ZhouWei comments

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                                            ZhouWei

MongoDb GetCollection error: get MakeGenericMethod may only be called on a method for which MethodBase.IsGenericMethodDefinition is true.

Thanks, you are right, the code in mongodb driver is: ``` namespace MongoDB.Driver { // Token: 0x020000C0 RID: 192 internal sealed class MongoDatabaseImpl : MongoDatabaseBase } ``` Internal without public....,...

MongoDb GetCollection error: get MakeGenericMethod may only be called on a method for which MethodBase.IsGenericMethodDefinition is true.

I modified the source code, changed the class MongoDatabaseImpl from internal to public, and recompile it. ```csharp namespace MongoDB.Driver { public sealed class MongoDatabaseImpl : MongoDatabaseBase } ``` The GetCollection...

Support default value for structs, such as default(CancellationToken)

Thanks, can we do this without modified the IronPython Souce Code? ``` DefaultArgBuilder.ToExpression ```

Missed implementation of DbProviderFactory

DbProviderFactory is import for many ORM libs and data helpers, how to implement it?

What is the class IronPython.Runtime.Types.OldInstance in IronPython3

So, What is the base type of the following class, so we can detect the return value is a OldInstance instance: ```python class Test: pass Test() ``` if(return_value is OldInstance)...

How to improve efficiency in compiling razor templates?

I read the document calfully, and searched [Use external cache provider for RazorEngine #278 ](https://github.com/Antaris/RazorEngine/issues/278) and [Redis support #352](https://github.com/Antaris/RazorEngine/issues/352), but still get no idea. Does any succeed in share cache...

Use custom class loader for autoclass

Is there any progress in the past few years, the feature is alow import for many cases to extension a powfully pluigein system.

Auto convert @param to {<name>:<data type>}

In @param works well in NPGSQL, System.Data.SQLite, Mysql.data.client, system.data.sqlclient, and etc. but except oracle. implemeted in the driver, it will be easier to migration databases.

Auto convert @param to {<name>:<data type>}

In [Npgsql](https://github.com/npgsql/npgsql/blob/main/src/Npgsql/NpgsqlParameter.cs) (ADO.NET driver for PostgreSQL), it use a function to change prefix with '@' or ':' ```cs internal void ChangeParameterName(string? value) { if (value == null) _name = TrimmedName...

Auto convert @param to {<name>:<data type>}

ProcessRawQuery in [NpgsqlCommand](https://github.com/npgsql/npgsql/blob/main/src/Npgsql/NpgsqlCommand.cs) with EnableSqlRewriting rewite the sql from '@' and ‘:’ to '$' with Query analysis ParseRawQuery in [SqlQueryParser](https://github.com/npgsql/npgsql/blob/a06d63078d712a296c85d102ea7036ce815c255f/src/Npgsql/SqlQueryParser.cs#L29) includes doing rewriting named parameter placeholders to positional (@p =>...