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LSST Data Management Base Package
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lsst.daf.base.yaml Namespace Reference

Functions

 dt_representer (dumper, data)
 
 pl_representer (dumper, data)
 
 ps_representer (dumper, data)
 
 dt_constructor (loader, node)
 
 pl_constructor (loader, node)
 
 ps_constructor (loader, node)
 

Variables

 yaml = None
 
list loaderList = []
 
 pl_constructor
 
 Loader
 
 ps_constructor
 
 dt_constructor
 

Detailed Description

This module defines YAML I/O for key lsst.daf.base classes.

Function Documentation

◆ dt_constructor()

lsst.daf.base.yaml.dt_constructor ( loader,
node )
Construct an lsst.daf.base.DateTime from an ISO8601-formatted string in
TAI

Definition at line 98 of file yaml.py.

98def dt_constructor(loader, node):
99 """Construct an lsst.daf.base.DateTime from an ISO8601-formatted string in
100 TAI
101 """
102 dt = loader.construct_scalar(node)
103 return DateTime(str(dt), DateTime.TAI)
104
105
Class for handling dates/times, including MJD, UTC, and TAI.
Definition DateTime.h:64

◆ dt_representer()

lsst.daf.base.yaml.dt_representer ( dumper,
data )
Represent an lsst.daf.base.DateTime (as ISO8601-formatted string in TAI)

Definition at line 55 of file yaml.py.

55def dt_representer(dumper, data):
56 """Represent an lsst.daf.base.DateTime (as ISO8601-formatted string in TAI)
57 """
58 return dumper.represent_scalar('lsst.daf.base.DateTime',
59 data.toString(DateTime.TAI))
60
61

◆ pl_constructor()

lsst.daf.base.yaml.pl_constructor ( loader,
node )
Construct an lsst.daf.base.PropertyList from a YAML pickle-like
structure.

Definition at line 106 of file yaml.py.

106def pl_constructor(loader, node):
107 """Construct an lsst.daf.base.PropertyList from a YAML pickle-like
108 structure.
109 """
110 pl = PropertyList()
111 yield pl
112 state = loader.construct_sequence(node, deep=True)
113 setPropertyListState(pl, state)
114
115

◆ pl_representer()

lsst.daf.base.yaml.pl_representer ( dumper,
data )
Represent an lsst.daf.base.PropertyList as an ordered sequence of
name/type/value/comment lists)

Definition at line 66 of file yaml.py.

66def pl_representer(dumper, data):
67 """Represent an lsst.daf.base.PropertyList as an ordered sequence of
68 name/type/value/comment lists)
69 """
70 # Turn the tuples into lists for cleaner representation in yaml
71 result = getPropertyListState(data, asLists=True)
72 return dumper.represent_sequence('lsst.daf.base.PropertyList', result,
73 flow_style=None)
74
75

◆ ps_constructor()

lsst.daf.base.yaml.ps_constructor ( loader,
node )
Construct an lsst.daf.base.PropertyList from a YAML pickle-like
structure.

Definition at line 116 of file yaml.py.

116def ps_constructor(loader, node):
117 """Construct an lsst.daf.base.PropertyList from a YAML pickle-like
118 structure.
119 """
120 ps = PropertySet()
121 yield ps
122 state = loader.construct_sequence(node, deep=True)
123 setPropertySetState(ps, state)
124
125

◆ ps_representer()

lsst.daf.base.yaml.ps_representer ( dumper,
data )
Represent an lsst.daf.base.PropertySet as a mapping from names to
type/value pairs.

Definition at line 80 of file yaml.py.

80def ps_representer(dumper, data):
81 """Represent an lsst.daf.base.PropertySet as a mapping from names to
82 type/value pairs.
83 """
84 # Turn the tuples into lists for cleaner representation in yaml
85 result = getPropertySetState(data, asLists=True)
86 return dumper.represent_sequence('lsst.daf.base.PropertySet', result,
87 flow_style=None)
88
89

Variable Documentation

◆ dt_constructor

lsst.daf.base.yaml.dt_constructor

Definition at line 130 of file yaml.py.

◆ Loader

lsst.daf.base.yaml.Loader

Definition at line 128 of file yaml.py.

◆ loaderList

list lsst.daf.base.yaml.loaderList = []

Definition at line 35 of file yaml.py.

◆ pl_constructor

lsst.daf.base.yaml.pl_constructor

Definition at line 128 of file yaml.py.

◆ ps_constructor

lsst.daf.base.yaml.ps_constructor

Definition at line 129 of file yaml.py.

◆ yaml

lsst.daf.base.yaml.yaml = None

Definition at line 28 of file yaml.py.