Line styles (solid, dashed, dotted) in Matplotlib - Cheat Sheet & Quick Revision

Recall & Review

beginner

What are the three basic line styles in matplotlib?

The three basic line styles are solid, dashed, and dotted lines.

beginner

How do you specify a dashed line style in matplotlib?

Use the argument linestyle='--' in the plot function to create a dashed line.

beginner

What does linestyle=':' do in a matplotlib plot?

It creates a dotted line style for the plotted line.

intermediate

How can you combine color and line style in a matplotlib plot?

You can specify both using color='colorname' and linestyle='style' in the plot function, for example plt.plot(x, y, color='red', linestyle='--').

beginner

What is the default line style in matplotlib if none is specified?

The default line style is a solid line, which is linestyle='-'.

Which linestyle code creates a solid line in matplotlib?

A -

B --

C :

D -.

The code '-' specifies a solid line style in matplotlib.

How do you make a dotted line in matplotlib?

A linestyle='--'

B linestyle=':'

C linestyle='-'

D linestyle='-.'

The linestyle ':' creates a dotted line in matplotlib.

What argument changes the line style in matplotlib's plot function?

A color

B linewidth

C linestyle

D marker

The 'linestyle' argument controls the style of the line.

Which line style code creates a dashed line?

A -.

B -

C :

D --

The code '--' creates a dashed line style.

If you want a red dashed line, which is the correct way to write it?

A plt.plot(x, y, color='red', linestyle='--')

B plt.plot(x, y, linestyle='-', color='red')

C plt.plot(x, y, color='red', linestyle=':')

D plt.plot(x, y, linestyle='--')

You specify both color and linestyle explicitly: color='red' and linestyle='--'.

Explain how to change line styles in matplotlib plots and give examples of solid, dashed, and dotted lines.

Think about the linestyle codes and how you add them to the plot function.

Describe how you can customize a line's appearance using both color and line style in matplotlib.

Remember you can add multiple style arguments in plt.plot()