def repeat():
""" Repeat the last action that was done, if it is still stored in "it".
No argument. Return a string as a response. """
it = paul.get_it()
if it.startswith('tell application "System Events" to key code'):
paul.run_script(it, language="applescript")
return "Ok."
elif it.startswith("set volume output volume (output volume of "):
paul.run_script(it, language="applescript")
return "Ok."
else:
return "What? I don't understand."
def process(sentence):
''' Process the sentence. '''
sentence.replace_it()
eqns = make_equations(sentence)
if len(eqns) == 0:
return "I'm not sure what you want me try try and solve. Sorry!"
subs = sentence.has_one_of(["sub", "substitute", "solve"])
rearrange = sentence.has_one_of(["rearrange", "solve"])
if subs: rearrange = False
if (paul.get_it() and
paul.Sentence(paul.get_it()).has_one_of("+/^*-=1234567890")):
eqns.append(paul.get_it()) if len(eqns) < 2 else 0
paul.log(eqns)
eqn_string = eqns[0]
if subs:
try:
eqn_string = eqns[1]
except IndexError:
eqn_string = eqns[0]
if rearrange:
for e in eqns:
if len(e) > 1:
eqn_string = e
break
paul.log("SUBS:", subs, "REARRANGE:", rearrange)
paul.log("EQUATION:", eqn_string)
had_equals = True
if not paul.has_word(eqn_string, "="):
eqn_string = "y=" + eqn_string
had_equals = False
elif eqn_string.strip()[0] == "=":
eqn_string = "y" + eqn_string
paul.log("EQUATION:", eqn_string)
# try:
eqn = Equation(eqn_string)
# except:
# return "Something went horribly wrong when I tried to math. Oops."
#
if subs and len(eqns) > 1:
eq2 = Equation(eqns[0])
if type(eq2.head.right.value) == float:
eqn.substitute((eq2.head.left.value, eq2.head.right.value))
elif type(eqn.head.right.value) == float:
eq2.substitute((eqn.head.left.value, eqn.head.right.value))
eqn, eq2 = eq2, eqn
else:
url = "http://www.wolframalpha.com/input/?i="
query = "sub {} into {}".format(eq2, eqn)
query.replace("+", "%2D").replace("=", "%3D").replace("/", "%2F")
paul.open_URL(url+query)
return '''I was unsuccessful in finding the solution:\n{}\n{}'''.format(eq2, eqn)
if rearrange:
targ = "x"
targets = sentence.keywords()
for word, _ in targets:
if len(word) == 1:
targ = word
try:
eqn.rearrange_linear_for(targ)
except RuntimeError:
url = "http://www.wolframalpha.com/input/?i="
query = "rearrange {} for {}".format(eqn, targ)
query.replace("+", "%2D").replace("=", "%3D").replace("/", "%2F")
paul.open_URL(url+query)
return "Oh dear, not a clue. Try this instead."
result = str(eqn)
if not had_equals:
result = result[4:]
paul.set_it(result)
try:
if result[0] == "(" and result[-1] == ")": result = result[1:-1]
except IndexError:
pass
return result
