Matplotlib compiled fine but nothing shows up when i use it.
How to import matplotlib pyplot.
Matplotlib pyplot is a module in matplotlib.
It provides a matlab like way of plotting.
Before matplotlib s plotting functions can be used matplotlib needs to be installed.
Importing matplotlib pyplot as pltpyplot is basically used for plot or figure manipulation.
Lets see how to import matplotlib in python.
Import matplotlib pyplot as plt will import the python matplotlib sub module for graph plotting pyplot.
Pylab is a convenience module that bulk imports matplotlib pyplot for plotting and numpy for mathematics and working with arrays in a single name space.
Pyplot is mainly intended for interactive plots and simple cases of programmatic plot generation.
E g creates a figure creates a plotting area in a figure plots some lines in a plotting area decorates the plot with labels etc.
Import numpy as np import matplotlib pyplot as plt x np.
Importing matplotlib and pyplot pyplot is a collection of functions in the popular visualization package matplotlib.
Plt plot x y is actually a plotting command.
Its functions manipulate elements of a figure such as creating a figure creating a plotting area plotting lines adding plot labels etc.
Import matplotlib pyplot as plt we specify the module we wish to import by appending pyplot to the end of matplotlib.
This command will plot the values from x values to the horizontal axis and y values to the y axis.
In matplotlib pyplot various states are preserved across function calls so that it keeps.
Matplotlib is the whole package.
Installing matplotlib installing matplotlib.
Step 2 creating data points to plot.
The first thing to try is a clean install and see if that helps.
Each pyplot function makes some change to a figure.
Matplotlib pyplot enables python matplotlib to operate just like matlab.
Open up a unix shell or a dos command prompt and run for.
Matplotlib pyplot is a state based interface to matplotlib.
Matplotlib pyplot is a collection of command style functions that make matplotlib work like matlab.
And pylab is a module that gets installed alongside matplotlib.
Now we can move on to creating and plotting our data.
Plt show command will open the window contains the image of the plot.
To make it easier to refer to the module in our script we abbreviate it as plt.