def init(self):
        globals.printdebug(f"DEBUG: Initializing Azure DevOps SCM Provider")

        self.azure_base_url = os.getenv('SYSTEM_COLLECTIONURI')
        self.azure_api_token = os.getenv('SYSTEM_ACCESSTOKEN')
        if not self.azure_api_token:
            self.azure_api_token = os.getenv('AZURE_API_TOKEN')
        self.azure_pull_request_id = os.getenv('SYSTEM_PULLREQUEST_PULLREQUESTID')
        self.azure_project = os.getenv('SYSTEM_TEAMPROJECT')
        self.azure_project_id = os.getenv('SYSTEM_TEAMPROJECTID')
        self.azure_repo_id = os.getenv('BUILD_REPOSITORY_ID')
        self.azure_build_source_branch = os.getenv('BUILD_SOURCEBRANCH')

        globals.printdebug(f'DEBUG: Azure DevOps base_url={self.azure_base_url} api_token={self.azure_api_token} '
                           f'pull_request_id={self.azure_pull_request_id} project={self.azure_project} '
                           f'project_id={self.azure_project_id} repo_id={self.azure_repo_id}')

        if not self.azure_base_url or not self.azure_project or not self.azure_repo_id or not self.azure_api_token \
                or not self.azure_project_id:
            print(f'BD-Scan-Action: ERROR: Azure DevOps requires that SYSTEM_COLLECTIONURI, SYSTEM_TEAMPROJECT,'
                  'SYSTEM_TEAMPROJECTID, SYSTEM_ACCESSTOKEN or AZURE_API_TOKEN, and BUILD_REPOSITORY_ID be set.')
            sys.exit(1)

        if globals.args.comment_on_pr and not self.azure_pull_request_id:
            print(f'BD-Scan-Action: ERROR: Azure DevOps requires that SYSTEM_PULLREQUEST_PULLREQUESTID be set'
                  'when operating on a pull request')
            sys.exit(1)

        if globals.args.fix_pr and not self.azure_build_source_branch:
            print(f'BD-Scan-Action: ERROR: Azure DevOps requires that BUILD_SOURCEBRANCH be set'
                  'when operating on a pull request')
            sys.exit(1)

        self.azure_credentials = BasicAuthentication('', self.azure_api_token)
        self.azure_connection = Connection(base_url=self.azure_base_url, creds=self.azure_credentials)

        # Get a client (the "core" client provides access to projects, teams, etc)
        self.azure_git_client = self.azure_connection.clients.get_git_client()

        return True