lsst.afw.geom.transformFromString Namespace Reference

Functions
	transformFromString (data)

Function Documentation

transformFromString()

lsst.afw.geom.transformFromString.transformFromString

(

data

)

Read a Transform from a string that was saved using
``Transform.writeString``

Unlike ``Transform.readString``, you need not know the ``Transform`` class in
advance

Parameters
----------
data : `str`
    A string in the format produced by ``Transform.writeString``.

Returns
-------
transform : a ``Transform`` class
    An object of the same type used to create ``data``.

Definition at line 24 of file transformFromString.py.

def transformFromString(data):
    """Read a Transform from a string that was saved using
    ``Transform.writeString``
 
    Unlike ``Transform.readString``, you need not know the ``Transform`` class in
    advance
 
    Parameters
    ----------
    data : `str`
        A string in the format produced by ``Transform.writeString``.
 
    Returns
    -------
    transform : a ``Transform`` class
        An object of the same type used to create ``data``.
    """
    version, transformClassName, remainder = data.split(" ", 2)
    try:
        transformClass = transformRegistry[transformClassName]
    except LookupError:
        raise RuntimeError(f"Unknown transform class {transformClassName!r}")
 
    return transformClass.readString(data)