labtools.configure(LOGLEVEL = 'INFO')
from labtools.pi.mercury import C862Translator
from labtools.coherent.powermeter import PowerMeter
import time
from labtools.log import create_logger
from labtools.instr.conf import *
import numpy as np
from scipy.optimize import curve_fit
from scipy.special import erf
import matplotlib.pyplot as plt
logger = create_logger(__name__, LOGLEVEL)
def ERF(x, w,x0,a):
return 0.5 * a * (1+ erf(np.sqrt(2)*(x-x0)/w))
class BeamProfiler(object):
"""Beam profiling object. It consists of two translators that move the blade
that work as a shade for a Gaussian beam. A powermeter is used for measuring
the transmitted beam"""
#: number of steps to perform when scanning each axis
nsteps = 30
#: translator travel length
width = 2
#: min step resolution at which find_center is satisfied
stepres = 0.0005
user-friendly interface. Some of the most useful SCPI commands
have their separate methods. You can of course still use raw
commands for a more custom control.
"""
import time
import visa
from labtools.stanford.conf import TIMEOUT, LOGLEVEL, DEVICES, INITCMD, FUNCTYP
from labtools.log import create_logger
#from labtools.utils.instr import BaseSerialInstrument, InstrError
from labtools.stanford.instr import StanfordInstrument
#logger = create_logger(__name__, LOGLEVEL)
logger = create_logger(__name__, 'DEBUG')
def find_address(device=None, timeout=0.1):
r"""Searches visa instruments and finds a valid device.
It opens all posible visa ports and asks for *IDN? command. It parses the output
and looks for a specific agilent function generator string identifier (such as 'DS345' ).
Parameters
----------
device : str or None
If specified it looks for a given string in the *IDN? command. This serves
as a device identifier. If not given it is one of the possible devices
timeout : float
Visa timeout (increase it if you have communication problems.)
from enthought.traits.ui.table_column \
import ObjectColumn
from enthought.traits.ui.extras.checkbox_column \
import CheckboxColumn
from scipy.optimize import curve_fit
import inspect
import numpy as np
from labtools.analysis.fit_functions import general, CATEGORIES
from labtools.analysis.plot import Plot
from labtools.utils.custom_traits import NoneFloat
from labtools.log import create_logger
log = create_logger(__name__)
class Parameter(HasTraits):
"""Defines parameter for FitFunction
>>> p = Parameter(name = 'a', value = 10.)
>>> p.name
'a'
>>> p.value
10.0
"""
#: parameter name
name = Str()
#: actual value
value = Float(1.)
import numpy as np
import PySpin
import cv2
from labControl.flir import conf as config
from labtools.log import create_logger
from labtools.utils.instr import InstrError, BaseDevice
import ArTwvStructure
import ctypes
import multiprocessing as mp
from labControl import timing
from os import listdir, makedirs
logger = create_logger(__name__, config.LOGLEVEL)
class Camera(object):
""" Camera class for creation of a camera instance
Creates a Bfly camera at a given index. At first camera initialization the camera list
and number of cameras available is acquired.
"""
__system = None
__cam_list = None
__num_cameras = None
def __new__(cls, index=0):
if cls.__system is None:
cls.__system = PySpin.System.GetInstance()
