Fixed minor issues in comments

Author: mrbean-bremen

fake_filesystem_test.py

@@ -3122,7 +3122,7 @@ def testCanReadFromBlockDevice(self):
 class OpenFileWithEncodingTest(TestCase):
   """Tests that are similar to some open file tests above but using an explicit text encoding.
     Note: these tests can also be run under Python 2 after support for Python 3.2 will be skipped
-          (by using the u literal in the strings which is not supported in Pzthon 3.2)
+          (by using the u literal in the strings which is not supported in Python 3.2)
   """
 
   def setUp(self):
@@ -3132,8 +3132,6 @@ def setUp(self):
     self.os = fake_filesystem.FakeOsModule(self.filesystem)
 
   def testWriteStrReadBytes(self):
-    # note: this and the following test can be run under Python 2
-    # after support for Python 3.2 will be skipped (by using the u literal)
     str_contents = 'علي بابا'
     with self.open(self.file_path, 'w', encoding='arabic') as f:
       f.write(str_contents)

pyfakefs/fake_filesystem.py

@@ -91,7 +91,6 @@
 import sys
 import time
 import warnings
-import binascii
 from collections import namedtuple
 
 if sys.version_info < (3, 0):
@@ -427,6 +426,7 @@ def RemoveEntry(self, pathname_name, recursive=True):
 
     Raises:
       KeyError: if no child exists by the specified name
+      OSError: if user lacks permission to delete the file, or (Windows only) the file is open
     """
     entry = self.contents[pathname_name]
     if entry.st_mode & PERM_WRITE == 0:
@@ -465,6 +465,7 @@ def __init__(self, path_separator=os.path.sep, total_size=None):
 
     Args:
       path_separator:  optional substitute for os.path.sep
+      total_size: if not None, the total size in bytes of the root filesystem
 
       Example usage to emulate real file systems:
          filesystem = FakeFilesystem(alt_path_separator='/' if _is_windows else None)
@@ -2779,8 +2780,8 @@ def Call(self, file_, mode='r', buffering=-1, encoding=None,
       IOError: if the target object is a directory, the path is invalid or
         permission is denied.
     """
-    orig_modes = mode  # Save original mdoes for error messages.
-    # Binary mode for non 3.x or set by mode; an explicit encoding forces binary mode
+    orig_modes = mode  # Save original modes for error messages.
+    # Binary mode for non 3.x or set by mode
     binary = sys.version_info < (3, 0) or 'b' in mode
     # Normalize modes. Ignore 't' and 'U'.
     mode = mode.replace('t', '').replace('b', '')