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Merge pull request #3 from nqrduck/dump_arguments

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Dump configuration from binary - tested with LimeSDR USB
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Julia Pfitzer 2024-02-05 13:45:37 +01:00 committed by GitHub
commit 28af177728
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GPG key ID: B5690EEEBB952194
2 changed files with 413 additions and 286 deletions
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93
src/limedriver.cpp
View file

@ -9,13 +9,15 @@ LimeSuite
HDF5 library
compilation:
$(h5c++ -show) limedriver.cpp -std=c++11 $(pkg-config --cflags --libs LimeSuite) -o limedriver
$(h5c++ -show) limedriver.cpp -std=c++11 $(pkg-config --cflags --libs LimeSuite)
-o limedriver
*/
#include "H5Cpp.h"
#include "lime/LimeSuite.h"
#include <chrono>
#include <cstdlib>
#include <fstream>
#include <iomanip>
#include <iostream>
@ -25,6 +27,7 @@ $(h5c++ -show) limedriver.cpp -std=c++11 $(pkg-config --cflags --libs LimeSuite)
#include <string.h>
#include <errno.h> // errno, ENOENT, EEXIST
#include <string>
#include <sys/stat.h> // stat
#include <sys/types.h>
#if defined(_WIN32)
@ -252,6 +255,75 @@ int GetGainRXTX(int *RXgain, int *TXgain) {
return 0;
}
void dumpConfig(Config2HDFattr_t *config, size_t size) {
/* Dump the configuration to stdout in JSON format
@param config: Array of Config2HDFattr_t
@param size: Size of the array
*/
int ii_oupargs = 0; // TODO: Better name
std::cout << "{" << std::endl;
for (size_t i = 0; i < size; ++i) {
// Handle the "///" arguments
string arg = config[i].arg;
if (strcmp(config[i].arg.c_str(), "///") == 0) {
arg = "//" + std::to_string(ii_oupargs);
ii_oupargs++;
}
/*
string arg;
H5std_string Name;
H5::DataType dType;
void *Value;
hsize_t dim;
*/
// Turn arguments to JSON objects
std::cout << "\"" << arg << "\": {";
std::cout << "\"name\": \"" << config[i].Name << "\", ";
std::cout << "\"type\": \"" << typeid(config[i]).name() << "\", ";
std::cout << "\"value\": \"";
// Need to cast void* data pointer to the correct type
// TODO: Do we lose precision here?
if (config[i].dType == H5::PredType::NATIVE_INT) {
std::cout << *(static_cast<int *>(config[i].Value));
} else if (config[i].dType == H5::PredType::IEEE_F32LE) {
std::cout << *(static_cast<float *>(config[i].Value));
} else if (config[i].dType == H5::PredType::IEEE_F64LE) {
std::cout << *(static_cast<double *>(config[i].Value));
} else {
std::cout << static_cast<char *>(config[i].Value);
}
std::cout << "\", ";
std::cout << "\"dim\": " << config[i].dim;
std::cout << "}";
if (i < size - 1) {
std::cout << ",";
}
std::cout << std::endl;
}
std::cout << "}" << std::endl;
}
int main(int argc, char **argv) {
const double pi = acos(-1);
@ -467,6 +539,21 @@ int main(int argc, char **argv) {
(void *)LimeCfg.stamp_end.c_str(), 1}};
int no_of_attr = sizeof(HDFattr) / sizeof(Config2HDFattr_t);
bool dumpFlag = false;
// Checking for dump flag
for (int i = 1; i < argc; ++i) {
if (strcmp(argv[i], "--dump") == 0) {
dumpFlag = true;
}
}
// If dump flag is set, dump the config and exit
if (dumpFlag) {
dumpConfig(HDFattr, no_of_attr);
std::exit(0);
}
// iterate through arguments to parse eventual user input
// (exposing the actual content of the struct to python would be nicer...)
bool parse_prob = false;
@ -1112,8 +1199,8 @@ int main(int argc, char **argv) {
<< " excitation buffers is required to fit the experiment" << endl;
// TX buffers
// int16_t tx_buffer[num_phavar][exc_buffers][2*buffersize]; // buffer to
// hold complex values (2* samples), including phase cycles
// int16_t tx_buffer[num_phavar][exc_buffers][2*buffersize]; //
// buffer to hold complex values (2* samples), including phase cycles
// TODO: put in the same way as the acq buffer, i.e. as an array of pointers.
// Otherwise, there is a limitation in space that can be used
int16_t *tx_buffer[num_phavar][exc_buffers];

420
src/limr.py
View file

@ -15,57 +15,37 @@ Note for release: The communication between the python and the Cpp routine is ve
Update Feb 2020: Slight changes to make it compatible with Python 3
"""
import subprocess # to call the program
import datetime # to generate timestamps for parsweeps
import h5py # to have organized data storage.....
import numpy as np # ...
import subprocess # to call the program
import datetime # to generate timestamps for parsweeps
import h5py # to have organized data storage.....
import numpy as np # ...
import matplotlib.pyplot as plt
import json
class limr():
def __init__(self, filename = './pulseN_USB.cpp'):
# check first for the filename provided
if filename[-3:] == 'cpp':
self.Csrc = filename
else:
self.Csrc = './pulseN_USB.cpp'
class limr:
def __init__(self, filename="./limedriver"):
# the program to call
self.Cprog = self.Csrc[:-4]
self.Cprog = filename
fp = open(self.Csrc, 'r')
# fetch the default parameters from the limedriver binary
str2call = self.Cprog + " --dump"
in_arg = {}
startpattern = 'struct Config2HDFattr_t HDFattr[]'
stoppattern = '};'
parsing = False
ii_oupargs = 0
for line in fp.readlines():
if (stoppattern in line) & parsing:
break
if parsing:
stripped = line.replace('\t','').replace('"','').strip('\n').strip(',').strip('{').strip('}')
splitted = stripped.split(',')
# remove irrrelevant stuff
rmvidx = range(4,len(splitted)-1)
for ii in range(len(rmvidx)):
splitted.pop(4)
if splitted[0] == '///':
splitted[0] = '//' + str(ii_oupargs)
ii_oupargs+=1
in_arg[splitted[0]] = splitted
in_arg[splitted[0]][0] = []
if startpattern in line:
parsing = True
fp.close()
p = subprocess.Popen(
str2call.split(), stdout=subprocess.PIPE, stderr=subprocess.STDOUT
)
# read the output
in_arg = json.loads(p.stdout.read().decode("utf-8"))
# initialize the parameters
for key in in_arg.keys():
in_arg[key]["argument"] = []
setattr(self, key, [])
self.parsinp = in_arg
for key in in_arg:
setattr(self, key, in_arg[key][0])
# initialize other variables
self.parvar = {}
self.parvar_cpl = {}
@ -76,13 +56,11 @@ class limr():
self.segcount = 0
# print the arguments that have been set
def print_params(self, allel = False):
for key in sorted(self.parsinp):
val = getattr(self,key)
def print_params(self, allel=False):
for key in sorted(self.parsinp.keys()):
val = getattr(self, key)
if (val != []) | (allel):
print('{:<5}: {:>50} {:<25}'.format(key, val, self.parsinp[key][1]))
print("{:<5}: {:>50} {:<25}".format(key, val, self.parsinp[key]["name"]))
# add parameter variation:
# key is the argument to vary
@ -90,51 +68,73 @@ class limr():
# strt the starting point
# end the endpoint
# npts the dimension of the sweep
def parsweep(self, key, strt, end, npts, idx = 0):
def parsweep(self, key, strt, end, npts, idx=0):
if ~isinstance(idx,list): idx = [idx] # idx as list eases iteration
if ~isinstance(idx, list):
idx = [idx] # idx as list eases iteration
# check the key
try:
vals = getattr(self,key)
vals = getattr(self, key)
except:
print('Problem with sweep: Key ' + key + ' is not valid! See below for valid keys')
print(
"Problem with sweep: Key "
+ key
+ " is not valid! See below for valid keys"
)
self.print_params(allel=True)
return
# check for existing val and for proper dimension. Dimension is a priori not known due to number of pulses that can be flexible
if (vals == []):
print('Problem with sweep: Initialize first a value to argument ' + key +'. I will try with assuming zero')
vals = 0;
if vals == []:
print(
"Problem with sweep: Initialize first a value to argument "
+ key
+ ". I will try with assuming zero"
)
vals = 0
if isinstance(vals, (list, np.ndarray)):
if len(vals) < max(idx):
print('Problem with sweep: ' + key + ' has only ' + str(len(vals)) + ' objects, while an index of ' + str(max(idx)) + ' was requested!')
print(
"Problem with sweep: "
+ key
+ " has only "
+ str(len(vals))
+ " objects, while an index of "
+ str(max(idx))
+ " was requested!"
)
return
startlist = [[vals[jj] for jj in range(len(vals))] for ii in range(npts)]
elif max(idx) > 0:
print('Problem with sweep: ' + key + ' is scalar, while an index of ' + str(max(idx)) + ' was requested!')
print(
"Problem with sweep: "
+ key
+ " is scalar, while an index of "
+ str(max(idx))
+ " was requested!"
)
return
else:
startlist = [[vals] for ii in range(npts)]
# check if a parvar already exists for this key
if len(self.parvar) == 0:
self.parvar['sweeplist'] = startlist
elif not((key == self.parvar['key']) & (npts == self.parvar['dim'])):
self.parvar['sweeplist'] = startlist
self.parvar["sweeplist"] = startlist
elif not ((key == self.parvar["key"]) & (npts == self.parvar["dim"])):
self.parvar["sweeplist"] = startlist
self.parvar['key'] = key
self.parvar['dim'] = npts
self.parvar["key"] = key
self.parvar["dim"] = npts
if npts > 1:
incr = (end - strt)/(npts-1)
incr = (end - strt) / (npts - 1)
else:
incr = 0;
incr = 0
for ii_swp in range(npts):
for swp_idx in idx:
self.parvar['sweeplist'][ii_swp][swp_idx] = strt + ii_swp*incr
self.parvar["sweeplist"][ii_swp][swp_idx] = strt + ii_swp * incr
# add coupled parameter variation of another variable: (one variable is not enough... two neither, but better than one. A list of dicts would more general....)
# key is the argument to vary
@ -142,183 +142,216 @@ class limr():
# strt the starting point
# end the endpoint
# npts the dimension of the sweep
def parsweep_cpl(self, key, strt, end, npts, idx = 0):
def parsweep_cpl(self, key, strt, end, npts, idx=0):
if ~isinstance(idx,list): idx = [idx] # idx as list eases iteration
if ~isinstance(idx, list):
idx = [idx] # idx as list eases iteration
# check the key
try:
vals = getattr(self,key)
vals = getattr(self, key)
except:
print('Problem with sweep: Key ' + key + ' is not valid! See below for valid keys')
print(
"Problem with sweep: Key "
+ key
+ " is not valid! See below for valid keys"
)
self.print_params(allel=True)
return
# check for existing val and for proper dimension. Dimension is a priori not known due to number of pulses that can be flexible
if (vals == []):
print('Problem with sweep: Initialize first a value to argument ' + key +'. I will try with assuming zero')
vals = 0;
if vals == []:
print(
"Problem with sweep: Initialize first a value to argument "
+ key
+ ". I will try with assuming zero"
)
vals = 0
if isinstance(vals, (list, np.ndarray)):
if len(vals) < max(idx):
print('Problem with sweep: ' + key + ' has only ' + str(len(vals)) + ' objects, while an index of ' + str(max(idx)) + ' was requested!')
print(
"Problem with sweep: "
+ key
+ " has only "
+ str(len(vals))
+ " objects, while an index of "
+ str(max(idx))
+ " was requested!"
)
return
startlist = [[vals[jj] for jj in range(len(vals))] for ii in range(npts)]
elif max(idx) > 0:
print('Problem with sweep: ' + key + ' is scalar, while an index of ' + str(max(idx)) + ' was requested!')
print(
"Problem with sweep: "
+ key
+ " is scalar, while an index of "
+ str(max(idx))
+ " was requested!"
)
return
else:
startlist = [[vals] for ii in range(npts)]
# check if a parvar already exists for this key
if len(self.parvar_cpl) == 0:
self.parvar_cpl['sweeplist'] = startlist
elif not((key == self.parvar_cpl['key']) & (npts == self.parvar_cpl['dim'])):
self.parvar_cpl['sweeplist'] = startlist
self.parvar_cpl["sweeplist"] = startlist
elif not ((key == self.parvar_cpl["key"]) & (npts == self.parvar_cpl["dim"])):
self.parvar_cpl["sweeplist"] = startlist
self.parvar_cpl['key'] = key
self.parvar_cpl['dim'] = npts
self.parvar_cpl["key"] = key
self.parvar_cpl["dim"] = npts
incr = (end - strt)/(npts-1)
incr = (end - strt) / (npts - 1)
for ii_swp in range(npts):
for swp_idx in idx:
self.parvar_cpl['sweeplist'][ii_swp][swp_idx] = strt + ii_swp*incr
self.parvar_cpl["sweeplist"][ii_swp][swp_idx] = strt + ii_swp * incr
def run(self, oup = True):
def run(self, oup=True):
# check if there is a parvar or only a single
if len(self.parvar) == 0:
self.__run_single(oup)
else:
# store the value currently in the swept parameter
stdval = getattr(self, self.parvar['key'])
stdval = getattr(self, self.parvar["key"])
if len(self.parvar_cpl) != 0:
stdval2 = getattr(self, self.parvar_cpl['key'])
stdval2 = getattr(self, self.parvar_cpl["key"])
# handle the timestamp
stddatestr = getattr(self,'fst')
if (stddatestr == []):
setattr(self, 'fst', datetime.datetime.now().strftime("%Y%m%d_%H%M%S"))
stddatestr = getattr(self, "fst")
if stddatestr == []:
setattr(self, "fst", datetime.datetime.now().strftime("%Y%m%d_%H%M%S"))
# give it a useful name
stdfilepat = getattr(self,'fpa')
if (stdfilepat == []):
setattr(self, 'fpa', self.parvar['key'] + '_swp')
stdfilepat = getattr(self, "fpa")
if stdfilepat == []:
setattr(self, "fpa", self.parvar["key"] + "_swp")
# actual iteration over the sweeplist
for ii in range(self.parvar['dim']):
setattr(self, self.parvar['key'], self.parvar['sweeplist'][ii])
if len(self.parvar_cpl) != 0: # as well as the coupled variable
setattr(self, self.parvar_cpl['key'], self.parvar_cpl['sweeplist'][ii])
for ii in range(self.parvar["dim"]):
setattr(self, self.parvar["key"], self.parvar["sweeplist"][ii])
if len(self.parvar_cpl) != 0: # as well as the coupled variable
setattr(
self, self.parvar_cpl["key"], self.parvar_cpl["sweeplist"][ii]
)
self.__run_single(oup)
# save parvar info as attribute, which means that we need to detect the file
if getattr(self,'nos') != 0: # this one is suspicious...
if getattr(self, "nos") != 0: # this one is suspicious...
if self.HDFfile == []:
self.HDFfile = self.__guess_savepath()
try:
# this is probably erroneous and was never recognized...! self.parvar is not a key/value pair
f = h5py.File(self.HDFfile, 'r+')
f = h5py.File(self.HDFfile, "r+")
for key in self.parvar:
f.attrs.create(key, self.parvar[key])
f.close()
except:
print('Problem opening file ' + self.HDFfile)
print("Problem opening file " + self.HDFfile)
setattr(self, self.parvar['key'], stdval) # set back to non-swept value
setattr(self, 'fst', stddatestr) # set back to non-swept value
setattr(self, 'fpa', stdfilepat) # set back to non-swept value
setattr(self, self.parvar["key"], stdval) # set back to non-swept value
setattr(self, "fst", stddatestr) # set back to non-swept value
setattr(self, "fpa", stdfilepat) # set back to non-swept value
if len(self.parvar_cpl) != 0:
setattr(self, self.parvar_cpl['key'], stdval2) # set back to non-swept value
setattr(
self, self.parvar_cpl["key"], stdval2
) # set back to non-swept value
def readHDF(self, filename = ''):
if filename != '':
def readHDF(self, filename=""):
if filename != "":
self.HDFfile = filename
self.HDF.load(self.HDFfile)
# helper functoin to guess the savepath from the file. This should not be called, since it should be obtained from the output of the program call
def __guess_savepath(self):
savepath = getattr(self,'spt')
if savepath == []: savepath = './asdf/' # not recommended here: knowledge about the standard directory in the cpp file.... could be parsed, but user will usually provide a folder to limr.spt
if savepath[-1] != '/': savepath += '/' # and that little fix since users seldomly put the '/' for the directory...
savepath = savepath + getattr(self,'fst') + '_' + getattr(self,'fpa') + '.h5'
savepath = getattr(self, "spt")
if savepath == []:
savepath = "./asdf/" # not recommended here: knowledge about the standard directory in the cpp file.... could be parsed, but user will usually provide a folder to limr.spt
if savepath[-1] != "/":
savepath += "/" # and that little fix since users seldomly put the '/' for the directory...
savepath = savepath + getattr(self, "fst") + "_" + getattr(self, "fpa") + ".h5"
return savepath
# run for one single constellation
def __run_single(self, oup = True):
def __run_single(self, oup=True):
terminated = False
while (terminated == False):
while terminated == False:
str2call= self.Cprog
str2call = self.Cprog
for key in self.parsinp:
vals = getattr(self,key)
if (vals == []): continue # ignore arguments that are not set
str2call += ' -' + key # set the key and then the value/s
for key in self.parsinp.keys():
vals = getattr(self, key)
if vals == []:
continue # ignore arguments that are not set
str2call += " -" + key # set the key and then the value/s
if isinstance(vals, (list, np.ndarray)):
for val in vals:
str2call += ' ' + str(val)
str2call += " " + str(val)
else:
str2call += ' ' + str(vals)
str2call += " " + str(vals)
if oup:
print(str2call)
p = subprocess.Popen(
str2call.split(),
shell=False,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
)
if oup: print(str2call)
p = subprocess.Popen(str2call.split(), shell=False, stdout=subprocess.PIPE, stderr=subprocess.STDOUT);
if getattr(self,'nos') != 0:
if getattr(self, "nos") != 0:
terminated = True
for line_b in p.stdout.readlines():
line = line_b.decode('utf-8').rstrip()
if oup: print(line),
if '.h5' in line:
line = line_b.decode("utf-8").rstrip()
if oup:
print(line),
if ".h5" in line:
self.HDFfile = line
terminated = True
if 'Unable to open device' in line:
if "Unable to open device" in line:
terminated = True
if 'Muted output, exiting immediate' in line:
if "Muted output, exiting immediate" in line:
terminated = True
if self.Cprog + ': not found' in line:
if self.Cprog + ": not found" in line:
terminated = True
if 'Devices found: 0' in line:
if "Devices found: 0" in line:
terminated = True
if 'Segmentation' in line:
if "Segmentation" in line:
self.segcount += 1
terminated = False
self.retval = p.wait()
if terminated == False:
print('RE-RUNNING DUE TO PROBLEM WITH SAVING!!!')
print("RE-RUNNING DUE TO PROBLEM WITH SAVING!!!")
# class for accessing data of stored HDF5 file
class HDF():
class HDF:
def __init__(self, filename = ''):
def __init__(self, filename=""):
# check first for the filename provided
if filename != '':
if filename != "":
self.HDFsrc = filename
else:
self.HDFsrc = ''
self.HDFsrc = ""
# get data
self.__get_data()
# just an alias for __init__ that does load a specific file
def load(self, filename = ''):
def load(self, filename=""):
self.__init__(filename)
# gets the data of the file
def __get_data(self):
if (self.HDFsrc == '') | (self.HDFsrc == []):
if (self.HDFsrc == "") | (self.HDFsrc == []):
# initialize all as empty
self.tdy = []
self.tdx = []
@ -327,8 +360,7 @@ class HDF():
self.parvar = {}
else:
f = h5py.File(self.HDFsrc, 'r')
f = h5py.File(self.HDFsrc, "r")
HDFkeys = list(f.keys())
@ -337,7 +369,10 @@ class HDF():
# initialize data array
dsize = f[HDFkey].shape
inddim = dsize[0]
self.tdy = np.zeros((int(dsize[1]/2), int(dsize[0] * len(HDFkeys))),dtype=np.complex_)
self.tdy = np.zeros(
(int(dsize[1] / 2), int(dsize[0] * len(HDFkeys))),
dtype=np.complex_,
)
# initialize the output objects
self.attrs = [dynclass() for jj in range(len(HDFkeys))]
@ -348,57 +383,61 @@ class HDF():
for item in f[HDFkey].attrs.items():
itemname = item[0][5:]
itemarg = item[0][1:4]
if not ('///' in itemarg):
self.parsoutp[itemarg] = [ item[1], itemname]
if not ("///" in itemarg):
self.parsoutp[itemarg] = [item[1], itemname]
else:
self.parsoutp['//'+str(ii_oupargs)] = [ item[1], itemname]
ii_oupargs+=1
self.parsoutp["//" + str(ii_oupargs)] = [item[1], itemname]
ii_oupargs += 1
# look for eventual parvar lists
self.parvar = {}
for item in f.attrs.items():
self.parvar[item[0]] = item[1]
# Get the data
data_raw = np.array(f[HDFkey])
try:
self.tdy[:,ii*inddim:(ii+1)*inddim] = np.transpose(np.float_(data_raw[:,::2])) + 1j*np.transpose(np.float_(data_raw[:,1::2]))
self.tdy[:, ii * inddim : (ii + 1) * inddim] = np.transpose(
np.float_(data_raw[:, ::2])
) + 1j * np.transpose(np.float_(data_raw[:, 1::2]))
except:
pass
# Get the arguments
ii_oupargs = 0
for item in f[HDFkey].attrs.items():
itemname = item[0][5:]
itemarg = item[0][1:4]
if not ('///' in itemarg):
if not ("///" in itemarg):
setattr(self.attrs[ii], itemarg, item[1])
else:
setattr(self.attrs[ii], '//'+str(ii_oupargs), item[1])
ii_oupargs+=1
setattr(self.attrs[ii], "//" + str(ii_oupargs), item[1])
ii_oupargs += 1
f.close()
srate_MHz = getattr(self.attrs[0], 'sra')*1e-6
self.tdx = 1/srate_MHz*np.arange(self.tdy.shape[0])
srate_MHz = getattr(self.attrs[0], "sra") * 1e-6
self.tdx = 1 / srate_MHz * np.arange(self.tdy.shape[0])
# get an argument by matching the text description
def attr_by_txt(self, pattern):
for key in sorted(self.parsoutp):
if pattern in self.parsoutp[key][1]: # pattern match
if pattern in self.parsoutp[key][1]: # pattern match
attr = getattr(self.attrs[0], key)
try:
ouparr = np.zeros( ( len(attr), len(self.attrs)), attr.dtype)
ouparr = np.zeros((len(attr), len(self.attrs)), attr.dtype)
except:
ouparr = np.zeros( ( 1, len(self.attrs)), attr.dtype)
ouparr = np.zeros((1, len(self.attrs)), attr.dtype)
for ii in np.arange(len(self.attrs)):
ouparr[:,ii] = getattr(self.attrs[ii], key)
ouparr[:, ii] = getattr(self.attrs[ii], key)
return np.transpose(ouparr)
print('Problem obtaining the attribute from the description using the pattern ' + pattern + '!')
print('Valid descriptions are: ')
print(
"Problem obtaining the attribute from the description using the pattern "
+ pattern
+ "!"
)
print("Valid descriptions are: ")
self.print_params()
# get an argument by key
@ -406,45 +445,47 @@ class HDF():
if key in dir(self.attrs[0]):
attr = getattr(self.attrs[0], key)
try:
ouparr = np.zeros( ( len(attr), len(self.attrs)), attr.dtype)
ouparr = np.zeros((len(attr), len(self.attrs)), attr.dtype)
except:
ouparr = np.zeros( ( 1, len(self.attrs)), attr.dtype)
ouparr = np.zeros((1, len(self.attrs)), attr.dtype)
for ii in np.arange(len(self.attrs)):
ouparr[:,ii] = getattr(self.attrs[ii], key)
ouparr[:, ii] = getattr(self.attrs[ii], key)
return np.transpose(ouparr)
print('Problem obtaining the attribute from key ' + key + '!')
print('Valid keys are: ')
print("Problem obtaining the attribute from key " + key + "!")
print("Valid keys are: ")
self.print_params()
# print the arguments
def print_params(self, ouponly = False):
def print_params(self, ouponly=False):
for key in sorted(self.parsoutp):
val = getattr(self.attrs[0], key)
if not('//' in key): # input argument?
if ouponly: continue;
if not ("//" in key): # input argument?
if ouponly:
continue
print('{:<5}: {:>50} {:<25}'.format(key, val, self.parsoutp[key][1]))
print("{:<5}: {:>50} {:<25}".format(key, val, self.parsoutp[key][1]))
def plot_dta(self, fignum = 1, stack = False, dtamax = 0.0):
if (fignum == 1) & stack: fignum = 2;
def plot_dta(self, fignum=1, stack=False, dtamax=0.0):
if (fignum == 1) & stack:
fignum = 2
if self.tdy != []:
if dtamax == 0:
dtamax = np.max(np.max(abs(self.tdy),axis=0))
offset = 1.5*dtamax
dtamax = np.max(np.max(abs(self.tdy), axis=0))
offset = 1.5 * dtamax
plt.figure(fignum)
plt.clf()
if stack:
for ii in np.arange(self.tdy.shape[1]):
plt.plot(self.tdx, self.tdy[:,ii].real + ii* offset)
plt.plot(self.tdx, self.tdy[:, ii].real + ii * offset)
else:
plt.plot(self.tdx, self.tdy.real)
plt.xlabel('$t$ [$\mu$s]')
plt.ylabel('$y$ [Counts]')
plt.xlabel("$t$ [$\mu$s]")
plt.ylabel("$y$ [Counts]")
# empty class to store dynamic attributes, basically for the attributes in HDF keys
class dynclass:
@ -457,19 +498,20 @@ import serial
import time
from os import listdir
class PSU():
class PSU:
def __init__(self):
self.GperV = 14.309
self.sleeptime = 0.4
devdir = '/dev/'
ttydevs = [f for f in listdir(devdir) if 'ttyUSB' in f]
# ttydev = devdir + [f for f in ttydevs if int(f[-1]) > 4][0]
devdir = "/dev/"
ttydevs = [f for f in listdir(devdir) if "ttyUSB" in f]
# ttydev = devdir + [f for f in ttydevs if int(f[-1]) > 4][0]
ttydev = devdir + [f for f in ttydevs][0]
self.psu=serial.Serial(ttydev, stopbits=2, dsrdtr=True)
self.psu = serial.Serial(ttydev, stopbits=2, dsrdtr=True)
# read at the beginning to remove eventual junk
response = self.psu.read_all()
@ -477,10 +519,10 @@ class PSU():
self.psu.write("*IDN?\r\n")
time.sleep(self.sleeptime)
response = self.psu.read_all()
if response == 'HEWLETT-PACKARD,E3631A,0,2.1-5.0-1.0\r\n':
print('Success in opening the HP PSU!')
if response == "HEWLETT-PACKARD,E3631A,0,2.1-5.0-1.0\r\n":
print("Success in opening the HP PSU!")
else:
print('Fail!!!')
print("Fail!!!")
self.psu.write("INST:SEL P6V\r\n")
time.sleep(self.sleeptime)
@ -489,7 +531,6 @@ class PSU():
self.psu.close()
def getVoltage(self):
if not self.psu.isOpen():
@ -503,17 +544,16 @@ class PSU():
self.psu.close()
return actval
def setVoltage(self, setval, dV = 0.02, ramptime = 0.1):
def setVoltage(self, setval, dV=0.02, ramptime=0.1):
actval = self.getVoltage()
diff = setval - actval
diff = setval - actval
dVsigned = dV * (-1 if diff < 0 else 1)
if not self.psu.isOpen():
self.psu.open()
while (abs(diff) > dV):
while abs(diff) > dV:
actval += dVsigned
diff -= dVsigned
self.psu.write("VOLT " + str(actval) + "\r\n")