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The cosmos generator linked a consumer to its provider only through an '<role>' in group_names reference or an explicit provides: name. A hard dependency has neither -- pinning the provider on unconditionally is exactly what removes the Jinja reference the generator was reading -- so web-svc-asset's bond to web-svc-file vanished from the diagram the moment it became binding. Match a service key against the provider's own primary key from the registry, in both directions. Services the role turns off drew a solid 1:1 edge, claiming a mandatory relationship for something that carries nothing at deploy time. They now render as a red 0..0 edge; edge merging gained a real precedence so a provider consumed through two keys stays live when only one is off. Named colour, not hex: a '#' opens an entity code in the mermaid lexer and turns the whole diagram into a parse error on GitHub. Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
41 lines
1.8 KiB
Markdown
41 lines
1.8 KiB
Markdown
# Python-Pip
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## Description
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This role installs the [python-pip](https://en.wikipedia.org/wiki/Pip_(package_manager)) package on the target system. It ensures that the pip package manager is available for installing Python packages.
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## Overview
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Optimized for simplicity and idempotency, this role:
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- Installs the python-pip package using [pacman](https://wiki.archlinux.org/title/Pacman).
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- Sets a flag to ensure the installation tasks run only once.
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## Cosmos
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The diagram places Python-Pip in the Infinito.Nexus cosmos: the components it deploys (capabilities), the central services it consumes (dependencies), and its outward reach (federation and bridged external networks).
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```mermaid
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flowchart LR
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subgraph role [sys-pip 💻]
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svc_pip["pip"]
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end
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```
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Solid `1:1` edges are fixed relationships; dashed `0..1` edges are conditional (enabled only in matching deployments); red `0..0` edges are turned off in this role. Node markers show the role's deploy modes (💻 host, 🐳 compose, 🐝 swarm); ❌ marks a service that is explicitly turned off, and ⚙️ an Ansible role dependency declared in `meta/main.yml`.
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## Purpose
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The primary purpose of this role is to provide a reliable installation of the Python package manager, pip, ensuring that subsequent Python package installations can proceed without issues.
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## Features
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- **Pip Installation:** Installs python-pip if not already present.
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- **Idempotency:** Ensures tasks are executed only once.
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## Credits
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Implemented by **[Kevin Veen-Birkenbach](https://www.veen.world)**.
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Part of the [Infinito.Nexus Project](https://s.infinito.nexus/code) and maintained by [Kevin Veen-Birkenbach](https://www.veen.world).
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Licensed under the [Infinito.Nexus Community License (Non-Commercial)](https://s.infinito.nexus/license).
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