Component symbols from the DEC Technical character set

dectcs.py

chars = '''                              1##5
  V    ?  ( )  [ ]  { }  + -   3  
                         & &    7 
  "##  $  + -  ' )  + -  / 0   4  
  !    %  , .  ( *  / 0  & &  2##6
                    , .  , .   1#5
  "##  $  + -  ' )        1#5   3   
  &    &  & &  & &    15   7    4   
  !    %  , .  ( *  S 26  2#6  2#6
'''

def write(s):
  import sys
  sys.stdout.write(s)

def pattern(x,y,checker):
  def character(c):
    if c in '+': write('\033(>')
    write(c)
    if c in '?': write('\033(B')
  for line in chars.split('\n'):
    while len(line) < 36: line += ' '
    write('\033[%d;%dH' % (y,x))
    if checker:
      for i,c in enumerate(line):
        on = (y+i)%2
        write('\033[0;7m' if on else '\033[0;1;7m')
        character(c)
    else:
      for c in line:
        character(c)
    y += 1

write('\033[1;7;0,|\033[m\033[2J')
write('\033P2$p0;2;0;0;0/7;2;64;64;64/15;2;79;79;79\033\\')
write('\033[1;28HDEC TCS Component Symbols')
write('\033(>')
pattern(23,3,False)
pattern(23,13,True)
write('\033[m\033(B\033[24H')