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import sys
import time
import epics
import pvnames
HAS_NUMPY = False
try:
import numpy
HAS_NUMPY = True
except ImportError:
pass
pvlist = (pvnames.str_pv, pvnames.int_pv, pvnames.float_pv,
pvnames.enum_pv, pvnames.char_arr_pv, pvnames.long_pv,
pvnames.long_arr_pv, pvnames.double_pv, pvnames.double_arr_pv,
pvnames.string_arr_pv)
def onConnect(pvname=None, **kw):
print(' on Connect %s -- %s' % (pvname, repr(kw)))
def onChanges(pvname=None, value=None, **kw):
print(' on Change %s = %s' % (pvname, repr(value)))
def RunTest(pvlist, use_preempt=True, maxlen=16384,
use_numpy=True, form='native'):
msg= ">>>Run Test: %i pvs, numpy=%s, form=%s, preempt=%s"
print( msg % (len(pvlist), use_numpy, form, use_preempt))
epics.ca.HAS_NUMPY = use_numpy and HAS_NUMPY
epics.ca.PREEMPTIVE_CALLBACK = use_preempt
epics.ca.AUTOMONITOR_MAXLENGTH = maxlen
mypvs= []
for pvname in pvlist:
pv = epics.PV(pvname, form=form)
mypvs.append(pv)
epics.poll(evt=0.10, iot=10.0)
for pv in mypvs:
val = pv.get()
cval = pv.get(as_string=True)
if pv.count > 1:
val = val[:12]
print( '-> ', pv, cval)
print( ' ', type(val), val)
for pv in mypvs:
pv.disconnect()
time.sleep(0.01)
def test_v1():
RunTest(pvlist, use_preempt=True, use_numpy=True, form='native')
def test_v2():
RunTest(pvlist, use_preempt=True, use_numpy=True, form='time')
def test_v3():
RunTest(pvlist, use_preempt=True, use_numpy=True, form='ctrl')
def test_v4():
RunTest(pvlist, use_preempt=True, use_numpy=False, form='native')
def test_v5():
RunTest(pvlist, use_preempt=True, use_numpy=False, form='time')
def test_v6():
RunTest(pvlist, use_preempt=True, use_numpy=False, form='ctrl')
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