bulk code format fix (#8707)

python/flatbuffers/compat.py

@@ -12,8 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-""" A tiny version of `six` to help with backwards compability. Also includes
- compatibility helpers for numpy. """
+"""A tiny version of `six` to help with backwards compability.
+
+Also includes compatibility helpers for numpy.
+"""
 
 import sys
 
@@ -25,62 +27,65 @@ PY3 = sys.version_info[0] == 3
 PY34 = sys.version_info[0:2] >= (3, 4)
 
 if PY3:
-    import importlib.machinery
-    string_types = (str,)
-    binary_types = (bytes,bytearray)
-    range_func = range
+  import importlib.machinery
+
+  string_types = (str,)
+  binary_types = (bytes, bytearray)
+  range_func = range
+  memoryview_type = memoryview
+  struct_bool_decl = "?"
+else:
+  import imp
+
+  string_types = (unicode,)
+  if PY26 or PY27:
+    binary_types = (str, bytearray)
+  else:
+    binary_types = (str,)
+  range_func = xrange
+  if PY26 or (PY27 and not PY275):
+    memoryview_type = buffer
+    struct_bool_decl = "<b"
+  else:
     memoryview_type = memoryview
     struct_bool_decl = "?"
-else:
-    import imp
-    string_types = (unicode,)
-    if PY26 or PY27:
-        binary_types = (str,bytearray)
-    else:
-        binary_types = (str,)
-    range_func = xrange
-    if PY26 or (PY27 and not PY275):
-        memoryview_type = buffer
-        struct_bool_decl = "<b"
-    else:
-        memoryview_type = memoryview
-        struct_bool_decl = "?"
 
 # Helper functions to facilitate making numpy optional instead of required
 
+
 def import_numpy():
-    """
-    Returns the numpy module if it exists on the system,
-    otherwise returns None.
-    """
-    if PY3:
-        numpy_exists = (
-            importlib.machinery.PathFinder.find_spec('numpy') is not None)
-    else:
-        try:
-            imp.find_module('numpy')
-            numpy_exists = True
-        except ImportError:
-            numpy_exists = False
+  """Returns the numpy module if it exists on the system,
 
-    if numpy_exists:
-        # We do this outside of try/except block in case numpy exists
-        # but is not installed correctly. We do not want to catch an
-        # incorrect installation which would manifest as an
-        # ImportError.
-        import numpy as np
-    else:
-        np = None
+  otherwise returns None.
+  """
+  if PY3:
+    numpy_exists = importlib.machinery.PathFinder.find_spec("numpy") is not None
+  else:
+    try:
+      imp.find_module("numpy")
+      numpy_exists = True
+    except ImportError:
+      numpy_exists = False
 
-    return np
+  if numpy_exists:
+    # We do this outside of try/except block in case numpy exists
+    # but is not installed correctly. We do not want to catch an
+    # incorrect installation which would manifest as an
+    # ImportError.
+    import numpy as np
+  else:
+    np = None
+
+  return np
 
 
 class NumpyRequiredForThisFeature(RuntimeError):
-    """
-    Error raised when user tries to use a feature that
-    requires numpy without having numpy installed.
-    """
-    pass
+  """Error raised when user tries to use a feature that
+
+  requires numpy without having numpy installed.
+  """
+
+  pass
 
 
 # NOTE: Future Jython support may require code here (look at `six`).