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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def cli(ctx, profile):
 """dw commands support working with multiple data.world accounts \b Use a different <profile> value for each account. In the absence of a <profile>, 'default' will be used. """

    if ctx.obj is None:
        ctx.obj = {}
    ctx.obj['profile'] = profile
    pass