Fix imports for removed django.core.urlresolvers

Author: timgraham

djangobench/benchmarks/url_resolve/benchmark.py

@@ -1,4 +1,7 @@
-from django.core.urlresolvers import resolve
+try:
+    from django.urls import resolve
+except ImportError:  # Django < 1.10
+    from django.core.urlresolvers import resolve
 
 from djangobench.utils import run_benchmark
 

djangobench/benchmarks/url_resolve_flat/benchmark.py

@@ -1,4 +1,7 @@
-from django.core.urlresolvers import resolve
+try:
+    from django.urls import resolve
+except ImportError:  # Django < 1.10
+    from django.core.urlresolvers import resolve
 
 from djangobench.utils import run_benchmark
 

djangobench/benchmarks/url_resolve_flat_i18n_off/benchmark.py

@@ -1,4 +1,7 @@
-from django.core.urlresolvers import resolve
+try:
+    from django.urls import resolve
+except ImportError:  # Django < 1.10
+    from django.core.urlresolvers import resolve
 
 from djangobench.utils import run_benchmark
 

djangobench/benchmarks/url_resolve_nested/benchmark.py

@@ -1,4 +1,7 @@
-from django.core.urlresolvers import resolve
+try:
+    from django.urls import resolve
+except ImportError:  # Django < 1.10
+    from django.core.urlresolvers import resolve
 
 from djangobench.utils import run_benchmark
 

djangobench/benchmarks/url_reverse/benchmark.py

@@ -1,4 +1,7 @@
-from django.core.urlresolvers import reverse
+try:
+    from django.urls import reverse
+except ImportError:  # Django < 1.10
+    from django.core.urlresolvers import reverse
 
 from djangobench.utils import run_benchmark