Fix - warn while creating keys with existing name

[anilcse]

---

name: Pull Request
about: Submit a pull request
title: 'Fix - warn while creating keys with existing name'
labels: ''
assignees: '@boz @gosuri'

---

Description

Motivation and Context

• I have raised an issue to propose this change (required)
• My issue has received approval from the maintainers or lead with the design/approved label

How Has This Been Tested?

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I've read the CONTRIBUTION guide
• I have signed-off my commits with git commit -s
• I have added tests to cover my changes.
• All new and existing tests passed.

[anilcse]

Fix #275

[gosuri]

this is great, few changes:

• confirmation should happen in interactive mode only
• it should fail all other modes (shell and json)

[anilcse]

@gosuri resolved the changes requested.