Migrate to gdsfactory9

[MatthewMckee4]

Summary by Sourcery

Migrate the project to gdsfactory9, update the build system to use uv, and improve type hints and code organization.

Enhancements:

• Update type hints for improved code clarity and maintainability.
• Refactor MMI components to use temp_component.add_port for port definitions, enhancing code organization.
• Update bend_euler to use path instead of p for extrude and info calculations.

Build:

• Migrate from pip to uv for package management, improving installation speed and dependency resolution.

Tests:

• Update test YAML files to reflect changes in cross-section naming and properties.

Chores:

• Update the minimum supported Python version to 3.11 in pyproject.toml.
• Update gdsfactory dependency to version 9.0.1.

[sourcery-ai]

Reviewer's Guide by Sourcery

This pull request migrates the gvtt project to gdsfactory9, updates dependencies, improves code clarity with type hints, refactors component port definitions, and updates test files to reflect changes in cross-section naming and routing information.

Updated class diagram for bend_euler component

classDiagram
    class bend_euler {
        angle: float
        p: float
        with_arc_floorplan: bool
        npoints: Optional[int]
        direction: str
        with_bbox: bool
        cross_section: CrossSectionSpec
        +bend_euler()
    }
    note for bend_euler "radius is no longer None"

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Updated class diagram for mmi1x2 component

classDiagram
    class mmi1x2 {
        length_taper: float
        length_mmi: float
        width_mmi: float
        gap_mmi: float
        taper: ComponentSpec
        straight: ComponentSpec
        cross_section: CrossSectionSpec
        +mmi1x2()
    }
    note for mmi1x2 "ports are now added using temp_component"

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Updated class diagram for mmi2x2 component

classDiagram
    class mmi2x2 {
        length_taper: float
        length_mmi: float
        width_mmi: float
        gap_mmi: float
        taper: ComponentSpec
        straight: ComponentSpec
        cross_section: CrossSectionSpec
        +mmi2x2()
    }
    note for mmi2x2 "ports are now added using temp_component"

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Updated class diagram for transitions components

classDiagram
    class xs_rib_strip {
        width_deep: float
        dist_deep: float
        wg_marking_layer: LayerSpec | None
        +xs_rib_strip()
    }

    class rib_to_strip {
        length: float
        width1: float
        width2: float
        +rib_to_strip()
    }

    class strip_to_rib {
        length: float
        width1: float
        width2: float
        +strip_to_rib()
    }

    class strip_taper {
        width1: float
        width2: float
        taper_ratio: float
        length: float | None
        +strip_taper()
    }

    class rib_taper {
        width1: float
        width2: float
        taper_ratio: float
        length: float | None
        +rib_taper()
    }

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Updated class diagram for tech components

classDiagram
    class rib {
        width: float
        width_trench: float
        wg_marking_layer: LayerSpec
        +rib()
    }

    class strip {
        width: float
        width_trench: float
        wg_marking_layer: LayerSpec
        +strip()
    }

    class vttstrip {
        width: float
        width_trench: float
        wg_marking_layer: LayerSpec | None
        +vttstrip()
    }

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File-Level Changes

Change	Details	Files
Updated gdsfactory dependency to version 9.0.1 and requires python 3.11 or later.	Updated gdsfactory dependency to ~9.0.1. Updated requires-python to >=3.11. Updated installation instructions in README to recommend Python 3.11 or later.	pyproject.toml README.md
Added type hints and kwargs to function definitions for better code clarity and maintainability.	Added type hints to function arguments and return values. Added **kwargs: Any to function definitions to allow for arbitrary keyword arguments.	gvtt/components/transitions.py gvtt/components/bend_euler.py gvtt/tech.py
Refactored component port definitions to use a temporary component.	Created a temporary component to hold port definitions. Added ports to the temporary component using temp_component.add_port(). Ports are now added to the component using the temporary component's ports.	gvtt/components/mmi2x2.py gvtt/components/mmi1x2.py
Updated the dev make command to use uv.	Replaced pip install -e .[dev,docs] with uv sync --all-extras and uv pip install -e . Added uv run pre-commit install	Makefile
Updated test files to reflect changes in cross-section naming and routing information.	Updated cross_section names in test files. Updated route_info_type to strip or rib. Added route_info_strip_length and route_info_rib_length.	tests/test_components/test_pdk_settings_straight_rib_.yml tests/test_components/test_pdk_settings_straight_.yml tests/test_components/test_pdk_settings_straight_sc_.yml

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