## GetMembership

`groups.memberships.retrieve(MembershipRetrieveParams**kwargs)  -> MembershipRetrieveResponse`

**post** `/gitpod.v1.GroupService/GetMembership`

Gets a specific membership by group ID and subject.

Use this method to:

- Check if a user or service account is a member of a group
- Verify group membership for access control

### Examples

- Check user membership:

  Checks if a user is a member of a specific group.

  ```yaml
  groupId: "d2c94c27-3b76-4a42-b88c-95a85e392c68"
  subject:
    id: "f53d2330-3795-4c5d-a1f3-453121af9c60"
    principal: PRINCIPAL_USER
  ```

### Authorization

All organization members can check group membership (transparency model).

### Parameters

- `subject: Subject`

  Subject to check membership for

  - `id: Optional[str]`

    id is the UUID of the subject

  - `principal: Optional[Principal]`

    Principal is the principal of the subject

    - `"PRINCIPAL_UNSPECIFIED"`

    - `"PRINCIPAL_ACCOUNT"`

    - `"PRINCIPAL_USER"`

    - `"PRINCIPAL_RUNNER"`

    - `"PRINCIPAL_ENVIRONMENT"`

    - `"PRINCIPAL_SERVICE_ACCOUNT"`

    - `"PRINCIPAL_RUNNER_MANAGER"`

- `group_id: Optional[str]`

### Returns

- `class MembershipRetrieveResponse: …`

  - `member: Optional[GroupMembership]`

    The membership if found, nil if subject is not a member

    - `id: Optional[str]`

      Unique identifier for the group membership

    - `avatar_url: Optional[str]`

      Subject's avatar URL

    - `group_id: Optional[str]`

      Group identifier

    - `name: Optional[str]`

      Subject's display name

    - `subject: Optional[Subject]`

      Subject (user, runner, environment, service account, etc.)

      - `id: Optional[str]`

        id is the UUID of the subject

      - `principal: Optional[Principal]`

        Principal is the principal of the subject

        - `"PRINCIPAL_UNSPECIFIED"`

        - `"PRINCIPAL_ACCOUNT"`

        - `"PRINCIPAL_USER"`

        - `"PRINCIPAL_RUNNER"`

        - `"PRINCIPAL_ENVIRONMENT"`

        - `"PRINCIPAL_SERVICE_ACCOUNT"`

        - `"PRINCIPAL_RUNNER_MANAGER"`

### Example

```python
import os
from gitpod import Gitpod

client = Gitpod(
    bearer_token=os.environ.get("GITPOD_API_KEY"),  # This is the default and can be omitted
)
membership = client.groups.memberships.retrieve(
    subject={
        "id": "f53d2330-3795-4c5d-a1f3-453121af9c60",
        "principal": "PRINCIPAL_USER",
    },
    group_id="d2c94c27-3b76-4a42-b88c-95a85e392c68",
)
print(membership.member)
```

#### Response

```json
{
  "member": {
    "id": "182bd5e5-6e1a-4fe4-a799-aa6d9a6ab26e",
    "avatarUrl": "avatarUrl",
    "groupId": "182bd5e5-6e1a-4fe4-a799-aa6d9a6ab26e",
    "name": "name",
    "subject": {
      "id": "182bd5e5-6e1a-4fe4-a799-aa6d9a6ab26e",
      "principal": "PRINCIPAL_UNSPECIFIED"
    }
  }
}
```