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Project Templates

CSnakes provides several project templates to help you get started quickly with different types of applications.

Available Templates

Console Application Template (pyapp)

Creates a simple console application with CSnakes integration.

dotnet new pyapp

What it creates:

  • Basic console application
  • Example Python file with type annotations
  • Configured .csproj file
  • Simple C# code demonstrating Python function calls

Template Options

Common Options

All templates support these standard dotnet new options:

  • --name (-n) - The name for the output being created
  • --output (-o) - Location to place the generated output
  • --dry-run - Displays a summary of what would happen without creating files
  • --force - Forces content to be generated even if it would change existing files
  • --no-update-check - Disables checking for template package updates
  • --project - The project that should be used for context evaluation
  • --language (-lang) - Specifies the template language (C#)
  • --type - Specifies the template type (project)

CSnakes Template-Specific Options

  • --PythonVersion (-P) - Python version to target (default: 3.12)
  • Available options: 3.9, 3.10, 3.11, 3.12, 3.13
  • --NoVirtualEnvironment (-N) - Disable virtual environment setup (default: false)
  • When false (default), a virtual environment will be created
  • --PackageManager (-Pa) - Package manager to use (default: none)
  • Available options: none, pip, uv

Examples

Create a Named Project

dotnet new pyapp --name MyPythonApp --output ./MyPythonApp

Create with Specific Python Version

dotnet new pyapp --PythonVersion 3.11

Create with Package Manager

dotnet new pyapp --PackageManager pip

Create Without Virtual Environment

dotnet new pyapp --NoVirtualEnvironment

Create with Multiple Options

dotnet new pyapp --name DataProcessor --PythonVersion 3.12 --PackageManager uv --output ./data-app

Template Structure

Console App Template Structure

MyApp/
├── MyApp.csproj
├── Program.cs
└── hello.py

Customizing Templates

You can modify the generated templates by:

  1. Adding Python Dependencies: Add/Edit requirements.txt
  2. Adding Python Modules: Create new .py files in the project directory
  3. Configuring Environment: Modify the Python environment setup in Program.cs

Installing Templates

Install Latest Version

dotnet new install CSnakes.Templates

Install Specific Version

dotnet new install CSnakes.Templates::1.0.1

Update Templates

dotnet new update

Uninstall Templates

dotnet new uninstall CSnakes.Templates

Next Steps