This is an IronPython bug. We only support one-dimensional indexing at the moment.
Martin > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:users- > [EMAIL PROTECTED] On Behalf Of Keith J. Farmer > Sent: Saturday, April 09, 2005 3:10 AM > To: Discussion of IronPython > Subject: [IronPython] Error with non-jagged array? > > Caveat: I ran this using Mono, so I'm not sure if it's really a problem > with Mono, or a bug in IronPython. It looks like there are some > problems with arrays, but someone with a Win32 version should check > this. > > The following uses Mapack, downloadable from Lutz Roeder's site. > > Intended usage from C# would be: > > Matrix A = new Matrix(3, 3); > A[0,0] = 2.0; A[0,1] = 1.0; A[0,2] = 2.0; > A[1,0] = 1.0; A[1,1] = 4.0; A[1,2] = 0.0; > A[2,0] = 2.0; A[2,1] = 0.0; A[2,2] = 8.0; > > ---------- > Keith J. Farmer > [EMAIL PROTECTED] > http://www.thuban.org > > C:\Program Files\IronPython-0.7.1\bin>mono IronPythonConsole.exe > IronPython 0.7.1 on .NET 2.0.40607.16 > Copyright (c) Microsoft Corporation. All rights reserved. > >>> import sys > >>> sys.LoadAssemblyFromFile("C:\\Documents and > Settings\\kfarmer\\Desktop\\Mapack\\Build\\Mapack.dll") > >>> from Mapack import * > >>> m = Matrix.Random(3, 3) > >>> m > 0.225364771776537 0.31672962862846 0.88264873478685 > 0.648747126408269 0.137992081762288 0.868301292354381 > 0.880461812895006 0.061446850682351 0.249342372757076 > > >>> m.Transpose() > 0.225364771776537 0.648747126408269 0.880461812895006 > 0.31672962862846 0.137992081762288 0.061446850682351 > 0.88264873478685 0.868301292354381 0.249342372757076 > > >>> m[0,0] > System.Reflection.TargetParameterCountException: Number of parameter > does not match expected count. > in <0x00111> System.Reflection.Binder:ConvertArgs > (System.Reflection.Binder,object[],System.Reflection.ParameterInfo[],Sys > tem.Globalization.CultureInfo) > in <0x00040> System.Reflection.MonoMethod:Invoke > (object,System.Reflection.BindingFlags,System.Reflection.Binder,object[] > ,System.Globalization.CultureInfo) > in <0x00060> System.Reflection.MonoProperty:GetValue > (object,System.Reflection.BindingFlags,System.Reflection.Binder,object[] > ,System.Globalization.CultureInfo) > in <0x00017> System.Reflection.PropertyInfo:GetValue (object,object[]) > in <0x00070> IronPython.Objects.PythonType:__getitem__ (object,object) > in <0x002ca> IronPython.Objects.Ops:GetIndex (object,object) > in <0x000a4> input_7:Run (IronPython.Objects.Frame) > in <0x0023f> IronPython.Hosting.PythonEngine:DoOneInteractive > (IronPython.Objects.Frame) > in <0x0003f> IronPython.Hosting.PythonEngine:RunInteractive () > > >>> m[0][0] > System.Reflection.TargetParameterCountException: Number of parameter > does not match expected count. > in <0x00111> System.Reflection.Binder:ConvertArgs > (System.Reflection.Binder,object[],System.Reflection.ParameterInfo[],Sys > tem.Globalization.CultureInfo) > in <0x00040> System.Reflection.MonoMethod:Invoke > (object,System.Reflection.BindingFlags,System.Reflection.Binder,object[] > ,System.Globalization.CultureInfo) > in <0x00060> System.Reflection.MonoProperty:GetValue > (object,System.Reflection.BindingFlags,System.Reflection.Binder,object[] > ,System.Globalization.CultureInfo) > in <0x00017> System.Reflection.PropertyInfo:GetValue (object,object[]) > in <0x00070> IronPython.Objects.PythonType:__getitem__ (object,object) > in <0x002ca> IronPython.Objects.Ops:GetIndex (object,object) > in <0x00051> input_8:Run (IronPython.Objects.Frame) > in <0x0023f> IronPython.Hosting.PythonEngine:DoOneInteractive > (IronPython.Objects.Frame) > in <0x0003f> IronPython.Hosting.PythonEngine:RunInteractive () > > >>> m.__dict__ > {'Trace': <property# Trace on Matrix>, 'Submatrix': <method# Submatrix > on Mapack.Matrix>, 'GetHashCode': <method# GetHashCode on > System.Object>, 'Diagonal': <method# Diagonal on Mapack.Matrix>, > 'Random': <method# Random on Mapack.Matrix>, 'IsSquare': <property# > IsSquare on Matrix>, 'Item': <property# Item on Matrix>, 'Inverse': > <property# Inverse on Matrix>, 'Norm1': <property# Norm1 on Matrix>, > 'IsSymmetric': <property# IsSymmetric on Matrix>, 'InfinityNorm': > <property# InfinityNorm on Matrix>, 'Transpose': <method# Transpose on > Mapack.Matrix>, 'ToString': <method# ToString on Mapack.Matrix>, 'Rows': > <property# Rows on Matrix>, '__new__': <method Mapack.Matrix.__new__>, > 'GetType': <method# GetType on System.Object>, '__repr__': <built-in > function ReprMethod>, 'FrobeniusNorm': <property# FrobeniusNorm on > Matrix>, 'Solve': <method# Solve on Mapack.Matrix>, 'Columns': > <property# Columns on Matrix>, 'Determinant': <property# Determinant on > Matrix>,'Clone': <method# Clone on Mapack.Matrix>, 'Equals': <method# > Equals on System.Object>} > >>> > _______________________________________________ > users-ironpython.com mailing list > users-ironpython.com@lists.ironpython.com > http://lists.ironpython.com/listinfo.cgi/users-ironpython.com _______________________________________________ users-ironpython.com mailing list users-ironpython.com@lists.ironpython.com http://lists.ironpython.com/listinfo.cgi/users-ironpython.com
