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Questions tagged [oslo]

"Oslo" was the codename for SQL Server Modeling CTP, a model-driven development toolset using the "M" Modelling Language. The project was canceled in late 2010.

"Oslo" was the codename for SQL Server Modeling CTP, a model-driven development toolset using the "M" Modelling Language. The project was canceled in late 2010.

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32 questions
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cx_freeze can't find oslo module

I'm trying to use cx_freeze to create a Windows executable from a Python script that imports pyrax (to interface with Rackspace). Pyrax requires oslo (https://github.com/openstack/oslo.utils), a module for working with OpenStack that I have…
DevinRB
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Am I destined to develop in XML?

Based on what I've seen on Oslo, declarative XML will have a key role. Can I expect to be mucking around a lot of designer generated XML to create real world applications? Just know I haven't researched this. I would just appreaciate your…
Cristian Libardo
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Openstack placement-status upgrade check giving not initialized error

I am trying to install openstack Wallaby on Ubuntu 20.04. I already installed Keystone and Glance and they work as expected. But after I installed Placement and tried to verify it using 'placement-status upgrade check' I constantly get the same…
NickRau
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Devstack fails with oslo.policy version mismatch

I am trying to install devstack(stable/newton). I am getting the following error: Traceback (most recent call last): 2016-11-29 16:36:55.348 | File "/usr/local/lib/python2.7/dist-packages/pip/basecommand.py", line 215, in main 2016-11-29…
Pradeep
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How to generate config file from oslo.config?

OpenStack uses oslo.config to define config file options. oslo.config defines configure name, default value, help message, group etc. Since help message is also defined in code, I'm guessing there should be a way to generate a configure file from…
TieDad
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OSLO, ANTLR or other parser grammar, for parsing QUERY EXPRESSION

Greetings I'm working on a project that requires me to write queries in text form, then convert them to some easily processed nodes to be processed by some abiguous repository. Of everything there, the part I'm least interested is the part that…
Jay Allard
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Explanation of Oslo error "M2037: SQL Generation Internal Error: Missing generator for variable"?

In Microsoft Oslo SDK CTP 2008 (using Intellipad) the following code compiles fine: module T { type A { Id : Integer32 = AutoNumber(); } where identity Id; As : A*; type B { Id : Integer32 = AutoNumber(); // …
tamberg
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Is transforming internal DSL to external DSL anti-pattern?

In our legacy system, we wrote our own VM to execute our internal DSL at run time. The in-house VM was designed to run our internal DSL only. We are in the process of rewriting our legacy application. One of the idea we are considering is, to…
B Gandhi
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Is there a way to parse a T-SQL select statement with the "Oslo" M runtime?

Searching around the Microsoft.M assembly I found the SourceParser class and whole set of classes in the Microsoft.TSQL10 namespace that seem related to parsing SQL but I cannot find examples of how to use it. I know the you can generate T-SQL…
Darrel Miller
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Is there a better way to define a decimal in an MGrammar?

I'm working on a DSL in Microsoft's new M Grammar, and it needs to allow decimal values. I've defined decimal as token digits = "0".."9"; token spot = "."; token decimal = digits+ | digits+ spot digits+ | spot digits+; That seems to work, but is…
Mike Two
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What is the difference between "DSL Tools" and "Oslo"?

I've just started playing with domain-specific tools development, and I'm playing with Visual Studio SDK DSL Tools. However, I heard that Microsoft have another initiative into domain-specific development called "Oslo". My impression is that DSL…
CARLOS LOTH
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Python periodic task using oslo service

I am trying to run a method periodically(60 seconds). I am using oslo service to do so. Below is the snippet. import time from oslo_service import periodic_task class MyClass(periodic_task.PeriodicTasks): def __init__(self): …
Chetan
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what is the different between oslo.config and oslo_config?

I`m trying to use the oslo config package. But I found that someone is using this package like this import oslo.config while some others using it like this import oslo_config I`m confused , can anyone tell me what is the difference between this…
Kramer Li
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Explanation of Oslo error "M0197: 'Text' cannot be used in a Type context"?

In Microsoft Oslo SDK CTP 2008 (using Intellipad) the following code compiles fine: module M { type T { Text : Text; } } while compiling the below code leads to the error "M0197: 'Text' cannot be used in a Type context" module M { …
tamberg
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Writing a parser with M, consume while not rule

I'm writing a HTML parser for my own amusement and I wanted to try out M. I base this work on the HTML 4.01 standard and in there it says Although the STYLE and SCRIPT elements use CDATA for their data model, for these elements, CDATA must be…
John Leidegren
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