotlib. rcParams' is the default value. pie chart blog, we learn how to plot one and multiple pie charts with a real-time example using the plt. Conclusion To sum up, pie charts are a flexible method of displaying data’s relative parts and wholes. pie(, radius=1800, frame=True) you'll see that the radius is indeed applied correctly. rc('font', size=SMALL_SIZE) # controls default text sizes plt. See Stacked bar chart. x: the number of occurrences for each label. To add labels, pass a list of labels to the labels parameter. By default the values for width and height are 6. subplots There are several ways to do this, and the simplest is to use multiple figure numbers. Fig 1. Then you can use a single set command to set properties. Although this example allows a frame of either 'circle' or 'polygon', polygon frames don't have proper gridlines (the lines are circles instead of polygons). When the font size is too small, it can be difficult for viewers to read the labels and understand the data accurately. Now that we know how to change font sizes in Matplotlib plots let’s look at some practical examples that illustrate its applications. We’ll iterate only 8 rows in this example so we’re using table. The index picking in inner_colors matches hues for a larger numbers of data points in the inner circle: cmap = plt. # new coordinates of the text, 0. Dec 26, 2021 · Also, check: Matplotlib default figure size. family'] = 'Berkelium Type'. add_subplot(111) # Data to plot. theta2 + patch. In the outer circle, we'll plot them as members of their Sep 24, 2012 · way the text would not overlap other text of adjacent slices (or at least if the. In the simplest form, the text is placed at xy. tick_params(axis='both', which='major', labelsize=10) ax. axes is bulit. 28k 25 74 78. wedgeprops=dict (width=. get_majorticklabels(): tick. pie keyword labeldistance to remove the wedge labels. title() method to assign a title to a plot, so in order to change the font size, we are going to use the font size argument of the pyplot. And the biggest problem is that with reduction of radius there is still a lot of space below and under the Mar 20, 2015 · 6. pie-chart. fig, ax = plt. pie(count, labels=labels, textprops={'family':'Berkelium Type'}) 2 days ago · Font size customization can have a significant impact on the readability and visual appeal of a pie chart. set_rticks([0. import numpy as np. Make a pie charts using pie. Let us see how it actually works. categories = ['Category A', 'Category B', 'Category C', 'Category D'] values = [20, 35, 30, 15] Plot a pie chart. pyplot as plt SMALL_SIZE = 8 MEDIUM_SIZE = 10 BIGGER_SIZE = 12 plt. You may need to adjust the axis limits to fit the labels. }, pctdistance=0. subplots() # We change the fontsize of minor ticks label. pie(x, labels) Mar 14, 2019 · I have a pie chart that looks like: I tried increasing the font size using textprops={'fontsize': 18}). figure(figsize = (4,4)) ax11 = fig. Here, we use table to draw a table that shows the glyphs by Unicode codepoint. rc('axes', titlesize=SMALL_SIZE) # fontsize of the axes title plt. Mar 4, 2024 · In the code below the pie chart displays a bold normal value on top of a corresponding percent value in each slice of the pie using the autopct_format function. 8) t. So if you want your plot to be 8 inches wide and 6 inches high, pass (8,6) to figsize. plot() To change the format of the saved figure just change the extension in the file name. label also return a matplotlib. family"] = "cursive". 5) would create donuts (pie charts with holes in the center). Examples using matplotlib. We’ll use the for loop to iterate rows and create a pie chart for each of them. figure(figsize=(width,height)) Here, we pass the desired dimensions of the plot as a (width,height) tuple to figsize. There are also external libraries that have many extra colormaps, which can be viewed in the Third-party colormaps section of the Matplotlib documentation. pie(): autotexts. color keys. This comment and suggestion table. Mar 9, 2018 · If you turn on the axes of the pie chart, ax. sort_values (). answered Apr 3, 2023 at 4:01. Their dimensions are given by height and width. More information in matplotlib documentation. If you want to let the axes appear larger in the plot, you may use the subplot parameters. However, it only changes the font-size of the percentage labels inside pie, and the labels outside remain un-affected. labels = 'Ruby', 'C', 'Python', 'Java'. # Data to plot. subplots(subplot_kw={'projection': 'polar'}) ax. Font properties. How to only change color for autopct and not for labels? – Dec 3, 2019 · 1. import pylab. Now in 2021, with matplotlib 3. pi * r fig, ax = plt. In this example code uses Matplotlib to create two line plots. import pandas as pd. The following sample code will generate the donut chart I'll use as my example: 'size':15 #, 'weight':"extra bold". Apr 24, 2020 · import matplotlib. Set a title for the Axes. legend() has two main arguments to determine the position of the legend. Optionally, the text can be displayed in another position xytext . rcParams. Here is my data frame df1: score Negative 100. plot(kind='pie') As you can see the pie chart draws one piece (called a wedge) for each value in the array (in this case [35, 25, 25, 15]). labelcolor"] (default: 'None') The color of the text in the legend. auto_set_font_size(False) fixed it. The available titles are positioned above the Axes in the center, flush with the left edge, and flush with the right edge. rcParams['font. bar # Plot a pie chart. To try to troubleshoot I found in matplotlib. Python Program. bar_label. yaxis. Matplotlib allows us to position the legend as well as customise its font, size, and style, enabling us to build a visually appealing and useful chart. You can adjust accordingly by changing the value. I believe this example should be self-explaining, however, you obviously don't need to move labels manually. size - the default font size for text, given in pts. set_size(20) A working example: The most straightforward way to build a pie chart is to use the pie method. The plot function will be faster for scatterplots where markers don't vary in size or color. Data. The following is the syntax: import matplotlib. An arrow pointing from the text to the annotated The goal is to create a pie chart based on the above data. subplots() ax. F = pylab. figure (figsize= (80,80)) plt. Polar plot #. The wedges are plotted counterclockwise, by default starting from the x-axis. For example: import matplotlib. To set a specific font size for the title of the plot in Matplotlib, you can use fontsize parameter of the title() function. I have a data frame of sentiment score of each sentence. Family name: DejaVu Sans. Container with all the bars and optionally errorbars, likely returned from bar or barh. But labels are outside the pie in white is invisible as the axes background is white. The following examples show how to use this syntax in practice. Here we briefly discuss how to choose between the many options. get_cmap("tab20c") outer_colors = cmap(np. By increasing this value, you can increase the font size of all elements in the plot. like this: Because the 'plt. In my piechart, I have both the labels and the autopct enabled. autopct white fontcolor is good as pie is colored. Apr 3, 2024 · As you can see, we have made the font size bigger. When embedding Matplotlib in a GUI, you must use the Matplotlib API directly rather than the pylab/pyplot procedural interface, so take a look at Jul 25, 2021 · This is not exactly the answer to your specific problem, but (in general), when trying to have numeric labels of a different size, you have to iterate over one of the values returned by calling ax. 8 respectively. eg. least a portion of those ['my text4', 'my text5', 'my text6', 'my text7'] legends. Sep 3, 2020 · Often you may want to change the font sizes of various elements on a Matplotlib plot. update ( {'font. If not None, is a len(x) array which specifies the fraction of the radius with which To add labels, pass a list of labels to the labels parameter. Set one of the three available Axes titles. All you have to do is use kind='pie' flag and tell it which column you want (or use subplots=True to get all columns). Jul 16, 2019 · 1. plot(x) plt. To set the font weight, then you can get the Text instance for each tick labels by Axis. It's possible to get a polygon grid by setting GRIDLINE The font size of the legend. figure () The parameter 'plt. Stacked bars can be achieved by passing individual bottom values per bar. Here, I call matplotlib as mpl and adjust the values of the for the font. Putting it all together (besides the special chars - I had some problems activating TeX), try the following code: # -*- coding: UTF-8 -*-. In the inner circle, we'll treat each number as belonging to its own group. In our example, it’ll be the age groups. gcf() fig. change the plot background color to a different color. fontsize: set font size of the plot. If the value is numeric the size will be the absolute font size in points. The labels are extremely small and invisible. On the other hand, when the font size is too large, it can clutter the chart and make it less visually appealing Jan 14, 2017 · 4. You can use the template below to plot the chart: Feb 3, 2023 · In this article, we will see how to Change the Font Size in Python Shell Follow these steps to change font size: Step 1: Open the Python shell Step 2: Click on the Options and select Configure IDLE Step 3: In Fonts/Tabs tab set Size value Step 4: Let's select a size value is 16 and click on Apply and click on Ok Step 5: Now Font size is increase to Feb 15, 2016 · 1. Figure size in different units; Figure labels: suptitle, supxlabel, supylabel Nested pie charts. values (),labels=vg_dict. ax. 4. Syntax: matplotlib. Demo of a line plot on a polar axis. You may position the texts manually using a predefined list of pctdistances. Please anyone can suggest on how to increase the label size. pie() function. String values are relative to the current default font size. r * 0. pie(data) # Display plt. Matplotlib has a number of built-in colormaps accessible via matplotlib. Placing the legend. index) fig = plt. rcParams' when pandas. Label a bar plot. # This will change to your computer's default cursive font. Example 1: Change the font size of the Title in a Matplotlib. set_horizontalalignment('center') I don't really understand the second question, as it seem you have already moved the slices by 10 degrees using the startangle parameter. The example demonstrates using a figure with multiple sets of Axes and using the Axes patches list to add two ConnectionPatches to link the subplot charts. If you are a control freak like me, you may want to explicitly set all your font sizes: import matplotlib. figure(figsize=(3,4)) You need to set figure size before calling plt. 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. rc('font', size=10) #controls default text size. matplotlib. From the documentation for ax. Apr 5, 2022 · I have tried decreasing the font size and increasing the graph size but because it overlaps so much, doing so doesn't really help at all. Step 3: Plot the Pie Chart using Matplotlib. Currently Matplotlib supports PyQt/PySide, PyGObject, Tkinter, and wxPython. plot. Matplotlib – Title Font Size Title fontsize=25. rcParams["font. Along with that used different method and different parameter. Using this data i am creating a pie chart but it shows the 0% in the graph. Retrieve a named colour map and "hand-pick", using a numbered range, suitable colors. annotate, we can see that extra keywords are passed to a matplotlib. The available output formats depend on the backend being used. figure(1) # Create second chart here. table the method get_fontsize(). title(label, fontdict=None, loc=None, pad=None, *, y=None, **kwargs) [source] #. theta1) / 2. Here, we will discuss an example related to the Matplotlib pie chart. DataFrame. x = patch. rc('axes', labelsize=MEDIUM_SIZE) # fontsize of the x and y labels plt. pyplot as plt # Define Data Coordinates data = [20, 16, 8, 9. Style name: Oblique. pyplot. In the matplotlib plt. May 6, 2021 · Yes that was the first thing I did, but I'd rather keep the labels as shown in the figure, increase the size of them (they are barely readable in a pdf), separate them a bit further (first and second mainly) and draw lines to the pieces of the pie. For individual character metrics, use the Glyph object, as returned by load_char. edited Jun 7, 2021 at 22:19. py examples here. 3224. Explode, shade, and rotate slices# In addition to the basic pie chart, this demo shows a few optional features: offsetting a slice using This changed the font size of the scatter plot’s x and y tick labels to 14. The list of matplotlib's font family arguments is here. rcParams' should set in front of pandas. With original size the pie was huge, all over the screen. head (8) instead of table. Finally I got a nice looking donut chart! Jul 6, 2018 · After looking on the matplotlib website I found the example code for a pie chart that has the perfect properties in terms of customization and functionally. The labels and sizes for these sectors are defined by labels and sizes respectively in the program. 7 using the example shown here. Font table#. age = [1, 4, 6, 8] number = [4, 5, 6, 2, 1] plt. Place this line just after the matplotlib import: plt. For brevity, the table only contains the first 256 glyphs. Polar plot. I am not able to understand the meaning of this 0%. show() This generates a matplotlib. So 'plt. The xlabel font maybe use 'plt. label. pie (data, explode=None, labels=None, colors=None, autopct=None, shadow=False) Parameters: data represents the array of data values to be plotted, the fractional area Oct 25, 2021 · You can use the following basic syntax to change the font size in Seaborn plots: import seaborn as sns. My script looks like this: plot_type == 'pie': labels = data. 7 is the distance from the center. figure(0) # Create first chart here. The syntax to set the font sizeto bold: matplotlib. The fractional area of each wedge is given by x/sum(x). 0 Positive 0. If you want the labels sorted, you could first call sizes = sizes. The bars are positioned at x with the given align ment. Another way of changing the font size of a legend is by using the legend function's prop parameter. ang = (patch. 2. You can set the figure size if you explicitly create the figure with. rc('axes', labelsize=10) #fontsize of the x and y labels. update() Another popular way to change the font size is using the rcParams. plot(age) May 6, 2015 · Using pandas you can still use the matplotlib. 8] # Plot plt. edited Apr 23, 2020 at 7:01. This affects %matplotlib inline in IPython and Jupyter notebooks where the inline setting uses bbox_inches='tight' by default when saving the image to embed. A list of label texts, that should be displayed. 5, 2]) # Less radial ticks ax. If the need for a pie chart is unambiguously determined, let's proceed to place the legend. The wedge sizes. gcf () Nov 8, 2013 · Maybe add these information to the legend. change the textprops color to something different: textprops={'color':"blue", 'size': 10, 'weight':'bold'} You can easily manage the font size, style and color using the textprops argument in the ax. The code below increase size of everything in the figure besides the title. Examples. Make a bar plot. set_fontweight('bold') # similar for minor tick labels by get_minorticklabels. I have tried the below code: plt. Num glyphs: 5343. The radial distance at which the pie labels are drawn. You're correct in identifying that line as defining the annotation. #. . 5) # Move labeldistance and pctdistance are ratios of the radius; therefore they vary between 0 for the center of the pie and 1 for the edge of the pie, and can be set to greater than 1 to place text outside the pie. axes. annotate(text, xy, xytext=None, xycoords='data', textcoords=None, arrowprops=None, annotation_clip=None, **kwargs) [source] #. pyplot as plt x = [15, 25, 25, 30, 5] fig, ax = plt. A path, or a Python file-like object, or possibly some backend-dependent object such as matplotlib. Example 1: Change the Font Size of All Elements Suppose you have a scatter plot with the following data: 3. get_majorticklabels: for tick in ax. Jul 5, 2021 · Now the problem I am facing is viewing the labels. In this example, we are plotting a ReLU function graph with fontsize=40. tick_params(axis='both', which='minor', labelsize=8) This only answers to the size of label part of your Dec 2, 2021 · Increasing pie chart size with matplotlib, radius parameter appears to do nothing. Any or all of x, y, s, and c may be masked arrays, in which case all masks will be combined and only unmasked points will be plotted. Parameters: x1D array-like. set(font_scale=2) Note that the default value for font_scale is 1. 5, 1, 1. 1, 0. sns. We suggest you make your hand dirty with each and every parameter of the above methods. 7 * np. That's why I decided to use radius. Make a pie chart of array x. Hey great answer! Just a little question. sizes = [15, 30, 45, 10] Oct 13, 2021 · Here we learn how to set the title font size to bold in Matplotlib. To change the font globally, you can set this using rcParams. Syntax: Where, x and y are width and height respectively in inches. 8, 0. df. In this case, pie takes values corresponding to counts in a group. Simply tell matplotlib that you are working on separate figures, and then show them simultaneously: import matplotlib. pie(consumption["Singapore"], labels = consumption. My code: ax. labels = df03['new_sentiment'] Jul 5, 2021 · I applied your code to the example in the official reference and added the code to change the font. The size is used to calculate the angle of the sector. In many cases pie charts are not the best way to convey information. Text object, so you can call set() or set_size() on it to change the fontsize (you can also change the position with the former). sizes = [15, 30, 45, 10] You can also use rcParams to change the font family globally. plot(). Num faces: 1. # We prepare the plot. I have tried aligning the percentage (autotext) to the position of the labels by changing the x position, but seems to be different. subplots_adjust(left,bottom,right,top) Example code: May 21, 2018 · I am working with text data to find the sentiment analysis. fontweight: set font to bold. Jan 10, 2024 · Matplotlib API has pie () function in its pyplot module which create a pie chart representing the data in an array. rc('axes', titlesize=10) #fontsize of the title. The vertical baseline is bottom (default 0). Approach: Import required library. The question is, why did it need to be done in one script but not another? It was not set to true anywhere, and true does not appear to be the default. pyplot as plt labels = 'Frogs', 'Hogs', 'Dogs', 'Logs' sizes = [15, 30, 45, 10] fig, ax = plt. 10 pt is the standard value; Additionally, the weight can be specified (though only for the default it appears) by. Fortunately this is easy to do using the following code: import matplotlib. pyplot as plt import Plot a pie chart of animals and label the slices. This example demonstrates some pie chart features like labels, varying size, autolabeling the percentage, offsetting a slice and adding a shadow. astype(float) matplotlib. subplots(figsize=( 12, 6 )) Jun 17, 2011 · There is a simpler way actually. Example: Change Font Size Using rcParams. I also manually specify a list of colors that I want Squarify to plot with. 75, labeldistance=0. update() method. This will automatically add the labels for you and even do the percentage labels as well. The above outputs this: Mostly, this is great. Parameters: fname str or path-like or binary file-like. edited Sep 13, 2021 at 8:09. 01) theta = 2 * np. 4 and 4. Jun 23, 2021 · I don't know how to specify the position of the title using matplotlib. arange(0, 2, 0. This argument is only used if prop is not specified. Feb 14, 2020 · 2. Dec 7, 2020 · The problem of my chart is next. import matplotlib as mpl. fig. PS name: DejaVuSans-Oblique. set_facecolor('lightgrey') or. Adjusting the alignment of the labels after they are returned should do the trick: startangle=10, labeldistance=0. Annotate the point xy with text text. pi/180) Nov 6, 2022 · If you just want to set the label size, then tick_params is more easier to use. show () matplotlib. set_size_inches(8,8) ax = plt. scatter. size': 36})' must set in the top. For example: Jan 13, 2021 · A variety of fonts are in fact supported by matplotlib, alone has to do in order to implement is pass the name as value to fontname parameter. Here are the necessary codes for my graph: import matplotlib. Related. # Change the x, y axis label to "Brush Script MT" font style. subplots(figsize=( 12, 8 )) x = range ( 1, 11 ) y = [i** 2 for i in x] z = [i** 3 for i in x] Jan 10, 2024 · Changing Plot Size in Matplotlib using figsize () figsize takes two parameters- width and height (in inches). I want to increase fontsize of labels A, B,C etc in above pie chart. keys ()) plt. bar. I just found: import matplotlib. title('Sample Plot', fontsize=25) You can replace 25 with other font size of your choice as per your requirement. ¶. Nested pie charts. Sep 5, 2013 · 9. 8]) labels = 'Frogs', 'Hogs', 'Dogs', 'Logs' fracs = [15, 30, 45 Make a "bar of pie" chart where the first slice of the pie is "exploded" into a bar chart with a further breakdown of said slice's characteristics. The string sizes are defined relative to the default font size which is specified by. font. Next, plot the pie chart using Matplotlib. First of all; avoid pie charts whenever you can! Secondly, have a think about how objects work in python. Adds labels to bars in the given BarContainer . plt. Basic Pie Chart. You might want to move autotexts of narrow wedges from the center of the wedge along the radius: # the angle at which the text is located. Matplotlib's font support is provided by the FreeType library. pyplot as plt # Some data labels = 'Frogs', 'Hogs', 'Dogs', 'Logs' fracs = [15, 30, 45, 10] # Make figure and axes fig, axs = plt. axis (( 0 , 10 , 0 , 10 )) t = ( "This is a really long string that I'd rather have wrapped so that it " "doesn't go outside of May 30, 2018 · 9. labelcolor str or list, default: rcParams["legend. labels = 'Frogs', 'Hogs', 'Dogs', 'Logs'. 2 you can set your legend fonts with. 0 Mar 21, 2022 · Pandas has this built in to the pd. iloc[2:, 2]. text starts far enough from the pie). But with that reduction my labels become not clear and less readable (even if to increase the size of labels). explodearray-like, default: None. In the following example, we have taken four sectors. Oct 18, 2015 · The example code for a pie chart is given here: figure(1, figsize=(6,6)) ax = axes([0. Example 1: Change the font just for the axis labels. I am trying to produce a Matplotlib pie chart in Python 2. This object accepts a fontsize kwarg, which can be one of {size in points, 'xx-small', 'x-small', 'small', 'medium', 'large', 'x-large', 'xx-large'}. However, I would like to change the font (not size). However, I don't know if any of matplotlib backends support tiff. Radar chart (aka spider or star chart) #. # Import Library import matplotlib. 1. xaxis. rc('xtick', labelsize You can embed Matplotlib directly into a user interface application by following the embedding_in_SOMEGUI. pie() method. Mar 14, 2023 · How To Change Legend Font Size in Matplotlib Using the prop Parameter. pie (subplots=True, labeldistance=None, legend=True) From the docs: labeldistance: float or None, optional, default: 1. 0 Neutral 0. backends. You can plot a pie chart in matplotlib using the pyplot’s pie() function. pie (vg_dict. # Sample data. By default the plotting of the first wedge starts from the x-axis and moves counterclockwise: Note: The size of each wedge is determined by comparing the value with all the other values, by using this formula: matplotlib. set_rlabel_position(-22. gca() Example. Here's how to use it: import matplotlib. Many parameters can take either a single value applying to all bars or a sequence of values, one for each bar. PdfPages. Note that the width and height should be in inches. 8 – Matplotlib pie charts Conclusion. # The slices will be ordered and plotted counter-clockwise. show() Pie Demo2. arange(3)*4) Jun 3, 2023 · Step 2: Making sure, a pie chart is needed. In your example you have to write: This will change all font sizes of all text elements in the pie chart. pyplot as plt import numpy as np import pandas as pd data Apr 12, 2021 · Plot a Pie Chart in Matplotlib. figure () plt . This example lists the attributes of an FT2Font object, which describe global font properties. Or, to have them sorted by value: sizes = sizes. import matplotlib. title (label, fontsize=None, fontweight=None) The parameter used above is as below: label: specifies the title of the plot. This is the pyplot wrapper for axes. Shaido. # Pie chart, where the slices will be ordered and plotted counter-clockwise: l = 'Frogs', 'Hogs', 'Dogs', 'Logs'. Text object. Here is the code I am using: import matplotlib. index so both will have the same order. Wedge object; therefore in addition to the customizations shown here, each wedge can be Dec 6, 2023 · I cannot point the arrows to the side of the labels. Jul 24, 2022 · Let’s draw our first pie chart to do that. To plot a pie chart in Matplotlib, we can call the pie() function of the PyPlot or Axes instance. You can use labels = sizes. pyplot as plt import numpy as np r = np. plot(theta, r) ax. weight - The default weight of the font used by text. The only mandatory argument is the data we'd like to plot, such as a feature from a dataset: import matplotlib. label or ax. This example creates a radar chart, also known as a spider or star chart [ 1]. Parameters: Oct 31, 2022 · Here is a simple example to show how one can do the followings for a pie chart: to change the figure size; to change the font size of labels; to change the font size of title Apr 18, 2021 · I read the documentation and even the github link to the source code and I don't see a kwarg to pass in for title size, only for the x and y axis labels. Matplotlib’s function pie() needs only two parameters to draw a pie chart: labels: the categorical labels. data-visualization. 7) #pctdistance and labeldistance change label positions. How to change the font size on a matplotlib plot. I want the title to be a bit more further away from the label but I don't know how to set it. colormaps. We'll first generate some fake data, corresponding to three groups. Jan 2, 2020 · plt. Sep 19, 2023 · You can set the fontsize argument, change how Matplotlib treats fonts in general, or even changing the figure size. title() method in the matplotlib module. backend_pdf. For example, the population corresponding to each age group. pyplot as plt fig = plt . Axes. Michael Droettboom and the Matplotlib Choosing Colormaps in Matplotlib. Feb 21, 2022 · We can customize the text color and text size for the labels by modifying rcParams dictionary in the underlying Matplotlib rendering. pyplot as plt. Matplotlib pie chart example. Default, they would be sorted in order of appearance. text. Text. set_rmax(2) ax. . If not None, is a len(x) array which specifies the fraction of the radius with which Jan 18, 2024 · In Matplotlib, you can change the font size of labels for a bar graph using the fontsize parameter within the set_xlabel and set_ylabel functions. iloc[2:, 1] values = data. Draw pie charts with a legend. let’s create pie chart in python. Output: Example 2: Change the font just for the title Nov 13, 2017 · To programmatically set the fontsize or any other property of graphical elements of a certain type you should use the findobj() function to find all elements of this type. Let's first create a simple plot that we'll want to change the size of fonts on: import matplotlib. cos(ang*np. Wedge object; therefore in addition to Matplotlib is a powerful visualization library in python and comes up with a number of different charting options. The example below is a bit over-twisted but I really want to be able to read at. To just change the font for the pie chart, you can use the textprops option to pie: pie = plt. The pie function does not take lists or arrays as input for the pctdistance argument. fig =plt. rh bg wp bh tf uk tj uq dm og