def make_input(op, T):
print("Available inputs: ")
print("1. One single photon input")
print("2. Two single photon inputs")
print("3. One n-th state photon input")
print("4. One coherent state input")
inp = int(base.get("Choose an input: ", \
"Select 1, 2, 3 or 4."))
print("Generating input state wavefunction...")
print("Specify first input.")
if (inp == 1):
dist1 = gen_dist(T)
base.digitize(dist1)
dist2 = np.zeros(T)
elif (inp == 2):
dist1 = gen_dist(T)
print("Specify second input.")
dist2 = gen_dist(T)
base.digitize(dist1)
base.digitize(dist2)
elif (inp == 3):
dist1 = gen_dist(T)
base.digitize(dist1)
n = int(
base.get("Enter state number: ", "Please enter a natural number."))
for i in range(len(dist1)):
dist1[i] = dist1[i] * n
dist2 = np.zeros(T)
elif (inp == 4):
dist1 = base.create_coh_state(T, op.N)
dist2 = np.zeros(T)
print("Digitizing outputs...")
return dist1, dist2, op.decomp(dist1, dist2)
def make_operator():
R = float(base.get("Enter reflectance for splitter: ", \
"Reflectance must be between 0 and 1. Please try again."))
while (not (R >= 0 and R <= 1)):
print("Reflectance must be between 0 and 1. Please try again.")
R = float(base.get("Enter reflectance for splitter: ", \
"Reflectance must be between 0 and 1. Please try again."))
N = int(
base.get("Enter max allowed eigenstate: ",
"Please enter a natural number."))
return oper.oper(R, N + 1)
def waitUntil():
print("start checking jmsserver1 status")
tail1 = 'domainRuntime/serverRuntimes/ms1/JMSRuntime/JMSServers/jmsserver1-01?links=none&fields=name,healthState'
tail2 = 'domainRuntime/serverRuntimes/ms2/JMSRuntime/JMSServers/jmsserver1-01?links=none&fields=name,healthState'
fail = True
while (fail):
sleep(2)
res = base.get(tail1)
if (res.ok):
return
res = base.get(tail2)
if (res.ok):
return
def get_events(self, from_datetime=None, to_datetime=None,
traits=None, name=None, msg_id=None, debug=False):
if msg_id:
return base.get(self.url, "events/%s" % msg_id, {}, debug=debug)
if traits:
traits = ",".join(["%s:%s" % item for item in traits.items()])
cmd = "events"
params = base.remove_empty({'from_datetime': from_datetime,
'to_datetime': to_datetime,
'event_name': name,
'traits': traits})
return base.get(self.url, cmd, params, debug=debug)
def get(devID, devName, token):
payload = base.build_device_payload(devID=devID,
devName=devName,
token=token)
ret = base.get(url, headers, payload)
return ret
def getTok(username, password):
payload = base.build_payload(username=username, password=password)
ret = base.get(url, headers, payload)
if ret and ret['success']:
return ret['token']
else:
return ret
def present():
print("Demonstrations: ")
print("1. Single Photon Source")
print("2. Beam Splitter Operator")
option = int(base.get("Choose a demo, or press 0 to exit: ", \
"Select 0, 1 or 2."))
while option not in [0, 1, 2]:
print("Select 0, 1 or 2.")
option = int(base.get("Choose a demo, or press 0 to exit: ", \
"Select 0, 1 or 2."))
if (option == 0):
print("Closing.")
sys.exit(0)
elif (option == 1):
sps_demo()
elif (option == 2):
op_demo()
def get_streams(self, from_datetime=None, to_datetime=None,
traits=None, name=None, stream_id=None, debug=False,
state=None, details=None):
if stream_id:
params = base.remove_empty({'details': details})
return base.get(self.url, "streams/%s" % stream_id, params,
debug=debug)
if traits:
traits = ",".join(["%s:%s" % item for item in traits.items()])
cmd = "streams"
params = base.remove_empty({'older_than': from_datetime,
'younger_than': to_datetime,
'name': name,
'details': details,
'state': state,
'distinguishing_traits': traits})
return base.get(self.url, cmd, params, debug=debug)
def beam_split(dist):
R = float(base.get("Enter reflectance for splitter: ", \
"Reflectance must be between 0 and 1. Please try again."))
while (not (R >= 0 and R <= 1)):
print("Reflectance must be between 0 and 1. Please try again.")
R = float(base.get("Enter reflectance for splitter: ", \
"Reflectance must be between 0 and 1. Please try again."))
print("Splitting photons...")
refl, trans = base.split(dist, thresh=R)
print("Plotting distributions...")
plot.simul_bar_plot([dist, refl, trans], \
["Input", "Reflected", "Transmitted"])
flag = input("Show histograms? (y/n): ")
while (flag != 'n' and flag != 'y'):
print("Please enter y or n.")
flag = input("Show histograms? (y/n): ")
if (flag == 'y'):
plot.simul_hist_plot([dist, refl, trans], \
["Input", "Reflected", "Transmitted"])
return refl, trans
def gen_dist(T):
print("Distributions: ")
print("1. Uniform")
print("2. Exponential")
print("3. Logarithmic")
distr = int(base.get("Pick a distribution: ", \
"Select 1, 2 or 3."))
while distr not in [1, 2, 3]:
print("Select 1, 2 or 3.")
distr = int(base.get("Pick a distribution: ", \
"Select 1, 2 or 3."))
print("Generating distribution...")
if (distr == 1):
dist = base.create_unif_dist(T)
elif (distr == 2):
dist = base.create_exp_dist(T)
elif (distr == 3):
dist = base.create_log_dist(T)
print("Digitizing distribution...")
base.digitize(dist)
return dist
def sps_demo():
T = int(base.get("Enter length of array, or enter 0 to go back: ", \
"Please enter a natural number."))
if (T == 0):
present()
else:
dist = demos.gen_dist(T)
demos.plot_dist(dist)
refl, trans = demos.beam_split(dist)
demos.correlate(refl, trans)
print("End of demo.")
present()
def weather():
if request.method == 'POST':
location = request.form['city'].lower()
if location:
sqliteConnection = conn(location)
details = get(sqliteConnection,
location) # gives details of location from db
temp = celsius(details[2])
print({
"city": details[0],
"Weather description": details[1],
"temp(in k)": details[2],
"temp(in C)": temp
})
return render_template('second.html',
city=details[0],
description=details[1],
tempk=details[2],
tempc=temp,
time=details[3])
else:
return "<h1> City Name <h1> <a href=\"/\"> Home</a>"
def op_demo():
T = int(base.get("Enter length of array, or enter 0 to go back: ", \
"Please enter a natural number."))
if (T == 0):
present()
else:
operator = demos.make_operator()
B = operator.build()
dist1, dist2, psi_in = demos.make_input(operator, T)
psi_out = np.matmul(B, psi_in)
refl, trans = demos.measure(operator, psi_out)
print("Plotting distributions...")
plot.simul_bar_plot([dist1, dist2, refl, trans], \
["Input 1", "Input 2", "Reflected", "Transmitted"])
flag = input("Show histograms? (y/n): ")
while (flag != 'n' and flag != 'y'):
print("Please enter y or n.")
flag = input("Show histograms? (y/n): ")
if (flag == 'y'):
plot.simul_hist_plot([dist1, dist2, refl, trans], \
["Input 1", "Input 2", "Reflected", "Transmitted"])
demos.correlate(refl, trans)
print("End of demo.")
present()
def get(username, token): payload = base.build_payload(username=username, token=token) ret = base.get(url, headers, payload) return ret