Resolve dictionary key override

Key "dictkey_desc" was defined twice, such that places expecting a "description" instead received "descender".
Added a different key, "dictkey_descr" with a string value of "description".

Author: JorjMcKie

docs/document.rst

@@ -1551,21 +1551,19 @@ For details on **embedded files** refer to Appendix 3.
     :rtype: dict
     :returns: a dictionary with the following keys:
 
-        * *name* -- (*str*) name under which this entry is stored
-        * *filename* -- (*str*) filename
-        * *ufilename* -- (*unicode*) filename
-        * *desc* -- (*str*) description
-        * *size* -- (*int*) original file size
-        * *length* -- (*int*) compressed file length
-        * *creationDate* -- *(New in v1.18.13)* (*str*) date-time of item creation in PDF format
-        * *modDate* -- *(New in v1.18.13)* (*str*) date-time of last change in PDF format
-        * *collection* -- *(New in v1.18.13)* (*int*) :data:`xref` of the associated PDF portfolio item if any, else zero.
-        * *checksum* -- *(New in v1.18.13)* (*str*) a hashcode of the stored file content as a hexadecimal string. Should be MD5 according to PDF specifications, but be prepared to see other hashing algorithms.
+        * ``name`` -- (*str*) name under which this entry is stored
+        * ``filename`` -- (*str*) filename
+        * ``ufilename`` -- (*unicode*) filename
+        * ``description`` -- (*str*) description
+        * ``size`` -- (*int*) original file size
+        * ``length`` -- (*int*) compressed file length
+        * ``creationDate`` -- (*str*) date-time of item creation in PDF format
+        * ``modDate`` -- (*str*) date-time of last change in PDF format
+        * ``collection`` -- (*int*) :data:`xref` of the associated PDF portfolio item if any, else zero.
+        * ``checksum`` -- (*str*) a hashcode of the stored file content as a hexadecimal string. Should be MD5 according to PDF specifications, but be prepared to see other hashing algorithms.
 
   .. method:: embfile_names()
 
-    * New in v1.14.16
-
     PDF only: Return a list of embedded file names. The sequence of the names equals the physical sequence in the document.
 
     :rtype: list

src/__init__.py

@@ -912,7 +912,7 @@ def file_info(self):
             size = mupdf.pdf_to_int(o)
 
         res[ dictkey_filename] = JM_EscapeStrFromStr(filename)
-        res[ dictkey_desc] = JM_UnicodeFromStr(desc)
+        res[ dictkey_descr] = JM_UnicodeFromStr(desc)
         res[ dictkey_length] = length
         res[ dictkey_size] = size
         return res
@@ -3255,7 +3255,7 @@ def _embfile_info(self, idx, infodict):
         infodict[dictkey_ufilename] = JM_EscapeStrFromStr(name)
 
         name = mupdf.pdf_to_text_string(mupdf.pdf_dict_get(o, PDF_NAME('Desc')))
-        infodict[dictkey_desc] = JM_UnicodeFromStr(name)
+        infodict[dictkey_descr] = JM_UnicodeFromStr(name)
 
         len_ = -1
         DL = -1
@@ -13665,7 +13665,7 @@ class EmptyFileError(FileDataError):
 dictkey_cs_name = "cs-name"
 dictkey_da = "da"
 dictkey_dashes = "dashes"
-dictkey_desc = "desc"
+dictkey_descr = "description"
 dictkey_desc = "descender"
 dictkey_dir = "dir"
 dictkey_effect = "effect"