def _substring(agent, term, intention):
needle = pyson_str(pyson.grounded(term.args[0], intention.scope))
haystack = pyson_str(pyson.grounded(term.args[1], intention.scope))
choicepoint = object()
pos = haystack.find(needle)
while pos != -1:
intention.stack.append(choicepoint)
if pyson.unify(term.args[2], pos, intention.scope, intention.stack):
yield
pyson.reroll(intention.scope, intention.stack, choicepoint)
pos = haystack.find(needle, pos + 1)
def dump_variables(variables, scope):
not_in_scope = []
for name, variable in sorted(variables.items()):
if variable in scope:
print("%s = %s" % (name, pyson_str(pyson.deref(variable, scope))))
else:
not_in_scope.append("%s = %s" % (name, variable))
if not_in_scope:
print("%d unbound: %s" % (len(not_in_scope), ", ".join(not_in_scope)))
def _csv(agent, term, intention, _files={}):
if agent in _files:
f = _files[agent]
else:
f = open("%s.csv" % agent.name, "w")
_files[agent] = f
memo = {}
txt = ",".join(pyson_str(pyson.freeze(t, intention.scope, memo)) for t in term.args)
f.write(txt)
f.write("\n")
f.flush()
yield
def _print(agent, term, intention, _color_map={}, _current_color=[0]):
if agent in _color_map:
color = _color_map[agent]
else:
color = COLORS[_current_color[0]]
_current_color[0] = (_current_color[0] + 1) % len(COLORS)
_color_map[agent] = color
memo = {}
text = " ".join(
pyson_str(pyson.freeze(t, intention.scope, memo)) for t in term.args)
with colorama.colorama_text():
print(color[0],
color[1],
agent.name,
colorama.Fore.RESET,
colorama.Back.RESET,
" ",
text,
sep="")
yield