def url_load(fileinfo):
from dataflow.modules.load import url_get
path, mtime, entries = fileinfo['path'], fileinfo['mtime'], fileinfo['entries']
name = basename(path)
fid = StringIO.StringIO(url_get(fileinfo))
nx_entries = LoadMAGIKPSD.load_entries(name, fid, entries=entries)
fid.close()
return nx_entries
def LoadSANS(filelist=None, flip=False, transpose=False):
"""
loads a data file into a SansData obj and returns that.
Checks to see if data being loaded is 2D; if not, quits
**Inputs**
filelist (fileinfo[]): Files to open.
flip (bool): flip the data up and down
transpose (bool): transpose the data
**Returns**
output (sans2d[]): all the entries loaded.
2016-04-17 Brian Maranville
"""
from dataflow.modules.load import url_get
from .loader import readSANSNexuz
if filelist is None:
filelist =[]
data = []
for fileinfo in filelist:
path, mtime, entries = fileinfo['path'], fileinfo['mtime'], fileinfo['entries']
name = basename(path)
fid = StringIO.StringIO(url_get(fileinfo))
entries = readSANSNexuz(name, fid)
for entry in entries:
if flip:
entry.data.x = np.fliplr(entry.data.x)
if transpose:
entry.data.x = entry.data.x.T
data.extend(entries)
return data
def LoadMAGIKPSD(fileinfo=None, collapse=True, collapse_axis='y', auto_PolState=False, PolState='', flip=True, transpose=True):
"""
loads a data file into a MetaArray and returns that.
Checks to see if data being loaded is 2D; if not, quits
Need to rebin and regrid if the detector is moving...
**Inputs**
fileinfo (fileinfo): File to open.
collapse {Collapse along one of the axes} (bool): sum over axis of detector
collapse_axis {number index of axis to collapse along} (opt:x|y): axis to sum over
auto_PolState {Automatic polarization identify} (bool): automatically determine the polarization state from entry name
PolState (str): polarization state if not automatically detected
flip (bool): flip the data up and down
transpose (bool): transpose the data
**Returns**
output (ospec2d[]): all the entries loaded.
2016-04-02 Brian Maranville
"""
from dataflow.modules.load import url_get
path, mtime, entries = fileinfo['path'], fileinfo['mtime'], fileinfo['entries']
name = basename(path)
fid = StringIO.StringIO(url_get(fileinfo))
file_obj = h5_open_zip(name, fid)
return loadMAGIKPSD_helper(file_obj, name, path, collapse=collapse, collapse_axis=collapse_axis, auto_PolState=auto_PolState, PolState=PolState, flip=flip, transpose=transpose)
