def save(line):
if len(line.points) <= 2:
raise Exception("length of input or reference is below 3. Scale-Matching lines of size <3 is not possible.")
# only use dbline if to be committed by session/stored or retrieved from db
tobesaved = DBLine.from_numpy_array(line.to_numpy_array())
tobesaved.store()
log.info("created line id %d" % (tobesaved.id))
return tobesaved.id
def get(line):
dbline = DBLine.get(line.id)
if type(dbline) != NoneType:
found = ABCLine.from_numpy_array(dbline.to_numpy_array())
found.id = dbline.id
log.info("retrieved line id %d" % (found.id))
return found
else:
log.error("line id %d does not exist!" % (line.id))
echo = ABCLine()
echo.id = 0
return echo
def delete(line):
dbline = DBLine.get(line.id)
if type(dbline) != NoneType:
# or dbline.view(matchline.ABCLine) ?
echo = ABCLine.from_numpy_array(dbline.to_numpy_array())
echo.id = dbline.id
dbline.remove()
log.info("deleted line id %d" % (line.id))
return echo
else:
log.error("line id %d does not exist!" % (line.id))
echo = ABCLine()
echo.id = 0
return echo
def populate_lines(echo, lines):
varray = ABCSymbol()
for count, record_id in enumerate(lines):
# bug workaround: macos ppc
#if count < 60:
line = DBLine.get(record_id)
#strangely this is necessary to populate (with elixir-db)
for point in line.points:
pass
varray.add_line(line)
#else:
# raise Exception
varray.id = -1
return varray
def match_line(line):
db0 = time.clock()
dbLines = DBLine.getAll()
allLines = []
for dbrecord in dbLines:
allLines.append(dbrecord.to_numpy_array())
log.debug('m_l db: '+str(time.clock()-db0)+'s')
py0 = time.clock()
result = pooling.run(allLines,line.to_numpy_array())
## symbol = pooling.MPLine(allLines)
## lines = symbol.matchLine(line.to_numpy_array())
log.debug('m_l py: '+str(time.clock()-py0)+'s')
pop0 = time.clock()
#build set (might be buggy!)
log.info('found %d matches out of %d records!'%(len(result),len(dbLines)))
resultSet = set()
for recordNumber in result:
resultSet.add(dbLines[recordNumber].id)
response = populate_lines(line, resultSet)
log.debug('m_l pop: '+str(time.clock()-pop0)+'s')
log.debug('m_l total: '+str(time.clock()-db0)+'s')
return response
