ran black and isort for coherent code formatting

1 files changed, 15 insertions, 8 deletions

diff --git a/bitsandbytes/cextension.py b/bitsandbytes/cextension.py
index 4bc7bf7..bc11474 100644
--- a/bitsandbytes/cextension.py
+++ b/bitsandbytes/cextension.py
@@ -1,6 +1,7 @@
 import ctypes as ct
 import os
 from warnings import warn
+
 from bitsandbytes.cuda_setup import evaluate_cuda_setup
 
 
@@ -8,17 +9,21 @@ class CUDALibrary_Singleton(object):
     _instance = None
 
     def __init__(self):
-        raise RuntimeError('Call get_instance() instead')
+        raise RuntimeError("Call get_instance() instead")
 
     def initialize(self):
         self.context = {}
         binary_name = evaluate_cuda_setup()
-        if not os.path.exists(os.path.dirname(__file__) + f'/{binary_name}'):
-            print(f'TODO: compile library for specific version: {binary_name}')
-            print('defaulting to libbitsandbytes.so')
-            self.lib = ct.cdll.LoadLibrary(os.path.dirname(__file__) + '/libbitsandbytes.so')
+        if not os.path.exists(os.path.dirname(__file__) + f"/{binary_name}"):
+            print(f"TODO: compile library for specific version: {binary_name}")
+            print("defaulting to libbitsandbytes.so")
+            self.lib = ct.cdll.LoadLibrary(
+                os.path.dirname(__file__) + "/libbitsandbytes.so"
+            )
         else:
-            self.lib = ct.cdll.LoadLibrary(os.path.dirname(__file__) + f'/{binary_name}')
+            self.lib = ct.cdll.LoadLibrary(
+                os.path.dirname(__file__) + f"/{binary_name}"
+            )
 
     @classmethod
     def get_instance(cls):
@@ -35,6 +40,8 @@ try:
     lib.get_cusparse.restype = ct.c_void_p
     COMPILED_WITH_CUDA = True
 except AttributeError:
-    warn("The installed version of bitsandbytes was compiled without GPU support. "
-         "8-bit optimizers and GPU quantization are unavailable.")
+    warn(
+        "The installed version of bitsandbytes was compiled without GPU support. "
+        "8-bit optimizers and GPU quantization are unavailable."
+    )
     COMPILED_WITH_CUDA = False