## Here is an example for Python.

syntax python "\.py$"
header "^#!.*python"
magic "Python script"
linter pyflakes
comment "#"

# Function definitions.
icolor brightblue "def [0-9A-Z_]+"
# Keywords.
color brightcyan "\<(and|as|assert|async|await|break|class|continue)\>"
color brightcyan "\<(def|del|elif|else|except|exec|finally|for|from)\>"
color brightcyan "\<(global|if|import|in|is|lambda|nonlocal|not|or)\>"
color brightcyan "\<(pass|print|raise|return|try|while|with|yield)\>"

# Special values.
color brightmagenta "\<(False|None|True)\>"

# Single-quoted strings.
color brightgreen "'([^'\]|\\.)+'"
color brightgreen ""([^"\]|\\.)+""
# Comments.
color brightred "(^|[[:blank:]])#.*$"
# Triple-quoted strings.
color brightgreen    start="'''([^'),]|$)" end="(^|[^(\])'''"
color brightgreen start="\"\"\"([^"),]|$)" end="(^|[^(\])\"\"\""

# Reminders.
color brightwhite,yellow "(FIXME|TODO|XXX)"

# Trailing whitespace.
color ,green "[[:space:]]+$"