See history

def log(context):
    """See history"""
    context.obj.find_repo_type()
    if context.obj.vc_name == 'git':
        format = ("--pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset "
                  "%s %Cgreen(%cr) %C(bold blue)<%an>%Creset'")
        context.obj.call(['git', 'log', '--graph', format,
                          '--abbrev-commit', '--stat'])
    elif context.obj.vc_name == 'hg':
        template = (
            '"changeset:   {rev}:{node|short} {tags}\n'
            ' summary:     {desc|firstline|fill68|tabindent|tabindent}"')
        context.obj.call(['hg', 'log', '-G', '--template', template])