Move the module name to it's own variable
diff --git a/cryptography/hazmat/bindings/openssl/backend.py b/cryptography/hazmat/bindings/openssl/backend.py
index 4b6ea1f..494430b 100644
--- a/cryptography/hazmat/bindings/openssl/backend.py
+++ b/cryptography/hazmat/bindings/openssl/backend.py
@@ -60,10 +60,10 @@
functions = []
macros = []
for name in self._modules:
- __import__("cryptography.hazmat.bindings.openssl." + name)
- module = (
- sys.modules["cryptography.hazmat.bindings.openssl." + name]
- )
+ module_name = "cryptography.hazmat.bindings.openssl." + name
+ __import__(module_name)
+ module = sys.modules[module_name]
+
self.ffi.cdef(module.TYPES)
macros.append(module.MACROS)