Multiple asterisk prefixes denote multiple spaces

This allows shorthand for adding multiple spaces:

pin1
***
pin2
**pin3

expands into

pin1
_
_
_
pin2
_
_
pin3

kipart/kipart.py

@@ -257,8 +257,8 @@ def get_pin_num_and_spacer(pin):
  pin_num = str(pin.num)
  pin_spacer = 0
  # spacer pins have pin numbers starting with a special prefix char.
- if pin_num.startswith(PIN_SPACER_PREFIX):
- pin_spacer = 1
+ while pin_num.startswith(PIN_SPACER_PREFIX):
+ pin_spacer += 1
  pin_num = pin_num[1:] # Remove the spacer prefix.
  return pin_num, pin_spacer
 
@@ -424,11 +424,7 @@ def draw_pins(unit_num, unit_pins, bbox, transform, side, push, fuzzy_match):
  num_size = PIN_NUM_SIZE if len(pins) == 1 else 0
  for index, pin in enumerate(pins):
 
- pin_num = str(pin.num)
-
- # Remove any spacer prefix on the pin numbers.
- if pin_num.startswith(PIN_SPACER_PREFIX):
- pin_num = pin_num[1:]
+ pin_num, _ = get_pin_num_and_spacer(pin)
 
  # Create a pin using the pin data.
  pin_defn += PIN.format(