Python

https://github.com/hrbrmstr/hrbrthemes-p9

$ python3 -m pip install hrbrthemes

from hrbrthemes import theme_ipsum
from plotnine.data import mtcars

p= ggplot(mtcars, aes("wt", "mpg", color="factor(gear)")) +\
    geom_point() +\
    labs(title = "hrbrmstr's Fav Example Plot", 
         x = "Weight (tons)", 
         y = "Miles-per-gallon") +\
    theme_ipsum()
print(p)

R

https://cran.r-project.org/web/packages/hrbrthemes/

theme_set(theme_ipsum())

> install.packages('hrbrthemes')
also installing the dependencies ‘extrafontdb’, ‘Rttf2pt1’, ‘systemfonts’, ‘extrafont’, ‘gdtools’
...

> library('hrbrthemes')
NOTE: Either Arial Narrow or Roboto Condensed fonts are required to use these themes.
      Please use hrbrthemes::import_roboto_condensed() to install Roboto Condensed and
      if Arial Narrow is not on your system, please see http://bit.ly/arialnarrow

> import_roboto_condensed() 
You will likely need to install these fonts on your system as well.
You can find them in [/Library/Frameworks/R.framework/Versions/3.5/Resources/library/hrbrthemes/fonts/roboto-condensed]

Font설치

Warning in grid.Call(C_textBounds, as.graphicsAnnot(x$label), x$x, x$y, :
font family not found in Windows font database

https://stackoverflow.com/questions/34522732/changing-fonts-in-ggplot2

font에 대한 초기화 과정이 필요하다.

일단 어떤 font를 현재 사용할수 있는지 확인해본다.

> windowsFonts()
$serif
[1] "TT Times New Roman"
$sans
[1] "TT Arial"
$mono
[1] "TT Courier New"
$`Roboto Condensed`
[1] "Roboto Condensed"

extraFont 팩키지의  font_import 를 통해 현재 가지고 있는 font를 import한다.
(엄청오래걸림 주의~)

library(extrafont)
font_import()
#Importing fonts may take a few minutes, depending on the number of fonts and the speed of the system.
#Continue? [y/n] y
#Scanning ttf files in C:\\Windows\\Fonts ...
#Extracting .afm files from .ttf files...
#C:\\Windows\\Fonts\\AGENCYB.TTF => C:/Program Files/R/R-3.6.1/library/extrafontdb/metrics/AGENCYB
#C:\\Windows\\Fonts\\AGENCYR.TTF => C:/Program Files/R/R-3.6.1/library/extrafontdb/metrics/AGENCYR
......

loadfonts(device = "win")