def testCompress():
t = ms.toTable("a", [])
from libms.DataStructures.Table import compressPeakMaps
from libms.DataStructures.MSTypes import PeakMap, Spectrum
import numpy
compressPeakMaps(t)
s = Spectrum(numpy.arange(12).reshape(-1,2), 1.0, 1, "+")
pm = PeakMap([s])
s = Spectrum(numpy.arange(12).reshape(-1,2), 1.0, 1, "+")
pm2 = PeakMap([s])
t = ms.toTable("pm", [pm, pm2])
assert len(set(map(id, t.pm.values))) == 2
compressPeakMaps(t)
assert len(set(map(id, t.pm.values))) == 1
def testCompress():
t = ms.toTable("a", [])
from libms.DataStructures.Table import compressPeakMaps
from libms.DataStructures.MSTypes import PeakMap, Spectrum
import numpy
compressPeakMaps(t)
s = Spectrum(numpy.arange(12).reshape(-1, 2), 1.0, 1, "+")
pm = PeakMap([s])
s = Spectrum(numpy.arange(12).reshape(-1, 2), 1.0, 1, "+")
pm2 = PeakMap([s])
t = ms.toTable("pm", [pm, pm2])
assert len(set(map(id, t.pm.values))) == 2
compressPeakMaps(t)
assert len(set(map(id, t.pm.values))) == 1
def loadTable(path=None):
""" load pickled table
If *path* is missing, a dialog for file selection is opened
instead.
"""
# local import in order to keep namespaces clean
import ms
import sys
from libms.DataStructures.Table import Table, compressPeakMaps
if isinstance(path, unicode):
path = path.encode(sys.getfilesystemencoding())
elif path is None:
path = ms.askForSingleFile(extensions=["table"])
if path is None:
return None
result = Table.load(path)
compressPeakMaps(result)
return result
def storeTable(tab, path=None, forceOverwrite=False):
""" Saves *tab* in a binary ``.table`` file.
If *path* is not provided, a file dialog opens
for choosing the files name and location.
*path* must have file extension ``.table``.
"""
# local import in order to keep namespaces clean
import ms
import sys
from libms.DataStructures.Table import compressPeakMaps
compressPeakMaps(tab)
if isinstance(path, unicode):
path = path.encode(sys.getfilesystemencoding())
elif path is None:
startAt = tab.meta.get("loaded_from", "")
path = ms.askForSave(extensions=["table"], startAt=startAt)
if path is None:
return None
tab.store(path, forceOverwrite)
def storeTable(tab, path=None, forceOverwrite=False):
""" Saves *tab* in a binary ``.table`` file.
If *path* is not provided, a file dialog opens
for choosing the files name and location.
*path* must have file extension ``.table``.
"""
# local import in order to keep namespaces clean
import ms
import sys
from libms.DataStructures.Table import compressPeakMaps
compressPeakMaps(tab)
if isinstance(path, unicode):
path = path.encode(sys.getfilesystemencoding())
elif path is None:
startAt = tab.meta.get("loaded_from", "")
path = ms.askForSave(extensions=["table"], startAt=startAt)
if path is None:
return None
tab.store(path, forceOverwrite)
