本文整理汇总了Python中trappy.stats.grammar.Parser.ref方法的典型用法代码示例。如果您正苦于以下问题：Python Parser.ref方法的具体用法？Python Parser.ref怎么用？Python Parser.ref使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类trappy.stats.grammar.Parser的用法示例。
在下文中一共展示了Parser.ref方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_bool_ops_vector
# 需要导入模块: from trappy.stats.grammar import Parser [as 别名]
# 或者: from trappy.stats.grammar.Parser import ref [as 别名]
def test_bool_ops_vector(self):
"""Test Logical Operations: Vector"""
thermal_zone_id = 0
# The equation returns a vector mask
parser = Parser(trappy.FTrace())
eqn = "(trappy.thermal.ThermalGovernor:current_temperature > 77000)\
& (trappy.pid_controller.PIDController:output > 2500)"
mask = parser.solve(eqn)
self.assertEquals(len(parser.ref(mask.dropna()[0])), 0)示例2: Analyzer
# 需要导入模块: from trappy.stats.grammar import Parser [as 别名]
# 或者: from trappy.stats.grammar.Parser import ref [as 别名]
class Analyzer(object):
"""
:param data: TRAPpy Run Object
:type data: :mod:`trappy.run.Run`
:param config: A dictionary of variables, classes
and functions that can be used in the statements
:type config: dict
"""
def __init__(self, data, config, topology=None):
self._parser = Parser(data, config, topology)
def assertStatement(self, statement, select=None):
"""Solve the statement for a boolean result
:param statement: A string representing a valid
:mod:`trappy.stats.grammar` statement
:type statement: str
:param select: If the result represents a boolean
mask and the data was derived from a TRAPpy event
with a pivot value. The :code:`select` can be
used to select a particular pivot value
:type select: :mod:`pandas.DataFrame` column
"""
result = self.getStatement(statement, select=select)
# pylint: disable=no-member
if not (isinstance(result, bool) or isinstance(result, np.bool_)):
warnings.warn(
"solution of {} is not an instance of bool".format(statement))
return result
# pylint: enable=no-member
def getStatement(self, statement, reference=False, select=None):
"""Evaluate the statement"""
result = self._parser.solve(statement)
# pylint: disable=no-member
if np.isscalar(result):
return result
# pylint: enable=no-member
if select is not None and len(result):
result = result[select]
if reference:
result = self._parser.ref(result)
return result示例3: Analyzer
# 需要导入模块: from trappy.stats.grammar import Parser [as 别名]
# 或者: from trappy.stats.grammar.Parser import ref [as 别名]
class Analyzer(object):
"""
Args:
data (trappy.Run): A trappy.Run instance
config (dict): A dictionary of variables, classes
and functions that can be used in the statements
"""
def __init__(self, data, config, topology=None):
self._parser = Parser(data, config, topology)
def assertStatement(self, statement, select=None):
"""Solve the statement for a boolean result"""
result = self.getStatement(statement, select=select)
# pylint: disable=no-member
if not (isinstance(result, bool) or isinstance(result, np.bool_)):
warnings.warn(
"solution of {} is not an instance of bool".format(statement))
return result
# pylint: enable=no-member
def getStatement(self, statement, reference=False, select=None):
"""Evaluate the statement"""
result = self._parser.solve(statement)
# pylint: disable=no-member
if np.isscalar(result):
return result
# pylint: enable=no-member
if select is not None and len(result):
result = result[select]
if reference:
result = self._parser.ref(result)
return result