Class Hierarchy

• object: The most base type
  • exceptions.BaseException: Common base class for all exceptions
    • exceptions.Exception: Common base class for all non-exit exceptions.
      • exceptions.StandardError: Base class for all standard Python exceptions that do not represent interpreter exiting.
        • exceptions.ValueError: Inappropriate argument value (of correct type).
          • pygeodesy.errors._ValueError: (INTERNAL) Format a ValueError with/-out exception chaining.
            • pygeodesy.ltp.LocalError: A LocalCartesian or Ltp related issue.
              • pychlv.__pygeodesy.ChLVError: Error raised for ChLV, ChLVa, ChLVe or ChLVr or other issues.
  • pychlv.chlvs._ChLV: (INTERNAL) Base class for ChLV* classes.
    • pychlv.chlvs.ChLV: Conversion between (WGS84) geodetic and Swiss projection coordinates using PyGeodesy EcefKarney ECEF methods.
      • pychlv.chlvs.ChLVr: Conversion between (Bessel1841) geodetic and Swiss projection coordinates using the SwissTopo Rigorous formulas 3.2 and 3.3, December 2018, pp 20-21.
    • pychlv.chlvs.ChLVa: Conversion between (WGS84) geodetic and Swiss projection coordinates using the SwissTopo Approximate formulas.
    • pychlv.chlvs.ChLVe: Conversion between (WGS84) geodetic and Swiss projection coordinates using the SwissTopo Ellipsoidal approximate formulas and Bolliger, J. pp 148-151 (also GGGS).
  • pygeodesy.named._Named: (INTERNAL) Root class for named objects.
    • pygeodesy.named._NamedBase: (INTERNAL) Base class with name.
      • pygeodesy.ltp.LocalCartesian: Conversion between geodetic (lat, lon, height) and local cartesian (x, y, z) coordinates with geodetic origin (lat0, lon0, height0), transcoded from Karney's C++ class LocalCartesian.
        • pychlv.chlvs.ChLVa: Conversion between (WGS84) geodetic and Swiss projection coordinates using the SwissTopo Approximate formulas.
        • pychlv.chlvs.ChLVe: Conversion between (WGS84) geodetic and Swiss projection coordinates using the SwissTopo Ellipsoidal approximate formulas and Bolliger, J. pp 148-151 (also GGGS).
        • pychlv.chlvs.ChLVr: Conversion between (Bessel1841) geodetic and Swiss projection coordinates using the SwissTopo Rigorous formulas 3.2 and 3.3, December 2018, pp 20-21.
        • pygeodesy.ltp.Ltp: A local tangent plan (LTP), a sub-class of LocalCartesian with (re-)configurable ECEF converter.
          • pychlv.chlvs.ChLV: Conversion between (WGS84) geodetic and Swiss projection coordinates using PyGeodesy EcefKarney ECEF methods.
            • pychlv.chlvs.ChLVr: Conversion between (Bessel1841) geodetic and Swiss projection coordinates using the SwissTopo Rigorous formulas 3.2 and 3.3, December 2018, pp 20-21.
      • pygeodesy.ecef._EcefBase: (INTERNAL) Base class for Ecef* conversion classes.
        • pygeodesy.ecef.EcefKarney: Conversion between geodetic and geocentric, Earth-Centered, Earth-Fixed (ECEF) coordinates transcoded from Karney's C++ Geocentric methods.
    • pygeodesy.named._NamedTuple: (INTERNAL) Base for named tuples with both index and attribute name access to the items.
      • pychlv.chlvTuples.ChLVEN2Tuple: 2-Tuple (E_LV95, N_LV95) with falsed Swiss LV95 easting and northing in meter (2_600_000, 1_200_000) and origin at Bern, Ch.
      • pychlv.chlvTuples.ChLVYX2Tuple: 2-Tuple (Y, X) with unfalsed Swiss LV95 easting and northing in meter.
      • pychlv.chlvTuples.ChLVyx2Tuple: 2-Tuple (y_LV03, x_LV03) with falsed Swiss LV03 easting and northing in meter (600_000, 200_000) and origin at Bern, Ch.
      • pygeodesy.namedTuples.LatLon3Tuple: 3-Tuple (lat, lon, height) in degrees90, degrees180 and meter, conventionally.
        • pygeodesy.namedTuples.LatLon4Tuple: 4-Tuple (lat, lon, height, datum) in degrees90, degrees180, meter and Datum.
      • pygeodesy.ltpTuples.Local9Tuple: 9-Tuple (x, y, z, lat, lon, height, ltp, ecef, M) with local x, y, z all in meter, geodetic lat, lon, height, local tangent plane ltp (Ltp), ecef (Ecef9Tuple) with geocentric x, y, z, geodetic lat, lon, height and concatenated rotation matrix M (EcefMatrix) or None.
        • pychlv.chlvTuples.ChLV9Tuple: 9-Tuple (Y, X, h_, lat, lon, height, ltp, ecef, M) with unfalsed Swiss (Y, X, h_) coordinates and height, all in meter, ltp either a ChLV, ChLVa or ChLVe instance and ecef (EcefKarney at Bern, Ch), otherwise like Local9Tuple.
  • tuple: tuple() -> empty tuple tuple(iterable) -> tuple initialized from iterable's items
    • pygeodesy.named._NamedTuple: (INTERNAL) Base for named tuples with both index and attribute name access to the items.
      • pychlv.chlvTuples.ChLVEN2Tuple: 2-Tuple (E_LV95, N_LV95) with falsed Swiss LV95 easting and northing in meter (2_600_000, 1_200_000) and origin at Bern, Ch.
      • pychlv.chlvTuples.ChLVYX2Tuple: 2-Tuple (Y, X) with unfalsed Swiss LV95 easting and northing in meter.
      • pychlv.chlvTuples.ChLVyx2Tuple: 2-Tuple (y_LV03, x_LV03) with falsed Swiss LV03 easting and northing in meter (600_000, 200_000) and origin at Bern, Ch.
      • pygeodesy.namedTuples.LatLon3Tuple: 3-Tuple (lat, lon, height) in degrees90, degrees180 and meter, conventionally.
        • pygeodesy.namedTuples.LatLon4Tuple: 4-Tuple (lat, lon, height, datum) in degrees90, degrees180, meter and Datum.
      • pygeodesy.ltpTuples.Local9Tuple: 9-Tuple (x, y, z, lat, lon, height, ltp, ecef, M) with local x, y, z all in meter, geodetic lat, lon, height, local tangent plane ltp (Ltp), ecef (Ecef9Tuple) with geocentric x, y, z, geodetic lat, lon, height and concatenated rotation matrix M (EcefMatrix) or None.
        • pychlv.chlvTuples.ChLV9Tuple: 9-Tuple (Y, X, h_, lat, lon, height, ltp, ecef, M) with unfalsed Swiss (Y, X, h_) coordinates and height, all in meter, ltp either a ChLV, ChLVa or ChLVe instance and ecef (EcefKarney at Bern, Ch), otherwise like Local9Tuple.