def test_issue_4(self):
"""
Patch for a dynamic method
Ensures that the patch is working.
https://code.google.com/p/pyswip/issues/detail?id=4
"""
from pyswip import Prolog
Prolog.dynamic('test_issue_4_d/1')
Prolog.assertz('test_issue_4_d(test1)')
Prolog.assertz('test_issue_4_d(test1)')
Prolog.assertz('test_issue_4_d(test1)')
Prolog.assertz('test_issue_4_d(test2)')
results = list(Prolog.query('test_issue_4_d(X)'))
self.assertEqual(len(results), 4)
Prolog.retract('test_issue_4_d(test1)')
results = list(Prolog.query('test_issue_4_d(X)'))
self.assertEqual(len(results), 3)
Prolog.retractall('test_issue_4_d(test1)')
results = list(Prolog.query('test_issue_4_d(X)'))
self.assertEqual(len(results), 1)
def test_issue_4(self):
"""
Patch for a dynamic method
Ensures that the patch is working.
https://code.google.com/p/pyswip/issues/detail?id=4
"""
from pyswip import Prolog
Prolog.dynamic('test_issue_4_d/1')
Prolog.assertz('test_issue_4_d(test1)')
Prolog.assertz('test_issue_4_d(test1)')
Prolog.assertz('test_issue_4_d(test1)')
Prolog.assertz('test_issue_4_d(test2)')
results = list(Prolog.query('test_issue_4_d(X)'))
self.assertEqual(len(results), 4)
Prolog.retract('test_issue_4_d(test1)')
results = list(Prolog.query('test_issue_4_d(X)'))
self.assertEqual(len(results), 3)
Prolog.retractall('test_issue_4_d(test1)')
results = list(Prolog.query('test_issue_4_d(X)'))
self.assertEqual(len(results), 1)
def api():
# instanciamos prolog
prolog = Prolog()
# obtenemos la peticion con los datos
data = request.get_json()
print(data)
# consultamos nuestro archivo de prolog
prolog.consult("engine.pl")
prolog.assertz("persona(fs)")
#vemos que conocimientos tiene el usuario y los agregamos
# a la DB de prolog
if data['linguistico'] > 0:
# prolog.query("ling(A).");
prolog.assertz("persona(linguistico)")
if data['mate'] > 0:
# prolog.query("mate(A).");
prolog.assertz("persona(matematico)")
if data['espacio'] > 0:
# prolog.query("esp(A).");
prolog.assertz("persona(espacio)")
if data['interpersonal'] > 0:
# prolog.query("inte(A).");
prolog.assertz("persona(interpersonal)")
if data['creativa'] > 0:
# prolog.query("cre(A).");
prolog.assertz("persona(creativo)")
carrera = []
# hacemos un query para ver si cumple con alguna carrera
abogado = list(prolog.query("abogado(A)"))
arquitecto = list(prolog.query("arquitecto(A)"))
civil = list(prolog.query("civil(A)"))
electronico = list(prolog.query("electronico(A)"))
informatico = list(prolog.query("informatico(A)"))
if len(abogado) > 0 and (abogado[0]["A"] == 1):
carrera.append('abogado')
if len(arquitecto) > 0 and (arquitecto[0]["A"] == 1):
carrera.append('arquitecto')
if len(civil) > 0 and (civil[0]["A"] == 1):
carrera.append('civil')
if len(electronico) > 0 and (electronico[0]["A"] == 1):
carrera.append('electronico')
if len(informatico) > 0 and (informatico[0]["A"] == 1):
carrera.append('informatico')
# prolog.query("retractall(persona(_))");
# prolog.query("purgar");
prolog.retractall("persona(_)")
print(list(prolog.query('getConocimientos(A).')))
del prolog
res = make_response(jsonify({"message": carrera}), 200)
return res
class PrologHelper:
def __init__(self):
self.prolog = Prolog()
self.prolog.consult("main.pl")
self.question_dict = {
"likes": "What describes your interests the most?",
"lang_status": "Do you prefer an older, established language, or a new, innovative one?",
"platform": "What platform do you plan on using?",
"skill": "Do you want a challenge or an easier approach?",
"paradigm": "Which programming paradigm do you prefer?",
"lang_performance": "What do you value more, performance or expressiveness?",
"lang_execution": "Do you prefer working with compiled or interpreted languages?"
}
self.question_dict_reverse = {key: value for (value, key) in self.question_dict.items()}
self.tech_dict = {
"react": "React - A JavaScript front-end web framework.",
"angular": "Angular - A TypeScript front-end web framework.",
"vue": "Vue - A JavaScript front-end web framework.",
"css_js": "CSS and Javascript - basics of web development.",
"bootstrap": "Bootstrap - Basic web UI framework.",
"jquery": "jQuery - fast, small, feature-rich JavaScript library.",
"django": "Django - powerful Python back-end framework.",
"flask": "Flask - simple Python back-end framework.",
"node": "Node.js - JavaScript back-end framework.",
"rocket": "Rocket - Rust back-end framework.",
"javafx": "JavaFX - Web application platform",
"electron": "Electron - JavaScript desktop development platform.",
"wpf": "Windows Presentation Foundation - desktop development for Windows",
"asp": "ASP.NET - back-end web framework for .NET",
"razor": "Razor - front-end web framework for .NET",
"netcore": ".NET Core - back-end web framework for .NET",
"pytorch": "PyTorch - Python machine learning toolkit",
"tensorflow": "Tensorflow - low-level machine learning toolkit",
"caffee": "Caffee - Python machine learning toolkit",
"keras": "Keras - Python machine learning toolkit",
"dl4j": "DL4J - Java machine learning toolkit",
"unity": "Unity - C# game development framework",
"unreal": "Unreal - C++ game development framework",
"swift_ui": "SwiftUI - UI framework for iOS and Mac",
"godot": "Godot - C++ game development framework",
"cocoa": "Cocoa - Apple's macOS API",
"emscripten": "Emscripten - C to WebAssembly toolchain",
"neuroph": "Neuroph - open source Java framework for neural network creation",
"spring": "Spring - Java web framework"
}
self.techs_proposed = []
def get_question_from_prolog(self):
for q in self.prolog.query("question(Q)"):
return self.question_dict[str(q["Q"])]
def get_answers_from_prolog(self, question):
question = self.question_dict_reverse[question]
cmd = "answers({0}, A)".format(question)
answers = []
for a in self.prolog.query(cmd):
answers.append(str(a["A"]))
return answers
def save_answer_to_prolog(self, question, answer):
print(question, answer)
question = self.question_dict_reverse[question]
cmd = "remember(yes, {0}, {1})".format(question, answer)
self.prolog.assertz(cmd)
def get_possible_techs(self):
techs = []
for t in self.prolog.query("tech(X)"):
techs.append(str(t["X"]))
return techs
def get_tech_description(self, tech):
return self.tech_dict[tech]
def reset_prolog_memory(self):
self.prolog.retractall("remember(_,_,_)")
def valid_constraints(root: IView[NT], visibilities: List[Tuple[IAnchor[NT], IAnchor[NT]]], debug: bool = True) \
-> Generator[IConstraint, None, None]:
"""
Computes the valid constraint pairs (or singletons) for various
types of constraint.
"""
outfile = "debug.pl"
# Note: Prolog is a singleton!
prolog = Prolog()
try:
with open(outfile, 'w') as dbfile:
# Load static terms/predicates.
with resources.path(__package__, 'logic.pl') as path:
prolog.consult(str(path))
# Add dynamic terms/predicates.
prolog.dynamic('view/1')
prolog.dynamic('parent/2')
prolog.dynamic('visible/2')
for view in root:
prolog.assertz(f"view('{view.name}')")
if debug:
dbfile.write(f"view('{view.name}').\n")
for child in view.children:
prolog.assertz(f"parent('{view.name}', '{child.name}')")
if debug:
dbfile.write(
f"parent('{view.name}', '{child.name}').\n")
for vis in visibilities:
[a1, a2] = vis
a1_term = f"anchor('{a1.view.name}', '{a1.attribute.value}')"
a2_term = f"anchor('{a2.view.name}', '{a2.attribute.value}')"
prolog.assertz(f"visible({a1_term}, {a2_term})")
if debug: dbfile.write(f"visible({a1_term}, {a2_term}).\n")
# todo: Post-process output? Necessary?
# ops = [operator.le, operator.ge, operator.eq]
ops = [operator.eq]
for answer in prolog.query("aspect_ratio_size(V)"):
v, = [answer[k] for k in ('V', )]
yield ConstraintFactory.create(
kind=ConstraintKind.SIZE_ASPECT_RATIO,
x_id=AnchorID(v, Attribute('height')),
y_id=AnchorID(v, Attribute('width')),
op=operator.eq)
for answer in prolog.query("absolute_size(V, A)"):
v, a = [answer[k] for k in ('V', 'A')]
for op in ops:
yield ConstraintFactory.create(
kind=ConstraintKind.SIZE_CONSTANT,
x_id=None,
y_id=AnchorID(v, Attribute(a)),
op=op)
for answer in prolog.query("parent_relative_size(V, A, W, B)"):
v, a, w, b = [answer[k] for k in ('V', 'A', 'W', 'B')]
yield ConstraintFactory.create(kind=ConstraintKind.SIZE_RATIO,
x_id=AnchorID(v, Attribute(a)),
y_id=AnchorID(w, Attribute(b)),
op=operator.eq)
for answer in prolog.query("spacing(V, A, W, B)"):
v, a, w, b = [answer[k] for k in ('V', 'A', 'W', 'B')]
for op in ops:
yield ConstraintFactory.create(
kind=ConstraintKind.POS_LTRB_OFFSET,
x_id=AnchorID(v, Attribute(a)),
y_id=AnchorID(w, Attribute(b)),
op=op)
for answer in prolog.query("alignment(V, A, W, B)"):
v, a, w, b = [answer[k] for k in ('V', 'A', 'W', 'B')]
for op in ops:
yield ConstraintFactory.create(
kind=ConstraintKind.POS_LTRB_OFFSET,
x_id=AnchorID(v, Attribute(a)),
y_id=AnchorID(w, Attribute(b)),
op=op)
finally:
# Cleanup dynamic predicates to avoid subsequent calls running in a
# polluted Prolog namespace.
prolog.retractall('view(_)')
prolog.retractall('parent(_,_)')
prolog.retractall('visible(_,_)')
pass
class PrologStateMachine(StateMachine):
def __init__(self, description):
self.prolog = Prolog()
load_game_description(description)
self.roles = set(
[str(res['R']) for res in list(self.prolog.query("role(R)"))])
def get_initial_state(self):
bases = []
bases_query = list(self.prolog.query("base(X)"))
for bases_result in bases_query:
name = str(bases_result["X"])
if len(list(self.prolog.query("init(" + name + ")"))) == 1:
bases.append(Term(name))
return State(bases)
def is_terminal(self, state):
self.set_base_truths(state)
result_length = len(list(self.prolog.query("terminal")))
return result_length >= 1
def get_goal_value(self, state, player):
self.set_base_truths(state)
return list(self.prolog.query("goal(" + player + ", N)"))[0]['N']
def get_legal_moves(self, state, player):
self.set_base_truths(state)
return [
str(result['A'])
for result in list(self.prolog.query("legal(" + player + ", A)"))
]
def get_legal_joint_moves(self, state):
self.set_base_truths(state)
legals_query = list(self.prolog.query("legal(R, A)"))
joint_legals = {}
for result in legals_query:
role = str(result['R'])
action = str(result['A'])
if role in joint_legals:
joint_legals[role].append(action)
else:
joint_legals[role] = [action]
return joint_legals
def get_next_state(self, state, moves):
self.set_base_truths(state)
self.prolog.retractall("does(R,A)")
for role in moves:
self.prolog.assertz("does(" + role + ", " + moves[role] + ")")
return State(
set([
Term(str(res['P']))
for res in list(self.prolog.query("next(P)"))
]))
def get_next_states(self, state, moves=None):
if moves == None:
pass
else:
pass
def set_base_truths(self, state):
self.prolog.retractall("true(X)")
for term in state.true_terms:
if term.value:
self.prolog.assertz("true(" + term.name + ")")
def get_roles(self):
return self.roles
class PrologGrammarEngine:
"""
This class is used to :
- initialize a interface toward Prolog using pyswip
- transform and load a grammar into the prolog engine
- define methods to query the grammar
This class must be instanciate ony one
"""
all_ready_initialize = False
def __init__(self, path_to_methods_file: str):
"""
:param path_to_methods_file: path toward prolog knowledge base that contains
the predicates used to query the grammar
"""
assert not PrologGrammarEngine.all_ready_initialize
self.prolog = Prolog()
self.prolog.consult(path_to_methods_file)
# We keep in memory all the predicates that had been added to the prolog engine
# in order to be able to remove them if needed
self.current_predicates: List[str] = []
# We keep in memoery all the terminal symbol of the grammar
# in order to not have to communicate each time with prolog
# when we need to know if a symbol is terminal
self.terminals: Set[str] = set()
PrologGrammarEngine.all_ready_initialize = True
def delete_grammar(self):
"""
Remove all the grammar predicates from the prolog engine
"""
for rule in self.current_predicates:
self.prolog.retractall(rule)
self.current_predicates = []
self.terminals = {}
def retrieve_terminal(self):
"""
Load the terminal symbol in memory once for all
"""
answers = self.prolog.query("terminal(X)")
self.terminals = {answer["X"] for answer in answers}
def load_grammar(self, ntlk_str_grammar: str):
"""
Transform the grammar into prolog predicates
and load it in the prolog engine
"""
self.current_predicates = parse_to_prolog(ntlk_str_grammar)
for rule in self.current_predicates:
self.prolog.assertz(rule)
self.retrieve_terminal()
def valid_children(self, symbols: List[str]) -> List[List[str]]:
"""
Given a derivation (list of terms), return all the valide children node. Ie:
- all symbols string that can derivate from this derivation using only one rule
- all symbols string from which a terminal leaf can be reached
"""
try:
answer = next(
self.prolog.query("all_valid_children([%s], X)" %
join(symbols)))
return format_term(answer["X"])
except StopIteration:
return []
def leaf(self, symbols: List[str]) -> Union[List[str], None]:
"""
Given a derivation, return a random terminal leaf if it exists, None else
"""
answers = self.prolog.query("random_leaf([%s], X)" % join(symbols))
try:
answer = next(answers)
return format_term(answer["X"])
except StopIteration:
return None
def is_terminal(self, symbol: str) -> bool:
"""
return true is the symbol is terminal
"""
return symbol in self.terminals
def set_random_seed(self, seed: int):
"""
set the random seed of prolog engine
"""
# WARNING - This does not seem to work !
self.prolog.assertz("set_random(seed(%d))" % seed)
class PrologPhoneChoiceAssistant(PhoneChoiceAssistant):
_REQUIRE_TEMPLATE = "user_requirement({rule_key}, {value})"
def __init__(
self,
rules_file: str,
knowledge_base_file: str,
):
super().__init__()
self._prolog = Prolog()
self._load_knowledge_base(knowledge_base_file)
self._load_rules(rules_file)
self._loaded_rules: Dict[RuleKey, Rule] = dict()
def _load_rules(
self,
rules_file: str,
):
self._prolog.consult(rules_file)
def _load_knowledge_base(
self,
knowledge_base_file: str,
):
self._prolog.consult(knowledge_base_file)
def suggest(self) -> Set[Model]:
models: Generator[Dict[str, bytes], None,
None] = self._prolog.query("is_sufficient(Model)")
models_list = [d["Model"].decode("utf-8") for d in models]
return set(models_list)
def battery_life(self, battery_life: BatteryLife):
rule_key = "battery_life"
self._require(rule_key, battery_life.name.lower())
def cpu_frequency(self, cpu_frequency: CPUFrequency):
rule_key = "cpu_frequency"
self._require(rule_key, cpu_frequency.name.lower())
def touch_screen(self):
rule_key = "touch_screen"
self._require(rule_key, RequiredFeature_String)
def nfc(self):
rule_key = "nfc"
self._require(rule_key, RequiredFeature_String)
def water_resistant(self):
rule_key = "touch_screen"
self._require(rule_key, RequiredFeature_String)
def dual_sim(self):
rule_key = "dual_sim"
self._require(rule_key, RequiredFeature_String)
def cpu_n_cores(self, cpu_n_cores: CpuNCores):
rule_key = "cpu_n_cores"
self._require(rule_key, cpu_n_cores.name.lower())
def back_camera_matrix(self, back_camera_matrix: BackCameraMatrix):
rule_key = "back_camera_matrix"
self._require(rule_key, back_camera_matrix.name.lower())
def front_camera_matrix(self, front_camera_matrix: FrontCameraMatrix):
rule_key = "front_camera_matrix"
self._require(rule_key, front_camera_matrix.name.lower())
def phone_for_business(self):
rule_key = "phone_for_business"
self._require(rule_key, RequiredFeature_String)
def big_screen(self):
rule_key = "big_screen"
self._require(rule_key, RequiredFeature_String)
def very_big_screen(self):
rule_key = "very_big_screen"
self._require(rule_key, RequiredFeature_String)
def phone_for_teenager(self):
rule_key = "phone_for_teenager"
self._require(rule_key, RequiredFeature_String)
def phone_to_listening_music(self):
rule_key = "phone_to_listening_music"
self._require(rule_key, RequiredFeature_String)
def phone_for_social_media(self):
rule_key = "phone_for_social_media"
self._require(rule_key, RequiredFeature_String)
def phone_to_play_games(self):
rule_key = "phone_to_play_games"
self._require(rule_key, RequiredFeature_String)
def phone_to_make_photos(self):
rule_key = "phone_to_make_photos"
self._require(rule_key, RequiredFeature_String)
def phone_for_trips(self):
rule_key = "phone_for_trips"
self._require(rule_key, RequiredFeature_String)
def _require(self, rule_key: str, value: Any):
previous_rule = self._loaded_rules.get(rule_key)
if previous_rule:
self._prolog.retract(previous_rule)
new_rule = PrologPhoneChoiceAssistant._REQUIRE_TEMPLATE.format(
rule_key=rule_key,
value=value,
)
print(new_rule)
self._prolog.asserta(new_rule)
self._loaded_rules[rule_key] = new_rule
def clear_requirements(self):
self._prolog.retractall("user_requirement(A,B)")
self._loaded_rules = dict()
class RobotAgent(Agent):
""" An agent with fixed initial wealth."""
def __init__(self, unique_id, model, type, tasks, fmap, boxes):
super().__init__(unique_id, model)
self.uid = unique_id
self.type = type
self.stuff = 0
self.fmap = fmap
self.next = True
self.tasks = tasks
self.target = self.tasks.pop(0)
# self.possible_steps = astar(fmap, self.pos, self.target)
self.possible_steps = []
self.passed = []
self.renew = False
self.createDB(boxes)
def createDB(self, boxes):
# create boxes' database
self.swi = Prolog()
for i in range(len(self.fmap)):
for j in range(len(self.fmap)):
if (self.fmap[i][j] == 1
):
self.swi.assertz('wall('+str((i,j))+')')
for pos in boxes[1]:
s = str(pos)
self.swi.assertz('full('+s+')')
def findPath(self):
if self.renew:
new_pos = self.model.grid.get_neighborhood(
self.pos, True, False, 1)
candi_pos = [x for x in new_pos
if (not bool(list(self.swi.query(
'full('+str(x)+')')))
and not bool(list(self.swi.query(
'wall('+str(x)+')')))
)]
if len(candi_pos) == 0:
self.possible_steps = []
self.new = False
return
candi_path = []
for pos in candi_pos:
candi_path.append(astar( self.fmap, pos, self.target))
self.possible_steps = candi_path.pop(0)
for path in candi_path:
if len(self.possible_steps) > len(path):
self.possible_steps = path
print("from ", self.possible_steps[0], "to ", self.possible_steps[-1])
self.renew = False
if self.next:
print("from ", self.pos, "to ", self.target)
self.possible_steps = astar(self.fmap, self.pos, self.target)
self.next = False
def step(self):
# The agent's step will go here.
global task_over
"""
check if need to recompute a path
when the agent meets a full box or plans to next box
it needs to stay and recompute a path
"""
if task_over:
return
self.findPath()
"""
# if not got the end
# if not box, go through
# else check if box is empty
# if it is empty , go through
# else stay to recompute a path
# else take stuff away, update database,
# stay and prepare for next target
"""
x,y = next_pos = self.possible_steps[0]
s = str(next_pos)
if len(self.possible_steps)>1:
if bool(list(self.swi.query('full('+s+')'))):
print(s,"is full")
self.renew = True
else:
# if bool(list(self.swi.query('go('+s+')'))):
self.passed.append(self.possible_steps.pop(0))
self.model.grid.move_agent(self, next_pos)
elif len(self.possible_steps) <= 1:
if len(self.possible_steps) == 1:
cellmates = self.model.grid.get_cell_list_contents([next_pos])
cellmates[0].stuff -= 1
self.stuff += 1
self.swi.retractall('full('+s+')')
# if bool(list(self.swi.query('empty('+s+')'))):
self.swi.assertz('empty('+s+')')
self.passed.append(self.possible_steps.pop(0))
self.model.grid.move_agent(self, next_pos)
print(self.passed)
if len(self.tasks) == 0:
self.swi.retractall('full(_)')
self.swi.retractall('wall(_)')
task_over = True
else:
self.target = self.tasks.pop(0)
self.next = True
def question_finder(question, ans):
p = Prolog()
p.consult('/home/jordanhudgens/code/coderprofile/survey/knowledgebase.pl') # When placed on server, be sure to change this path!!!!
# Question 1: Type of Projects Desired to Learn
if question == "What type of projects do you want to learn how to build?":
p.dynamic('projectdesired/1') ## To account for going back
p.retractall('projectdesired(_)') ## To account for going back
if ans == "iPhone App":
p.assertz('projectdesired(iphoneapp)')
if ans == "Android App":
p.assertz('projectdesired(androidapp)')
if ans == "Web Application":
p.assertz('projectdesired(webapp)')
if ans == "Front End Website Development":
p.assertz('projectdesired(frontend)')
if ans == "just programming":
p.assertz('projectdesired(generalprogramming)')
# Question 2: Budget
if question == "What is your budget?":
p.dynamic('budget/1') ## To account for going back
p.retractall('budget(_)') ## To account for going back
if ans == "$0":
p.assertz('budget(0)')
if ans == "$50-$250":
p.assertz('budget(250)')
if ans == "$251-$500":
p.assertz('budget(500)')
if ans == "$501-$1000":
p.assertz('budget(1000)')
if ans == "$1001-$1500":
p.assertz('budget(1500)')
if ans == "$1501+":
p.assertz('budget(1000000)')
# Question 3: Level of Education
if question == "What is the highest level of education you've completed?":
p.dynamic('education/1') ## To account for going back
p.retractall('education(_)') ## To account for going back
if ans == "High School":
p.assertz('education(highschool)')
if ans == "Associates":
p.assertz('education(associates)')
if ans == "Bachelors":
p.assertz('education(bachelors)')
if ans == "Graduate":
p.assertz('education(graduate)')
# Question 4: Programming Experience
if question == "What programming experience do you have?":
p.dynamic('experience/1') ## To account for going back
p.retractall('experience(_)') ## To account for going back
if ans == "None":
p.assertz('experience(none)')
if ans == "Low":
p.assertz('experience(low)')
if ans == "Intermediate":
p.assertz('experience(intermediate)')
if ans == "Extensive":
p.assertz('experience(extensive)')
# Question 5: Learning Priority
if question == "What's more of a priority for you to learn?":
p.dynamic('priority/1') ## To account for going back
p.retractall('priority(_)') ## To account for going back
if ans == "Theory of coding":
p.assertz('priority(theory)')
if ans == "Real life projects":
p.assertz('priority(practical)')
# Question 6: Employment Status
if question == "Are you currently employed full time?":
p.dynamic('employment/1') ## To account for going back
p.retractall('employment(_)') ## To account for going back
if ans == "Yes":
p.assertz('employment(fulltime)')
if ans == "No":
p.assertz('employment(none)')
# Question 7: Weekly Time Dedication
if question == "How many hours can you dedicate to learning each week?":
p.dynamic('hoursfree/1') ## To account for going back
p.retractall('hoursfree(_)') ## To account for going back
if ans == "5":
p.assertz('hoursfree(5)')
if ans == "6-10":
p.assertz('hoursfree(10)')
if ans == "11-20":
p.assertz('hoursfree(20)')
if ans == "21-30":
p.assertz('hoursfree(30)')
if ans == "31-40":
p.assertz('hoursfree(40)')
if ans == "40+":
p.assertz('hoursfree(168)')
# Question 8: Feature Driven Developer
if question == "Do you like to see the potential features you're going to build before learning how to implement them?":
p.dynamic('featuredriven/1') ## To account for going back
p.retractall('featuredriven(_)') ## To account for going back
if ans == "Yes (I prefer to watch first)":
p.assertz('featuredriven(true)')
if ans == "No (I want to start coding right away)":
p.assertz('featuredriven(false)')
# Question 9: Mentor Driven Developer
if question == "Do you like working out problems with experts or do you prefer working out issues on your own?":
p.dynamic('mentor/1') ## To account for going back
p.retractall('mentor(_)') ## To account for going back
if ans == "I would prefer to work with an expert":
p.assertz('mentor(mentordriven)')
if ans == "I like working issues out on my own":
p.assertz('mentor(notmentordriven)')
# Question 10: Audience
if question == "What type of audience do you want to develop for? I want to build: ":
p.dynamic('targetaudience/1') ## To account for going back
p.retractall('targetaudience(_)') ## To account for going back
if ans == "Business applications":
p.assertz('targetaudience(business)')
if ans == "Games":
p.assertz('targetaudience(games)')
if ans == "Social apps":
p.assertz('targetaudience(socialapps)')
if ans == "eCommerce":
p.assertz('targetaudience(ecommerce)')
if ans == "No audience - just programming theory":
p.assertz('targetaudience(programmingtheory)')
# Question 11: Competitive
if question == "Does testing your coding skills against other developers appeal to you?":
p.dynamic('competitive/1') ## To account for going back
p.retractall('competitive(_)') ## To account for going back
if ans == "Yes":
p.assertz('competitive(iscompetitive)')
if ans == "No":
p.assertz('competitive(notcompetitive)')
# Question 12: High Speed Internet Status
if question == "Do you have access to high speed internet?":
p.dynamic('highspeedinternet/1') ## To account for going back
p.retractall('highspeedinternet(_)') ## To account for going back
if ans == "Yes":
p.assertz('highspeedinternet(highspeed)')
if ans == "No":
p.assertz('highspeedinternet(lowspeed)')
# Question 13: Code Motivation
if question == "Why do you want to learn to code?":
p.dynamic('motivation/1') ## To account for going back
p.retractall('motivation(_)') ## To account for going back
if ans == "Build my own project":
p.assertz('motivation(project)')
if ans == "Learn a new hobby":
p.assertz('motivation(hobby)')
if ans == "Improve for my current job":
p.assertz('motivation(job)')
# Question 14: Machine Type
if question == "What type of computer do you have to work on?":
p.dynamic('machine/1') ## To account for going back
p.retractall('machine(_)') ## To account for going back
if ans == "Mac":
p.assertz('machine(mac)')
if ans == "Windows":
p.assertz('machine(windows)')
if ans == "Linux":
p.assertz('machine(linux)')
# Question 15: Timeframe for Learning
if question == "What is your timeframe?":
p.dynamic('timeframe/1') ## To account for going back
p.retractall('timeframe(_)') ## To account for going back
if ans == "< 30 days":
p.assertz('timeframe(30)')
if ans == "31-90 days":
p.assertz('timeframe(90)')
if ans == "91+ days":
p.assertz('timeframe(365)')
class PrologConnector:
def __init__(self):
self.prolog = Prolog()
@staticmethod
def create_temp_file(code) -> str: # create temp file for Prolog code
if 'connect_files' not in os.listdir(): # custom dir
try:
os.mkdir('connect_files')
except PermissionError:
raise PermissionError("Don't have permission for create a dir")
with tempfile.NamedTemporaryFile('w',
delete=False,
suffix='.pro',
dir='connect_files') as file:
file.write(code)
return file.name[file.name.rfind('\\') + 1::]
def consult_code(self,
code: str,
delete=True): # consult Prolog code via temp file
self.consult_file('connect_files/' + self.create_temp_file(code),
delete)
def consult_file(self, file_name: str, delete=False):
self.prolog.consult(file_name)
if delete:
os.remove(file_name)
# warning! can be broken if maxresult = -1
def get_n_ans(self, instructions: str, maxresult=1, **kwargs) -> [dict]:
# query for prolog
return self.prolog.query(instructions, maxresult=maxresult, **kwargs)
def get_n_ans_new(self,
instructions: str,
maxresults=-1,
solves=True) -> list:
' functors and items of predicates, variables'
terms, vars, statements = self.parse_ins(instructions)
vars_ans = [] if solves else {i[0]: []
for i in vars
} # list/dict of variable values
statements_ans = {} # list of statements
if terms:
q = Query(*terms) # make query
while q.nextSolution() and maxresults: # find solutions
maxresults -= 1
if solves:
# append values
vars_ans.append({k: v.value for k, v in vars})
else:
for k, v in vars:
if v.value not in vars_ans[k]:
vars_ans[k].append(v.value)
q.closeQuery()
if statements:
for statement in statements:
statements_ans.update({statement[1]: call(statement[0])})
return vars_ans, statements_ans
@staticmethod
def parse_ins(instruction) -> list and list and list:
if instruction[-1] != ';':
instruction += ';'
terms = [] # if need var(s)
vars = []
statements = [] # if need True or False
pnames = re.compile(
r'\[.+\]|[\w\d]+') # find names(vars|lists|strings|ints) in atoms
plist = re.compile(r'\[.+\]') # find list
# find predirects
for pred, atoms in re.findall(r'([^\(\)\,\s]+|\S)(\([^\)]+\))\;',
instruction):
names = pnames.findall(atoms)
items = []
there_is_var = False
for atom in names:
atom = atom.strip()
if atom[0].isupper(): # check for var
any_var = Variable() # link to Prologs var
items.append(any_var)
vars.append((atom, any_var))
there_is_var = True
elif atom.isdigit(): # check for int
items.append(int(atom))
elif plist.search(atom): # check for list
items.append(literal_eval(atom))
else:
try: # check for float
items.append(float(atom))
except ValueError:
items.append(atom)
if there_is_var:
terms.append(Functor(pred, len(names))(*items))
else:
statements.append((Functor(pred,
len(names))(*items), pred + atoms))
return terms, vars, statements
def make_req(self,
command: str,
solves=False,
**kwargs): # with custom parameters
'for all solves of only 1 request(may be unused)'
a = self.get_n_ans_new(command, solves=solves, **kwargs)
# getting only 1 result
if a[0]:
return a[0]
elif a[1]:
for i in a[1].values():
return i
else:
return None
def assert_code(self, ins: str):
"""
for assertion facts(the same as consult_code)
"""
for i in ins.split(';'):
self.prolog.assertz(i)
def retract_code(self, ins: str, all=False):
g = ins.split(';')
if all:
for i in g:
self.prolog.retractall(i)
else:
for i in g:
self.prolog.retract(i)
class PrologConvertor():
def __init__(self):
self.prolog = Prolog()
self.prolog.consult(PROLOG_FILENAME)
self.__retractall()
def __retractall(self):
self.prolog.retractall("selected_meals(X)")
self.prolog.retractall("selected_breads(X)")
self.prolog.retractall("selected_mains(X)")
self.prolog.retractall("selected_veggies(X)")
self.prolog.retractall("selected_sauces(X)")
self.prolog.retractall("selected_topups(X)")
self.prolog.retractall("selected_sides(X)")
self.prolog.retractall("selected_drinks(X)")
def all_options(self, category):
res = list(self.prolog.query(
"all_options({}, X)".format(category)))[0]["X"]
return self.convert_res_to_list(res)
def available_options(self, category):
res = list(
self.prolog.query("available_options({}, X)".format(category)))
return res if res == [] else self.convert_res_to_list(res[0]["X"])
def selected_options(self, category):
res = list(
self.prolog.query("selected_options({}, X)".format(category)))
return res if res == [] else self.convert_res_to_list(res[0]["X"])
def selectable_input_options(self, category):
return list(
set(self.available_options(category)) -
set(self.selected_options(category)))
def add_meal(self, X):
self.prolog.assertz("selected_meals({})".format(X))
def add_bread(self, X):
self.prolog.assertz("selected_breads({})".format(X))
def add_main(self, X):
self.prolog.assertz("selected_mains({})".format(X))
def add_veggie(self, X):
self.prolog.assertz("selected_veggies({})".format(X))
def add_sauce(self, X):
self.prolog.assertz("selected_sauces({})".format(X))
def add_topup(self, X):
self.prolog.assertz("selected_topups({})".format(X))
def add_side(self, X):
self.prolog.assertz("selected_sides({})".format(X))
def add_drink(self, X):
self.prolog.assertz("selected_drinks({})".format(X))
def convert_res_to_list(self, res):
counter = 0
list_result = []
while (counter < len(res)):
list_result.append(res[counter].value)
counter += 1
return list_result
class CovidAIBrigde:
"""
Communicates directly with prolog scripts to return diagnosis
"""
def __init__(self, name, log=False):
self.prolog = Prolog()
self.patient_name = name.split(" ")[0].lower()
self.log = log
self.prolog.consult('covid.pl')
def store_home_parish(self, parish):
"""
Store the patient current home parish
Parameters:
parish(list): What symptoms does the patients
"""
parish = parish.lower()
if "st." in parish:
parish = parish.split(" ")
parish[0] = "saint"
parish = "_".join(parish)
query_string = f"from_parish({self.patient_name}, {parish})"
self.prolog.asserta(query_string)
if self.log:
self.__log_function(query_string)
def store_symptoms(self, symptoms):
"""
Store the patient symptoms
Parameters:
symptoms(list): What symptoms does the patients
"""
query_strings = [
f"has_symptom({self.patient_name}, '{symptom}')"
for symptom in symptoms
]
for query_string in query_strings:
self.prolog.asserta(query_string)
if self.log:
for query_string in query_strings:
self.__log_function(query_string)
def store_temperature(self, temperature):
"""
Store the patient temperature
Parameters:
temperature(int): What is the patients temperature
"""
query_string = f"patient_temperature({self.patient_name}, {temperature})"
self.prolog.asserta(query_string)
if self.log:
self.__log_function(query_string)
def store_patient_activities(self, wm, t, s, p):
"""
Store the patient activities that could contribute to diagnosis
Parameters:
wm(str): Does the patient usually wear a mask
t(str): Does the patient travel alot
s(str): Does the patient sanitize regularly
p(str): Does the patient go to parties
"""
query_string_mask = f"wears_mask({self.patient_name}, {wm.lower()})"
query_string_travel = f"travels({self.patient_name}, {t.lower()})"
query_string_sanitize = f"sanitizes({self.patient_name}, {s.lower()})"
query_string_party = f"goes_parties({self.patient_name}, {p.lower()})"
self.prolog.asserta(query_string_mask)
self.prolog.asserta(query_string_travel)
self.prolog.asserta(query_string_sanitize)
self.prolog.asserta(query_string_party)
if (self.log):
self.__log_function(query_string_mask)
self.__log_function(query_string_travel)
self.__log_function(query_string_sanitize)
self.__log_function(query_string_party)
def diagnose(self):
"""
Diagnosis and returns a value for how much the chances this patient has covid
"""
results = list(self.prolog.query(f"has_covid({self.patient_name}, X)"))
return results[0]
def __log_function(self, string):
"""
prints out any string passed in with specific format
"""
print(f"I KNOW: {string}.")
def memory_wipe(self):
"""
wipe information about patient from the agents memory
"""
# define predicate strings
query_string_symptom = f"has_symptom({self.patient_name},_)"
query_string_parish = f"from_parish({self.patient_name},_)"
query_string_temp = f"patient_temperature({self.patient_name},_)"
query_string_mask = f"wears_mask({self.patient_name},_)"
query_string_travel = f"travels({self.patient_name},_)"
query_string_sanitize = f"sanitizes({self.patient_name},_)"
query_string_party = f"goes_parties({self.patient_name},_)"
self.prolog.retractall(query_string_symptom)
self.prolog.retract(query_string_parish)
self.prolog.retract(query_string_temp)
self.prolog.retract(query_string_mask)
self.prolog.retract(query_string_travel)
self.prolog.retract(query_string_sanitize)
self.prolog.retract(query_string_party)
def __open_db_connection(self):
"""
Open connection to database
"""
try:
self.con = sqlite3.connect("covidAi.db")
print("[Connection established]")
except Error:
print(Error)
def __get_parish_statistics(self):
cursorObj = self.con.cursor()
cursorObj.execute("SELECT * FROM parishes")
rows = list(cursorObj.fetchall())
return rows
def update_knowledgebase(self):
self.__open_db_connection()
statistics = self.__get_parish_statistics()
for (id, parish, chance) in statistics:
parish_assersion = f"covid_cases({parish}, {chance})"
print(parish_assersion)
self.prolog.asserta(parish_assersion)
