> ## Documentation Index
> Fetch the complete documentation index at: https://gofastmcp.com/llms.txt
> Use this file to discover all available pages before exploring further.

# shared

# `fastmcp.cli.install.shared`

Shared utilities for install commands.

## Functions

### `parse_env_var` <sup><a href="https://github.com/PrefectHQ/fastmcp/blob/main/src/fastmcp/cli/install/shared.py#L21" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python  theme={"theme":{"light":"snazzy-light","dark":"dark-plus"}}
parse_env_var(env_var: str) -> tuple[str, str]
```

Parse environment variable string in format KEY=VALUE.

### `process_common_args` <sup><a href="https://github.com/PrefectHQ/fastmcp/blob/main/src/fastmcp/cli/install/shared.py#L32" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python  theme={"theme":{"light":"snazzy-light","dark":"dark-plus"}}
process_common_args(server_spec: str, server_name: str | None, with_packages: list[str] | None, env_vars: list[str] | None, env_file: Path | None) -> tuple[Path, str | None, str, list[str], dict[str, str] | None]
```

Process common arguments shared by all install commands.

Handles both fastmcp.json config files and traditional file.py:object syntax.

### `open_deeplink` <sup><a href="https://github.com/PrefectHQ/fastmcp/blob/main/src/fastmcp/cli/install/shared.py#L148" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python  theme={"theme":{"light":"snazzy-light","dark":"dark-plus"}}
open_deeplink(url: str) -> bool
```

Attempt to open a deeplink URL using the system's default handler.

**Args:**

* `url`: The deeplink URL to open.
* `expected_scheme`: The URL scheme to validate (e.g. "cursor", "goose").

**Returns:**

* True if the command succeeded, False otherwise.