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Import.py
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Import.py
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# -*- coding: utf-8 -*-
"""
Created on Tue May 21 23:07:35 2013
@author: Antoine Valera
"""
import sys, os
from PyQt4 import QtGui, QtCore
from matplotlib import numpy
from sys import maxint
import re, string
from SynaptiQs import *
class MyListWidget(QtGui.QListWidget,object):
dropped = QtCore.pyqtSignal(list)
def __init__(self, type, parent=None):
super(MyListWidget, self).__init__(parent)
self.setAcceptDrops(True)
def _all(self,All=False):
List=[]
i=self.__name__
for j in dir(eval(i)):
if All==False and j[:2] == '__':
pass
else:
List.append(i+'.'+j)
for i in List:
print i
def dragEnterEvent(self, event):
if event.mimeData().hasUrls:
event.accept()
else:
event.ignore()
def dragMoveEvent(self, event):
if event.mimeData().hasUrls:
event.setDropAction(QtCore.Qt.CopyAction)
event.accept()
else:
event.ignore()
def dropEvent(self, event):
if event.mimeData().hasUrls:
event.setDropAction(QtCore.Qt.CopyAction)
event.accept()
filePaths = [
str(url.toLocalFile())
for url in event.mimeData().urls()
]
self.dropped.emit(filePaths)
else:
event.ignore()
class MyWindow(QtGui.QWidget,object):
def _all(self,All=False):
List=[]
i=self.__name__
for j in dir(eval(i)):
if All==False and j[:2] == '__':
pass
else:
List.append(i+'.'+j)
for i in List:
print i
def __init__(self, parent=None):
self.__name__="Import"
super(MyWindow, self).__init__(parent)
self.listWidgetFiles = MyListWidget(self)
self.listWidgetFiles.dropped.connect(self.on_listWidgetFiles_dropped)
self.clear = QtGui.QPushButton()
self.clear.setText('Clear')
QtCore.QObject.connect(self.clear, QtCore.SIGNAL("clicked()"),self.ClearLocal)
self.layoutVertical = QtGui.QVBoxLayout(self)
self.layoutVertical.addWidget(self.listWidgetFiles)
self.layoutVertical.addWidget(self.clear)
self.setMinimumSize(300,175)
def Rename(Prefix):
Newlist=[]
for i in range(int(Infos.YList.count())):
if Prefix in Infos.YList.item(i).text():
name=str(Infos.YList.item(i).text())
shortname=name[name.index('dA')+2:]
shortname=shortname.zfill(4)
newname="Analysis."+Prefix+shortname
Infos.YList.item(i).setText(newname)
def read_block(self,filename):
"""
Return a Block.
**Arguments**
no arguments
"""
from OpenElectrophy.classes.neo.io.winwcpio import HeaderReader
AnalysisDescription = [
('RecordStatus','8s'),
('RecordType','4s'),
('GroupNumber','f'),
('TimeRecorded','f'),
('SamplingInterval','f'),
('VMax','8f'),
]
fid = open(filename , 'rb')
headertext = fid.read(1024)
header = {}
for line in headertext.split('\r\n'):
if '=' not in line : continue
#print '#' , line , '#'
key,val = line.split('=')
if key in ['NC', 'NR','NBH','NBA','NBD','ADCMAX','NP','NZ', ] :
val = int(val)
if key in ['AD', 'DT', ] :
val = val.replace(',','.')
val = float(val)
header[key] = val
print header
Waves=[]
Var={}
SECTORSIZE = 512
# loop for record number
for i in range(header['NR']):
#print 'record ',i
offset = 1024 + i*(SECTORSIZE*header['NBD']+1024)
# read analysis zone
analysisHeader = HeaderReader(fid , AnalysisDescription ).read_f(offset = offset)
#print analysisHeader
# read data
NP = (SECTORSIZE*header['NBD'])/2
NP = NP - NP%header['NC']
NP = NP/header['NC']
data = numpy.core.memmap(filename , numpy.dtype('i2') , 'r',
#shape = (header['NC'], header['NP']) ,
shape = (NP,header['NC'], ) ,
offset = offset+header['NBA']*SECTORSIZE)
alph=["A","B","C","D","E","F","G","H","I","J"]
for c in range(header['NC']):
Var['YG'] = float(header['YG%d'%c].replace(',','.'))
Var['ADCMAX'] = header['ADCMAX']
Var['VMax'] = analysisHeader['VMax'][c]
signal = [alph[c],data[:,header['YO%d'%c]].astype('f4')*Var['VMax']/Var['ADCMAX']/Var['YG']]
Waves.append(signal)
Var['sampling_rate'] = 1./analysisHeader['SamplingInterval']
Var['t_start'] = analysisHeader['TimeRecorded']
Var['name'] = header['YN%d'%c]
Var['unit'] = header['YU%d'%c]
# TODO : Hack because letter are easier to read. Valid up to 10 channel
Var['channel'] = alph[c]
fid.close()
return Waves,Var
def IgorLoad(self,Source):
from igor import binarywave,igorpy
Waves={}
Variables={}
if Source[-3:] == 'ibw':
Waves[binarywave.load(Source)['wave']['wave_header']['bname']]=binarywave.load(Source)['wave']['wData']
Variables['SampleInterval']=1
elif Source[-3:] == 'pxp':
#tree=igorpy.load(Source).format()
#print tree
#print '#############'
b=igorpy.load(Source)
for i in b:
if isinstance(i, igorpy.Wave):
Waves[str(i.name)]=i.data
elif isinstance(i, igorpy.Variables):
Variables=i.uservar
elif Source[-3:] == 'txt':
b=numpy.loadtxt(Source)
Waves[Source.split("/")[-1].replace('.txt','').replace('.','_')]=b
Variables=None
elif Source[-3:] == 'csv':
b=numpy.loadtxt(Source)
Waves[Source.split("/")[-1].replace('.txt','').replace('.','_')]=b
Variables=None
elif Source[-3:] == 'wcp':
print "not supported yet, but you can import an igor file"
b,c=self.read_block(Source)
for i,j in enumerate(b):
Waves[str(j[0])+str(i)]=numpy.array(j[1])
for i in c:
Variables[i]=c[i]
try:
return Waves,Variables
except UnboundLocalError:
msgBox = QtGui.QMessageBox()
msgBox.setText(
"""
<b>Filtype not Supported</b>
<p>Only txt, ibw and pxp files are supported
""")
msgBox.exec_()
return None, None
def splitgroups(self,s):
groupre = re.compile(r'(\D*[^\d-])|(-?\d+)')
return tuple(
m.group(1) or int(m.group(2))
for m in groupre.finditer(s)
)
@QtCore.pyqtSlot(list)
def Suggest(self,Array):
'''
Detect character chanis which are not numbers and that are repeated more than once
'''
tempkeys=[]
for j in Array:
j = ''.join([i for i in j if not i.isdigit()])
tempkeys.append(j)
tempkeys=sorted(tempkeys, key=self.splitgroups)
Suggestion=''
for i in list(tempkeys):
if len(tempkeys)>1: #if only one trace, we dontt care
if ((tempkeys.count(i) > 2) and (i not in Suggestion)):
Suggestion+=i+';'
return Suggestion[:-1]
def on_listWidgetFiles_dropped(self, filePaths):
self.FileType=None
#TODO : Add wcp and igor SweepA
# Solve missing sweep bug. (counter will not increment)
for filePath in filePaths:
if os.path.exists(filePath):
Array,Var=self.IgorLoad(filePath)
if Array == None and Var == None:
return
Suggestion=self.Suggest(Array) #Find the most likely suggestion for filter
Filter,ok = QtGui.QInputDialog.getText(Main.FilteringWidget, 'To filter names, add text here',
"",QtGui.QLineEdit.Normal,Suggestion)
#Split Filter if multiple inputs detected
if ';' in Filter:
Filter = Filter.split(';')
else:
Filter=[str(Filter)]
#Split Filter if multiple inputs detected
tempkeys=[]
for i in Array:
tempkeys.append(i)
tempkeys=sorted(tempkeys, key=self.splitgroups)
#Detect the number of channels
NewFilterList=[]
for s in tempkeys:
#for f in Filter: #if f in s:
if s.startswith(tuple(Filter)):
NewFilterList.append(''.join([i for i in s if not i.isdigit()]))
#NewFilterList=[x for x in NewFilterList if "C_Record" not in x]
Requete.NumberofChannels = len(list(set(NewFilterList)))
OriginalSweepNames=[]
FormatedSweepNames=[]
for Filter in list(set(NewFilterList)):
counter=0
for originalName in tempkeys:
if Filter in originalName:
if len(Navigate.ArrayList) <= counter:
Navigate.ArrayList.append([])
formatedName=originalName
Main.LoadedList.append(originalName)
if "Record" in Filter:
shortname=originalName[originalName.index('d')+2:]
shortname=shortname.zfill(4)
formatedName=Filter+shortname
self.FileType="Neuromatic"
elif "sweep" in Filter:
shortname=originalName[originalName.index('p')+2:]
shortname=shortname.zfill(4)
formatedName=Filter+shortname
self.FileType="Synaptics"
else:
wcp=False
for letter in list(string.ascii_uppercase):
if Filter == letter:
wcp=True
shortname=originalName[originalName.index(letter)+1:]
shortname=shortname.zfill(4)
formatedName=letter+shortname
self.FileType="WinWCP"
if wcp == False:
print 'Filetype not supported yet or not tested'
return
OriginalSweepNames.append(originalName)
FormatedSweepNames.append(formatedName)
exec("Analysis."+formatedName+"= Array[originalName]")
Navigate.ArrayList[counter].append(numpy.array(eval("Analysis."+formatedName),dtype=float64))
counter+=1
if Var != None:
for i in Var:
exec("Analysis."+i+"= Var[i]")
Navigate.VarList[i]=eval("Analysis."+i)
#else:
# exec("Analysis.Data = Array")
Main.AnalysisWidget.setEnabled(True)
Main.NavigationWidget.setEnabled(True)
Main.MappingWidget.setEnabled(True)
if len(Navigate.ArrayList[0][0]) > 200000:
savename, ok = QtGui.QInputDialog.getText(QtCore.QObject().sender().parent(), 'Long file','''
The signal looks very long and could be
a concatenated signal or a continuous recording.
Do you want to reslice it?''')
if ok:
print 'more than 200 000 points per sweep, original trace was auto-resliced'
if Navigate.VarList.has_key("sampling_rate") == True:
sr = int(1000.*Navigate.VarList["sampling_rate"])
elif Navigate.VarList.has_key("SampleInterval") == True:
sr = int(1000./Navigate.VarList["SampleInterval"])
else:
sr = 50000
counter=0
temp=[None]*int(len(Navigate.ArrayList[0][0])/sr)
for Slice in range(len(temp)):
temp[Slice]=[None]*Requete.NumberofChannels
print 'reslicing slice ',Slice
for n in range(Requete.NumberofChannels):
temp[Slice][n]=numpy.array(Navigate.ArrayList[0][n][0:sr])
del Navigate.ArrayList[0][n][0:sr]
Navigate.ArrayList=temp
del temp
self.Update_Navigate()
Requete.Add_Dictionnary_Arrays()
Infos.Actualize()
#QtGui.QListWidgetItem(filePath+" added as self."+filePath.split("/")[-1][:-4], self.listWidgetFiles)
QtGui.QListWidgetItem(filePath+" opened", self.listWidgetFiles)
for i in range(len(OriginalSweepNames)):
QtGui.QListWidgetItem(" Igor Wave "+OriginalSweepNames[i]+" loaded as Analysis."+FormatedSweepNames[i], self.listWidgetFiles)
Requete.SpikeTrainfromLocal={}
Requete.AmpSpikeTrainfromLocal={}
Requete.Spiketrain_ids=numpy.copy(Requete.Analogsignal_ids)
Main.Current_or_Average.setCurrentIndex(int(Main.Current_or_Average.findText('Navigate.si')))
def ClearLocal(self):
for i in Main.LoadedList:
try:
exec("del Analysis."+i)
except AttributeError:
pass
self.listWidgetFiles.clear()
Infos.Actualize()
del Navigate.ArrayList[0]
del Requete.Current_Signal
del Requete.timescale
Requete.Current_Sweep_Number=0
Requete.Block_ids=[None]
Requete.Block_date=[None]
Requete.Segment_ids=[None]
Requete.Analogsignal_ids=[None]
Requete.Analogsignal_name=[None]
Requete.tag={}
Requete.tag["Selection"]=[None]
Requete.Analogsignal_channel=[None]
Requete.Analogsignal_sampling_rate=[None]
Requete.Block_fileOrigin=[None]
Requete.Block_Info=[None]
Requete.Analogsignal_signal_shape=[None]
Requete.BypassedSamplingRate=[None]
Requete.Shortest_Sweep_Length=1.0#Navigate.VarList["SamplesPerWave"]*Navigate.VarList["SampleInterval"]
Main.slider.setRange(0, 0) #definit le range du slider sweepnb
Requete.Spiketrain_ids=[None]
Requete.Spiketrain_neuron_name=[None]
Requete.Spiketrain_t_start=[None]
Requete.Spiketrain_Neuid=[None]
Main.To.setText('0')
Main.LoadedList=[]
Requete.SpikeTrainfromLocal={}
Requete.AmpSpikeTrainfromLocal={}
try:
del Navigate.VarList["SampleInterval"]
except KeyError:
pass
try:
del Navigate.VarList["sampling_rate"]
except KeyError:
pass
try:
del Navigate.VarList["DT"]
except KeyError:
pass
Navigate.ArrayList=[]
Main.MainFigure.canvas.fig.clf()
Main.Show_Main_Figure()
#Main.MainFigure.canvas.Compute_Initial_Figure()
Navigate.Check_From_To()
def Update_Navigate(self):
#Resetting Sequence
try:
RecordA0=Navigate.ArrayList[0]
except IndexError:
msgBox = QtGui.QMessageBox()
msgBox.setText(
"""
<b>No Data</b>
<p>No data match your filter paramterers
Caution, Filtering is case-sensitive
""")
msgBox.exec_()
return
Requete.url=None
Requete.Current_Signal=RecordA0
#if Navigate.VarList.has_key("sampling_rate") == True:
# Navigate.VarList["sampling_rate"]=Navigate.VarList["sampling_rate"]*1000.
# Navigate.VarList["SampleInterval"]=Navigate.VarList["sampling_rate"]
try:
if self.FileType == "Neuromatic":#Navigate.VarList.has_key("SampleInterval") == True:
Requete.timescale=(Navigate.VarList["SampleInterval"])*numpy.array(range(len(RecordA0[0])))
Requete.Analogsignal_sampling_rate=list([1000./Navigate.VarList["SampleInterval"]]*len(Navigate.ArrayList))
elif self.FileType=="Synaptics":#Navigate.VarList.has_key("sampling_rate") == True:
Requete.timescale=(1./Navigate.VarList["sampling_rate"])*numpy.array(range(len(RecordA0[0])))
Requete.Analogsignal_sampling_rate=list([1000.*Navigate.VarList["sampling_rate"]]*len(Navigate.ArrayList))
elif self.FileType=="WinWCP":#Navigate.VarList.has_key("sampling_rate") == True:
Requete.timescale=(1000./Navigate.VarList["sampling_rate"])*numpy.array(range(len(RecordA0[0])))
Requete.Analogsignal_sampling_rate=list([Navigate.VarList["sampling_rate"]]*len(Navigate.ArrayList))
except KeyError:
val, ok = QtGui.QInputDialog.getText(self,'Sampling rate not found',
'Please enter sampling interval (ms per point)')
val=float(val)
Navigate.VarList["SampleInterval"] = val
Requete.timescale = val*numpy.array(range(len(RecordA0[0])))
Requete.Analogsignal_sampling_rate=list([len(Requete.Current_Signal[0])]*len(Navigate.ArrayList))
msgBox = QtGui.QMessageBox()
msgBox.setText(
"""
<b>NeuroMatic Import Error</b>
<p>Sampling rate not found, and set to %s
""" %val)
msgBox.exec_()
#else:
# TODO : Add manual SR input
#print "filtype not identified, Auto sampling rate ignored"
#Navigate.VarList["SampleInterval"] = 1.
#Requete.timescale = 1.*numpy.array(range(len(RecordA0)))
#Requete.Analogsignal_sampling_rate=list([len(Requete.Current_Signal)]*len(Navigate.ArrayList))
Requete.Shortest_Sweep_Length=(Requete.timescale[-1]+(Requete.timescale[1]-Requete.timescale[0]))/1000. #in s
if Navigate.VarList.has_key("sampling_rate") == True:
Navigate.Points_by_ms = Navigate.VarList["sampling_rate"]
Requete.BypassedSamplingRate=Navigate.VarList["sampling_rate"]
Navigate.VarList["SampleInterval"]=1000./Navigate.VarList["sampling_rate"]
else:
Navigate.Points_by_ms = 1000./ Navigate.VarList["SampleInterval"]
Requete.BypassedSamplingRate=1000./Navigate.VarList["SampleInterval"]
Navigate.VarList["sampling_rate"]=1000/Navigate.VarList["SampleInterval"]
Requete.Current_Sweep_Number=0
Requete.Block_ids=list([[0]*Requete.NumberofChannels]*len(Navigate.ArrayList))
Requete.Block_date=list([[None]*Requete.NumberofChannels]*len(Navigate.ArrayList))
Requete.Segment_ids=[[x]*Requete.NumberofChannels for x in range(len(Navigate.ArrayList))]
Requete.Analogsignal_ids=[[x]*Requete.NumberofChannels for x in range(len(Navigate.ArrayList))]#range(len(Navigate.ArrayList))
Requete.Analogsignal_name=list([None]*len(Navigate.ArrayList))
Requete.tag={}
new=[]
for i in range(len(Requete.Analogsignal_ids)):
new.append([0]*int(Requete.NumberofChannels))
Requete.tag["Selection"]=new
for i in range(len(Requete.Analogsignal_ids)):
for j in range(Requete.NumberofChannels):
Requete.tag["Selection"][i][j]=0
#Requete.tag["Selection"]=[[0]*int(Requete.NumberofChannels)]*len(Requete.Analogsignal_ids)
Requete.Analogsignal_channel=list([range(Requete.NumberofChannels)]*len(Navigate.ArrayList))
Requete.Block_fileOrigin=list([None]*len(Navigate.ArrayList))
Requete.Block_Info=list([[None]*Requete.NumberofChannels]*len(Navigate.ArrayList))
if Navigate.VarList.has_key("SamplesPerWave") == True:
Requete.Analogsignal_signal_shape=list([int(Navigate.VarList["SamplesPerWave"])]*len(Navigate.ArrayList))
else:
Requete.Analogsignal_signal_shape=list([int(len(Requete.Current_Signal)*Requete.Shortest_Sweep_Length)]*len(Navigate.ArrayList))
Main.slider.setRange(0, len(Requete.Analogsignal_ids)-1) #definit le range du slider sweepnb
Requete.Spiketrain_ids=list([None]*len(Navigate.ArrayList))
Requete.Spiketrain_neuron_name=list([None]*len(Navigate.ArrayList))
Requete.Spiketrain_t_start=list([None]*len(Navigate.ArrayList))
Requete.Spiketrain_Neuid=list([None]*len(Navigate.ArrayList))
for i in [Mapping.X_Start_Field,
Mapping.X_End_Field,
Mapping.X_Step_Field,
Mapping.Y_Start_Field,
Mapping.Y_End_Field,
Mapping.Y_Step_Field]:
i.setEnabled(True)
Mapping.Scanning_Direction_Mode = None
Main.To.setText(str(len(Requete.Analogsignal_ids)-1))
Navigate.Check_From_To()
Main.MainFigure.canvas.fig.clf()
Navigate.Display_First_Trace()