def edit(request, dhcp_scope):
    h = KeyValueHandler()
    trequest = factory.get('/api/keyvalue/?keystore=%s' % dhcp_scope, follow=True)
    instance = h.read(trequest)
    initial = {}
    initial['scope_name'] = dhcp_scope
    ##A bunch of try/catch blocks to create key/value pairs if one does not exist
    try:
        initial['scope_start'] = instance['dhcp.scope.start']
    except:
        trequest = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.scope.start', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['scope_start'] = ''
    try:
        initial['scope_end'] = instance['dhcp.scope.end']
    except:
        treqeust = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.scope.end', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['scope_end'] = ''
    try:
        initial['scope_netmask'] = instance['dhcp.scope.netmask']
    except:
        treqeust = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.scope.netmask', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['scope_netmask'] = ''
    try:
        initial['pool_start'] = instance['dhcp.pool.start']
    except:
        treqeust = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.pool.start', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['pool_start'] = ''
    try:
        initial['pool_end'] = instance['dhcp.pool.end']
    except:
        treqeust = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.pool.end', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['pool_end'] = ''
    try:
        initial['ntp_server1'] = instance['dhcp.option.ntp_server.0']
    except:
        treqeust = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.option.ntp_server.0', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['ntp_server1'] = ''
    try:
        initial['ntp_server2'] = instance['dhcp.option.ntp_server.1']
    except:
        treqeust = factory.post(dhcp_scope % '/en-US/api/keyvalue/%s/', {'key':'dhcp.option.ntp_server.1', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['ntp_server2'] = ''
    try:
        initial['router'] = instance['dhcp.option.router.0']
    except:
        treqeust = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.option.router.0', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['router'] = ''
    try:
        initial['domain_name'] = instance['dhcp.option.domain_name.0']
    except:
        treqeust = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.option.domain_name.0', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['domain_name'] = ''
    try:
        initial['dns_server1'] = instance['dhcp.dns_server.0']
    except:
        treqeust = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.dns_server.0', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['dns_server1'] = ''
    try:
        initial['dns_server2'] = instance['dhcp.dns_server.1']
    except:
        treqeust = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.dns_server.1', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['dns_server2'] = ''
    try:
        initial['allow_booting'] = instance['dhcp.pool.allow_booting.0']
    except:
        treqeust = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.pool.allow_booting.0', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['allow_booting'] = ''
    try:
        initial['allow_bootp'] = instance['dhcp.pool.allow_bootp.0']
    except:
        treqeust = factory.post('/en-US/api/keyvalue/%s/' % dhcp_scope, {'key':'dhcp.pool.allow_bootp.0', 'value':'', 'truth_name':dhcp_scope}, follow=True)
        h.create(trequest)
        initial['allow_bootp'] = ''

    if request.method == 'POST':
        form = forms.EditDHCPScopeForm(request.POST)
        if form.is_valid():
            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.scope.start', 'value':form.cleaned_data['scope_start']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.scope.end', 'value':form.cleaned_data['scope_end']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.scope.netmask', 'value':form.cleaned_data['scope_netmask']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.pool.start', 'value':form.cleaned_data['pool_start']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.pool.end', 'value':form.cleaned_data['pool_end']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.option.ntp_server.0', 'value':form.cleaned_data['ntp_server1']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.option.ntp_server.1', 'value':form.cleaned_data['ntp_server2']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.dns_server.0', 'value':form.cleaned_data['dns_server1']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.dns_server.1', 'value':form.cleaned_data['dns_server2']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.option.domain_name.0', 'value':form.cleaned_data['domain_name']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.option.router.0', 'value':form.cleaned_data['router']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.pool.allow_booting.0', 'value':form.cleaned_data['allow_booting']}, follow=True)
            h.update(trequest, dhcp_scope)

            trequest = factory.post('/en-US/api/v2/keyvalue/%s/' % dhcp_scope, {'truth_id': dhcp_scope, 'key':'dhcp.pool.allow_bootp.0', 'value':form.cleaned_data['allow_bootp']}, follow=True)
            h.update(trequest, dhcp_scope)

    else:
        form = forms.EditDHCPScopeForm(initial=initial)

    return jinja_render_to_response('dhcp/edit.html', {
            "form": form,
            'dhcp_scope': dhcp_scope
           })
dataset/ETHPy150Open rtucker-mozilla/mozilla_inventory/dhcp/views.py/edit/swapped operands of `%`