def calculate(const_hl: dict, transitions_: dict, matrix: list,
seq: str) -> tuple:
"""
Calculates matrix, HL sequence and result probability
"""
best = []
result_value = None
for idx, elem in enumerate(seq):
if idx == 0:
h_value = transitions_['start'] + const_hl['H'][elem]
l_value = transitions_['start'] + const_hl['L'][elem]
else:
h_value = const_hl['H'][elem] + max(
matrix[0][idx - 1] + transitions_['HH'],
matrix[1][idx - 1] + transitions_['LH'])
l_value = const_hl['L'][elem] + max(
matrix[0][idx - 1] + transitions_['HL'],
matrix[1][idx - 1] + transitions_['LL'])
matrix[0][idx] = h_value
matrix[1][idx] = l_value
if to_decimal(h_value) > to_decimal(l_value):
best.append('H')
elif to_decimal(h_value) == to_decimal(l_value):
best.append(best[-1])
else:
best.append('L')
result_value = max(h_value, l_value)
return matrix, best, 2**result_value
def buy(coin_type, price, amount, trade_password=None, trade_id=None):
price = to_decimal(price, 2)
amount = to_decimal(amount, 2)
extra_data = {
'trade_password': trade_password,
'trade_id': trade_id,
}
return post('buy', price=price, coin_type=coin_type, amount=amount, extra_data=extra_data)
def buy_market(coin_type, amount, trade_password=None, trade_id=None):
amount = to_decimal(amount, 2) # amount的单位是元
extra_data = {
'trade_password': trade_password,
'trade_id': trade_id,
}
return post('buy_market', coin_type=coin_type, amount=amount, extra_data=extra_data)
def sell_market(coin_type, amount, trade_password=None, trade_id=None):
amount = to_decimal(amount, 4) # amount的单位是数字货币个数
extra_data = {
'trade_password': trade_password,
'trade_id': trade_id,
}
return post('sell_market', coin_type=coin_type, amount=amount, extra_data=extra_data)
def next_ip(broadcast):
tinit = ""
for x in broadcast:
tinit = tinit + x
tdec = to_decimal(int(tinit))
tbin = binary_fixed(to_binary(tdec + 1), 32)
tinit = ""
tmp = ""
for i in range(0, len(tbin)):
if (i % 8) == 0 and i != 0:
tinit = tinit + str(to_decimal(int(tmp))) + "."
tmp = ""
tmp = tmp + tbin[i]
tinit = tinit + str(to_decimal(int(tmp)))
return tinit
def test_to_decimal(self):
samples = [
(2, '2.00'),
(2.1, '2.10'),
(2.114, '2.11'),
(2.115, '2.12'),
('2.11', '2.11'),
]
for p, d in samples:
self.assertEqual(utils.to_decimal(p, 2), d)
def get_data(self, content=None):
if content is None:
d = pq(url=self.url, opener=self.opener)
else:
d = pq(content)
# Product name
product_name = d("h1").text()
# Product image
incomplete_link = d("img[class=imgproducto]").attr("src")
clean_link = "http://" + urlparse(self.url).hostname + incomplete_link
# Product categories
categories = d(".barnavega").text().split("/")[1:-1]
categories = [a.strip() for a in categories]
# Product price
price_with_currency = d('h1').parent().find("span").eq(1).text()
# Precio se obtiene "$U 33.00"
price_str = price_with_currency.strip().split(" ")[1]
assert is_number(price_str)
price = to_decimal(price_str)
return {'name': product_name, "price": price, "image_url": clean_link, "categories": categories}
def get_data(self, content=None):
if content is None:
d = pq(url=self.url, opener=self.opener)
else:
d = pq(content)
# Product name
product_name = d(".prod:first").find("h2").text()
# Product image
dirty_link = d(".contenedor_foto_producto>a").attr("href")
clean_link = re.search("\(\'(?P<url>https?://[^\s]+)\',", dirty_link).group("url")
# Product categories
categories = d(".btn_navegacion").find("td:nth-child(2)").find(".link_nav")[1:-1]
categories = [d(a).text().strip() for a in categories]
# Product price
price_with_currency = d('.precio_producto').find("span").text()
#Precio se obtiene "$ 33.00"
price_str = price_with_currency.strip().split(" ")[1]
assert is_number(price_str)
price = to_decimal(price_str)
return {'name': product_name, "price": price, "image_url": clean_link, "categories": categories}
def test_feedback_control_v(k_p, k_i, V_expected, u_expected):
# verified
x_d = np.array(
to_decimal([[0, 0, 1, .5], [0, 1, 0, 0], [-1, 0, 0, .5], [0, 0, 0,
1]]))
x_d_next = np.array(
to_decimal([[0, 0, 1, .6], [0, 1, 0, 0], [-1, 0, 0, .3], [0, 0, 0,
1]]))
x = np.array(
to_decimal([[.170, 0, .985, .387], [0, 1, 0, 0],
[-.985, 0, .170, .570], [0, 0, 0, 1]]))
configuration = [0, 0, 0, 0, 0, 0, 0, 0, .2, -1.6, 0, 0, 0]
configuration = to_decimal(configuration)
t_b0 = np.array(
to_decimal([[1, 0, 0, .1662], [0, 1, 0, 0], [0, 0, 1, .0026],
[0, 0, 0, 1]]))
M = np.array(
to_decimal([[1, 0, 0, .033], [0, 1, 0, 0], [0, 0, 1, .6546],
[0, 0, 0, 1]]))
b_list = np.array(
to_decimal([[0, 0, 1, 0, .033, 0], [0, -1, 0, -.5076, 0, 0],
[0, -1, 0, -.3526, 0, 0], [0, -1, 0, -.2176, 0, 0],
[0, 0, 1, 0, 0, 0]])).T
controller = Controller(k_p, k_i, .01)
# end verified
v, x_err = controller.feedback_control(x_d, x_d_next, x)
u, x_err = controller.commanded_joint_vels(x_d, x_d_next, x, configuration,
t_b0, M, b_list)
print(v)
print(u)
assert np.allclose(u, u_expected, rtol=1e-2)
def get_data(self, content=None):
if content is None:
d = pq(url=self.url, opener=self.opener)
else:
d = pq(content)
# Product name
product_name = d("h1:first").text()
product_name = re.sub(' +', ' ', product_name)
# if d("#ctl00_ContentPlaceHolder1_lblUnitType").text().lower() == 'kg':
# product_name += " 1 Kg"
# Product image
incomplete_link = d("#ctl00_ContentPlaceHolder1_imgProductImage").attr("src")
clean_link = urljoin(self.url, incomplete_link[1:])
# Product categories
categorias = d("#ctl00_ContentPlaceHolder1_lblMap").text().split(" -> ")[1:-1]
# Product price
price_with_currency = d('#ctl00_ContentPlaceHolder1_lblPrecioMA').text()
#Precio se obtiene "$ 33.00"
price_str = price_with_currency.strip().split(" ")[1]
assert is_number(price_str)
price = to_decimal(price_str)
return {'name': product_name, "price": price, "image_url": clean_link, "categories": categorias}
def two_complement(binary):
sign = binary[0]
binary = substract_binary(binary, "1")
my_binary = "".join(["1" if bit == "0" else "0" for bit in binary])
number = to_decimal(my_binary)
return number if sign == "0" else number * -1
def __unicode__(self):
return '{0} ({1})'.format(self.description,
to_decimal(self.amount))
def excess(binary): number = to_decimal(binary) return number - 127
def one_complement(binary):
sign = binary[0]
binary = ''.join(['1' if bit == '0' else '0'
for bit in binary])
number = to_decimal(binary[1:])
return number if sign == '0' else number * -1
def signed(binary): sign = binary[0] number = to_decimal(binary[1:]) return number if sign == '0' else number * -1
