IOHandlers.wkt — Well Known Text (geometry) Plugin for PySAL’s FileIO System

New in version 1.0.

class pysal.core.IOHandlers.wkt.WKTParser

Class to represent OGC WKT, supports reading and writing Modified from... # URL: http://dev.openlayers.org/releases/OpenLayers-2.7/lib/OpenLayers/Format/WKT.js #Reg Ex Strings copied from OpenLayers.Format.WKT

Methods

LineString
Point
Polygon
fromWKT

LineString(geoStr)

Point(geoStr)

Polygon(geoStr)

fromWKT(wkt)

class pysal.core.IOHandlers.wkt.WKTReader(*args, **kwargs)

class by_row(parent)

WKTReader.cast(key, typ)

cast key as typ

classmethod WKTReader.check()

Prints the contents of the registry

WKTReader.close()

WKTReader.flush()

WKTReader.get(n)

Seeks the file to n and returns n If .ids is set n should be an id, else, n should be an offset

static WKTReader.getType(dataPath)

Parse the dataPath and return the data type

WKTReader.ids

WKTReader.next()

A FileIO object is its own iterator, see StringIO

WKTReader.open()

WKTReader.rIds

WKTReader.read(n=-1)

Read at most n objects, less if read hits EOF if size is negative or omitted read all objects until EOF returns None if EOF is reached before any objects.

WKTReader.seek(n)

WKTReader.tell()

Return id (or offset) of next object

WKTReader.truncate(size=None)

Should be implemented by subclasses and redefine this doc string

WKTReader.write(obj)

Must be implemented by subclasses that support ‘w’ subclasses should increment .pos subclasses should also check if obj is an instance of type(list) and redefine this doc string