Cleanup: spelling, grammar, and other corrections

D5084 by @nBurn with edits

source/blender/python/generic/blf_py_api.c

@@ -468,7 +468,7 @@ static PyMethodDef BLF_methods[] = {
     {NULL, NULL, 0, NULL},
 };
 
-PyDoc_STRVAR(BLF_doc, "This module provides access to blenders text drawing functions.");
+PyDoc_STRVAR(BLF_doc, "This module provides access to Blender's text drawing functions.");
 static struct PyModuleDef BLF_module_def = {
     PyModuleDef_HEAD_INIT,
     "blf",       /* m_name */

source/blender/python/intern/bpy_app.c

@@ -86,7 +86,7 @@ static PyStructSequence_Field app_info_fields[] = {
     {(char *)"version_char", (char *)"The Blender version character (for minor releases)"},
     {(char *)"version_cycle", (char *)"The release status of this build alpha/beta/rc/release"},
     {(char *)"binary_path",
-     (char *)"The location of blenders executable, useful for utilities that spawn new instances"},
+     (char *)"The location of Blender's executable, useful for utilities that open new instances"},
     {(char *)"background",
      (char *)"Boolean, True when blender is running without a user interface (started with -b)"},
     {(char *)"factory_startup",

source/blender/python/intern/bpy_interface_atexit.c

@@ -17,7 +17,7 @@
 /** \file
  * \ingroup pythonintern
  *
- * This file inserts an exit callback into pythons 'atexit' module.
+ * This file inserts an exit callback into Python's 'atexit' module.
  * Without this sys.exit() can crash because blender is not properly closing
  * resources.
  */

source/blender/python/intern/bpy_library_load.c

@@ -19,9 +19,9 @@
  *
  * This file exposed blend file library appending/linking to python, typically
  * this would be done via RNA api but in this case a hand written python api
- * allows us to use pythons context manager (__enter__ and __exit__).
+ * allows us to use Python's context manager (`__enter__` and `__exit__`).
  *
- * Everything here is exposed via bpy.data.libraries.load(...) which returns
+ * Everything here is exposed via `bpy.data.libraries.load(...)` which returns
  * a context manager.
  */
 

source/blender/python/intern/bpy_props.c

@@ -2986,8 +2986,8 @@ PyDoc_STRVAR(
     "      .. warning::\n"
     "\n"
     "         There is a known bug with using a callback,\n"
-    "         Python must keep a reference to the strings returned or Blender will misbehave\n"
-    "         or even crash."
+    "         Python must keep a reference to the strings returned by the callback or Blender\n"
+    "         will misbehave or even crash."
     "\n"
     "   :type items: sequence of string tuples or a function\n" BPY_PROPDEF_NAME_DOC
         BPY_PROPDEF_DESC_DOC