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# ===========================================================================
#
# PUBLIC DOMAIN NOTICE
# National Center for Biotechnology Information
#
# This software/database is a "United States Government Work" under the
# terms of the United States Copyright Act. It was written as part of
# the author's official duties as a United States Government employee and
# thus cannot be copyrighted. This software/database is freely available
# to the public for use. The National Library of Medicine and the U.S.
# Government have not placed any restriction on its use or reproduction.
#
# Although all reasonable efforts have been taken to ensure the accuracy
# and reliability of the software and data, the NLM and the U.S.
# Government do not and cannot warrant the performance or results that
# may be obtained by using this software or data. The NLM and the U.S.
# Government disclaim all warranties, express or implied, including
# warranties of performance, merchantability or fitness for any particular
# purpose.
#
# Please cite the author in any work or product based on this material.
#
# ===========================================================================
#
#
from ctypes import byref, c_uint32, c_int64, c_uint64, c_double
from . import NGS
from .String import NGS_String, NGS_RawString, getNGSString, getNGSValue
from .Refcount import Refcount
# Statistical data container
class Statistics(Refcount):
none = 0
string = 1
int64 = 2
uint64 = 3
real = 4
def getValueType(self, path):
ret = c_uint32()
ngs_str_err = NGS_RawString()
try:
res = NGS.lib_manager.PY_NGS_StatisticsGetValueType(self.ref, path, byref(ret), byref(ngs_str_err.ref))
finally:
ngs_str_err.close()
return ret.value
def getAsString(self, path):
"""
:param: path is hierarchical path to value node
:returns: textual representation of value
:throws: ErrorMsg if path not found or value cannot be converted
"""
ngs_str_err = NGS_RawString()
try:
ngs_str_ret = NGS_String()
try:
res = NGS.lib_manager.PY_NGS_StatisticsGetAsString(self.ref, path, byref(ngs_str_ret.ref), byref(ngs_str_err.ref))
return ngs_str_ret.getPyString()
finally:
ngs_str_ret.close()
finally:
ngs_str_err.close()
def getAsI64(self, path):
"""
:param: path is hierarchical path to value node
:returns: a signed 64-bit integer
:throws: ErrorMsg if path not found or value cannot be converted
"""
ret = c_int64()
ngs_str_err = NGS_RawString()
try:
res = NGS.lib_manager.PY_NGS_StatisticsGetAsI64(self.ref, path, byref(ret), byref(ngs_str_err.ref))
finally:
ngs_str_err.close()
return ret.value
def getAsU64(self, path):
"""
:param: path is hierarchical path to value node
:returns: a non-negative 64-bit integer
:throws: ErrorMsg if path not found or value cannot be converted
"""
ret = c_uint64()
ngs_str_err = NGS_RawString()
try:
res = NGS.lib_manager.PY_NGS_StatisticsGetAsU64(self.ref, path.encode("UTF-8"), byref(ret), byref(ngs_str_err.ref))
finally:
ngs_str_err.close()
return ret.value
def getAsDouble(self, path):
"""
:param: path is hierarchical path to value node
:returns: a 64-bit floating point
:throws: ErrorMsg if path not found or value cannot be converted
"""
ret = c_double()
ngs_str_err = NGS_RawString()
try:
res = NGS.lib_manager.PY_NGS_StatisticsGetAsDouble(self.ref, path, byref(ret), byref(ngs_str_err.ref))
finally:
ngs_str_err.close()
return ret.value
def nextPath(self, path):
"""advance to next path in container
:param: path is null or empty to request first path, or a valid path string
:returns: null if no more paths, or a valid path string
"""
ngs_str_err = NGS_RawString()
try:
ngs_str_ret = NGS_String()
try:
res = NGS.lib_manager.PY_NGS_StatisticsGetNextPath(self.ref, path, byref(ngs_str_ret.ref), byref(ngs_str_err.ref))
return ngs_str_ret.getPyString()
finally:
ngs_str_ret.close()
finally:
ngs_str_err.close()
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