Adding and changing titles on plotnine charts¶

In [18]:

import pandas as pd
from plotnine import *

df = pd.read_csv('countries.csv')
df.head()

import pandas as pd from plotnine import * df = pd.read_csv('countries.csv') df.head()

Out[18]:

	country	continent	gdp_per_capita	life_expectancy	population
0	Afghanistan	Asia	663	54.863	22856302
1	Albania	Europe	4195	74.200	3071856
2	Algeria	Africa	5098	68.963	30533827
3	Angola	Africa	2446	45.234	13926373
4	Antigua and Barbuda	N. America	12738	73.544	77656

Adding a title¶

In [19]:

(
    ggplot(df)
    + aes(x='gdp_per_capita', y='life_expectancy')
    + geom_point()
    + labs(title="Life Expectancy vs GDP (per capita)")
)

( ggplot(df) + aes(x='gdp_per_capita', y='life_expectancy') + geom_point() + labs(title="Life Expectancy vs GDP (per capita)") )

Out[19]:

<ggplot: (318906405)>

Left-aligning the title¶

In [20]:

(
    ggplot(df)
    + aes(x='gdp_per_capita', y='life_expectancy')
    + geom_point()
    + labs(title="Life Expectancy vs GDP (per capita)")
    + theme(plot_title=element_text(ha='left', x=0.125))
)

( ggplot(df) + aes(x='gdp_per_capita', y='life_expectancy') + geom_point() + labs(title="Life Expectancy vs GDP (per capita)") + theme(plot_title=element_text(ha='left', x=0.125)) )

Out[20]:

<ggplot: (319249936)>

Changing the title size¶

In [21]:

(
    ggplot(df)
    + aes(x='gdp_per_capita', y='life_expectancy')
    + geom_point()
    + labs(title="Life Expectancy vs GDP (per capita)")
    + theme(plot_title=element_text(size=20))
)

( ggplot(df) + aes(x='gdp_per_capita', y='life_expectancy') + geom_point() + labs(title="Life Expectancy vs GDP (per capita)") + theme(plot_title=element_text(size=20)) )

Out[21]:

<ggplot: (319084075)>

In [ ]: