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LSST Data Management Base Package
Public Member Functions | List of all members
lsst.obs.base.gen2to3.repoWalker.parser.SubstitutableRegEx Class Reference

Public Member Functions

def __init__ (self)
 
def addRegexTerm (self, str regex)
 
def addSubstitutionTerm (self, str template)
 
re.Pattern format (self, dict dataId)
 
FormattableRegEx simplify (self)
 

Detailed Description

An implementation of `FormattableRegEx` formed from a concatenation of
actual regular terms and %-style format strings.

Definition at line 80 of file parser.py.

Constructor & Destructor Documentation

◆ __init__()

def lsst.obs.base.gen2to3.repoWalker.parser.SubstitutableRegEx.__init__ (   self)

Definition at line 84 of file parser.py.

84  def __init__(self):
85  self._terms = []
86 

Member Function Documentation

◆ addRegexTerm()

def lsst.obs.base.gen2to3.repoWalker.parser.SubstitutableRegEx.addRegexTerm (   self,
str  regex 
)
Add a regular expression term.

Definition at line 89 of file parser.py.

89  def addRegexTerm(self, regex: str):
90  """Add a regular expression term.
91  """
92  self._terms.append((regex, False))
93 
std::shared_ptr< FrameSet > append(FrameSet const &first, FrameSet const &second)
Construct a FrameSet that performs two transformations in series.
Definition: functional.cc:33

◆ addSubstitutionTerm()

def lsst.obs.base.gen2to3.repoWalker.parser.SubstitutableRegEx.addSubstitutionTerm (   self,
str  template 
)
Add a %-style format template term.

Definition at line 94 of file parser.py.

94  def addSubstitutionTerm(self, template: str):
95  """Add a %-style format template term.
96  """
97  self._terms.append((template, True))
98 

◆ format()

re.Pattern lsst.obs.base.gen2to3.repoWalker.parser.SubstitutableRegEx.format (   self,
dict  dataId 
)

Definition at line 99 of file parser.py.

99  def format(self, dataId: dict) -> re.Pattern:
100  # Docstring inherited from FormattableRegEx.
101  return re.compile("".join(re.escape(s % dataId) if isSub else s
102  for s, isSub in self._terms))
103 
def format(config, name=None, writeSourceLine=True, prefix="", verbose=False)
Definition: history.py:174

◆ simplify()

FormattableRegEx lsst.obs.base.gen2to3.repoWalker.parser.SubstitutableRegEx.simplify (   self)
Return a possibly-simplified version of this object.

If `addSubstitionTerm` was never called, this returns a simple
`FixedRegEx`.

Definition at line 104 of file parser.py.

104  def simplify(self) -> FormattableRegEx:
105  """Return a possibly-simplified version of this object.
106 
107  If `addSubstitionTerm` was never called, this returns a simple
108  `FixedRegEx`.
109  """
110  if not any(isSub for _, isSub in self._terms):
111  return FixedRegEx(re.compile("".join(s for s, _ in self._terms)))
112  else:
113  return self
114 
115 
bool any(CoordinateExpr< N > const &expr) noexcept
Return true if any elements are true.

The documentation for this class was generated from the following file: