def wait_elvalue(self,locator,text):
try:
WebDriverWait(self.driver,15).until(EC.text_to_be_present_in_element_value(locator,text))
logger.info('had wait for the input value:%s'%text)
except TimeoutError as e:
logger.error("can't wait for the input value:%s"%e)
self.get_windows_img()
def save_trained_model(self):
"""
Save the trained neural network under a fixed name specific for this traders.
"""
save_keras_sequential(self.model, self.RELATIVE_DATA_DIRECTORY,
self.get_name())
logger.info(f"DQL Trader: Saved trained model")
def close(self):
try:
self.driver.close()
logger.info("关闭并退出浏览器")
except Exception as e:
logger.error("退出浏览器，失败%s" % e)
self.get_windows_img()
def __init__(self, expert_a: IExpert, expert_b: IExpert, load_trained_model: bool = True,
train_while_trading: bool = False, color: str = 'black', name: str = 'dql_trader', ):
"""
Constructor
Args:
expert_a: Expert for stock A
expert_b: Expert for stock B
load_trained_model: Flag to trigger loading an already trained neural network
train_while_trading: Flag to trigger on-the-fly training while trading
"""
# Save experts, training mode and name
super().__init__(color, name)
assert expert_a is not None and expert_b is not None
self.expert_a = expert_a
self.expert_b = expert_b
self.train_while_trading = train_while_trading
# Parameters for neural network
self.state_size = 2
self.action_size = 4
self.hidden_size = 50
# Parameters for deep Q-learning
self.learning_rate = 0.001
self.epsilon = 1.0
self.epsilon_decay = 0.90
self.epsilon_min = 0.01
self.batch_size = 64
self.min_size_of_memory_before_training = 1000 # should be way bigger than batch_size, but smaller than memory
self.memory = deque(maxlen=2000)
# Attributes necessary to remember our last actions and fill our memory with experiences
self.last_state = None
self.last_action_a = None
self.last_action_b = None
self.last_portfolio_value = None
self.last_price_a = None
self.last_price_b = None
# Create main model, either as trained model (from file) or as untrained model (from scratch)
self.model = None
if load_trained_model:
self.model = load_keras_sequential(self.RELATIVE_DATA_DIRECTORY, self.get_name())
logger.info(f"DQL Trader: Loaded trained model")
if self.model is None: # loading failed or we didn't want to use a trained model
self.model = Sequential()
self.model.add(Dense(self.hidden_size * 2, input_dim=self.state_size, activation='relu'))
self.model.add(Dense(self.hidden_size, activation='relu'))
self.model.add(Dense(self.action_size, activation='linear'))
logger.info(f"DQL Trader: Created new untrained model")
assert self.model is not None
self.model.compile(loss='mse', optimizer=Adam(lr=self.learning_rate))
self.vote_map = {
Vote.SELL : 0,
Vote.HOLD : 1,
Vote.BUY : 2,
}
self.vote_map_inverse = {v: k for k, v in self.vote_map.items()}
def exit(self):
try:
self.click(*self.exit_button)
logger.info("退出登录成功")
except Exception as e:
logger.error("退出失败%s" % e)
self.get_windows_img()
def window_handles(self, i):
try:
self.driver.switch_to.window(self.driver.window_handles[i])
logger.info("激活窗口成功")
except Exception as e:
logger.error("激活窗口失败%s" % e)
self.get_windows_img()
def forum(self):
try:
self.click(*self.forum_link)
logger.info("点击论坛成功")
except Exception as e:
logger.error("点击论坛失败%s" % e)
self.get_windows_img()
def wait_gonextframe(self, locator):
try:
WebDriverWait(self.driver, 15).until(EC.frame_to_be_available_and_switch_to_it(locator))
logger.info("had wait and changed frame")
except TimeoutError as e:
logger.error("can't wait for frame:%s" % e)
self.get_windows_img()
def scrollby_element(self,selector):
el = self.find_element(selector)
try:
self.driver.excute_script("arguments[0].scrollIntoView(true);",el)
logger.info("had scroll to the element target ")
except NameError as e:
logger.error("can't scoll to the element:%s"%e)
def double_click(self,selector):
element = self.find_element(selector)
try:
ActionChains(self.driver).double_click(element).perform()
logger.info("double click on the element")
except NameError as e:
logger.error("can't double click:%s" % e)
def select_windows(self):
handles = self.driver.window_handles #获取全部窗口
for handle in handles:
if handle != self.driver.current_window_handle:
logger.info("switch to second window:%s "% handle)
self.driver.switch_to_window(handle)
def closeDB(self):
"""
close database
:return:
"""
self.db.close()
logger.info("Database closed!")
def mouse_stop(self, selector):
element = self.find_element(selector)
try:
ActionChains(self.driver).move_to_element(element).perform()
logger.info("mouse stop on the element")
except NameError as e:
logger.error("can't mouse stop:%s"%e)
def capture_page(self, filename: str = '001.png'):
try:
file_path = os.path.join(CAPTURE_PATH, filename)
self.driver.execute_script("""
(function () {
var y = 0;
var step = 100;
window.scroll(0, 0);
function f() {
if (y < document.body.scrollHeight) {
y += step;
window.scroll(0, y);
setTimeout(f, 50);
} else {
window.scroll(0, 0);
document.title += "scroll-done";
}
}
setTimeout(f, 1000);
})();
""")
time.sleep(2)
self.driver.save_screenshot(filename=file_path)
logger.info(f'save screenshot success, save path: {file_path}')
except Exception as e:
logger.error(f'save screenshot failed, error code: {e}')
def wait_alert(self):
try:
WebDriverWait(self.driver,15).until(EC.alert_is_present())
logger.info("had wait for the alert")
except TimeoutError as e:
logger.error("can't wait for alert:%s"%e)
self.get_windows_img()
def wait_eltext(self,locator,text): #locator内容需要括号括起来
try:
WebDriverWait(self.driver,15).until(EC.text_to_be_present_in_element(locator,text))
logger.info('had wait for the text loaded:%s'%text)
except TimeoutError as e:
logger.error("can't wait for the text loaded:%s"%e)
self.get_windows_img()
def click_defaul(self):
try:
self.click(*self.defaul_link)
logger.info("成功点击默认版块")
except Exception as e:
logger.error("点击默认版块失败%s" % e)
self.get_windows_img()
def get_value(self):
try:
# ss_list=self.find_elements(self.s)
# per_list=self.find_elements(self.p)
one_s = self.find_element(*self.s_one).text
two_s = self.find_element(*self.s_two).text
three_s = self.find_element(*self.s_three).text
one_per = self.find_element(*self.per_one).text
two_per = self.find_element(*self.per_two).text
three_per = self.find_element(*self.per_three).text
self.s_list = [one_s, two_s, three_s]
self.per_list = [one_per, two_per, three_per]
# print("名称%s"%one_s)
# s_list=[]
# p_list=[]
# self.a = self.find_elements(*self.s)
# self.b = self.find_elements(*self.p)
# for j in range(0,len(self.a)):
# s_list.append(self.a[j].text)
# for p in range(0,len(self.b)):
# p_list.append(self.b[p].text)
tit = self.find_element(*self.main_tit).text
print("标题：", tit)
for i in range(0, len(self.s_list)):
print("名称：{}\n比例：{}".format(self.s_list[i], self.per_list[i]))
logger.info("成功获取标题 名称 比例")
except Exception as e:
logger.error("获取标题 名称 比例失败%s" % e)
self.get_windows_img()
def wait_elements(self,locator):
try:
WebDriverWait(self.driver,15).until(EC.presence_of_all_elements_located(locator))
logger.info("had wait for all elements")
except TimeoutError as e:
logger.error("can't wait for elements:%s"%e)
self.get_windows_img()
def wait_element(self, locator):
try:
El = WebDriverWait(self.driver,15).until(EC.presence_of_element_located(locator))
text = El.text
logger.info("had wait for the element: %s"%text)
except TimeoutError as e:
logger.error("can't wait fort the element:%s"%e)
self.get_windows_img()
def wait_elclickable(self,locator):
try:
El = WebDriverWait(self.driver,15).until(EC.element_to_be_clickable(locator))
text = El.text
logger.info("had wait for the elclickable: %s"%text)
except TimeoutError as e:
logger.error("can't wait fort the elclickable:%s"%e)
self.get_windows_img()
def get_haotest_tit(self):
try:
res = self.find_element(*self.result).text
logger.info("成功获取得到的内容")
return res
except Exception as e:
logger.error("获取得到的内容失败%s" % e)
self.get_windows_img()
def click_vote(self):
try:
self.click(*self.ele)
self.click(*self.sss_vote)
logger.info("成功点击发起投票")
except Exception as e:
logger.error("点击发起投票失败%s" % e)
self.get_windows_img()
def new_re(self, reply):
try:
self.send_keys(reply, *self.reply)
self.click(*self.reply_button)
logger.info("普通用户回帖成功")
except Exception as e:
logger.error("普通用户回帖失败%s" % e)
self.get_windows_img()
def get_input_text(self,selector):
el = self.find_element(selector)
try:
input_text = el.get_attribute('value')
logger.info("the input_text is:%s"% input_text)
return input_text
except NameError as e:
logger.error("failed to get input value:%s"%e)
def click_haotest(self):
try:
self.click(*self.hao_cli)
self.window_handles(2)
logger.info("成功点击搜索出的内容")
except Exception as e:
logger.error("点击搜索出的内容失败%s" % e)
self.get_windows_img()
def click_man(self):
try:
self.click(*self.manager_center)
self.window_handles(1)
logger.info("点击管理中心成功")
except Exception as e:
logger.error("点击管理中心失败%s" % e)
self.get_windows_img()
def ex(self):
try:
self.current_window_handle()
self.click(*self.exi)
logger.info("退出管理中心成功")
except Exception as e:
logger.error("退出管理中心失败%s" % e)
self.get_windows_img()
def get_element_text(self, selector):
el = self.find_element(selector)
try:
element_text = el.text
logger.info("The element_text is: %s" % element_text)
return element_text
except NameError as e:
logger.error("failed to get text:%s"%e)
def exit(self):
try:
self.click(*self.exit_button)
logger.info("退出登录成功")
return self.find_element(*self.user).text
except Exception as e:
logger.error("退出失败%s" % e)
self.get_windows_img()