Fix wrong name in docstring and doc (#10693). Original patch by Eli Bendersky.

Doc/distutils/apiref.rst

@@ -888,7 +888,7 @@ tarballs or zipfiles.
 .. function:: make_zipfile(base_name, base_dir[, verbose=0, dry_run=0])
 
    Create a zip file from all files in and under *base_dir*.  The output zip file
-   will be named *base_dir* + :file:`.zip`.  Uses either the  :mod:`zipfile` Python
+   will be named *base_name* + :file:`.zip`.  Uses either the  :mod:`zipfile` Python
    module (if available) or the InfoZIP :file:`zip`  utility (if installed and
    found on the default search path).  If neither  tool is available, raises
    :exc:`DistutilsExecError`.   Returns the name of the output zip file.

Lib/distutils/archive_util.py

@@ -68,7 +68,7 @@ def make_tarball(base_name, base_dir, compress="gzip", verbose=0, dry_run=0):
 def make_zipfile(base_name, base_dir, verbose=0, dry_run=0):
     """Create a zip file from all the files under 'base_dir'.
 
-    The output zip file will be named 'base_dir' + ".zip".  Uses either the
+    The output zip file will be named 'base_name' + ".zip".  Uses either the
     "zipfile" Python module (if available) or the InfoZIP "zip" utility
     (if installed and found on the default search path).  If neither tool is
     available, raises DistutilsExecError.  Returns the name of the output zip

Lib/shutil.py

@@ -370,7 +370,7 @@ def _make_tarball(base_name, base_dir, compress="gzip", verbose=0, dry_run=0,
     archive that is being built. If not provided, the current owner and group
     will be used.
 
-    The output tar file will be named 'base_dir' +  ".tar", possibly plus
+    The output tar file will be named 'base_name' +  ".tar", possibly plus
     the appropriate compression extension (".gz", or ".bz2").
 
     Returns the output filename.
@@ -440,7 +440,7 @@ def _call_external_zip(base_dir, zip_filename, verbose=False, dry_run=False):
 def _make_zipfile(base_name, base_dir, verbose=0, dry_run=0, logger=None):
     """Create a zip file from all the files under 'base_dir'.
 
-    The output zip file will be named 'base_dir' + ".zip".  Uses either the
+    The output zip file will be named 'base_name' + ".zip".  Uses either the
     "zipfile" Python module (if available) or the InfoZIP "zip" utility
     (if installed and found on the default search path).  If neither tool is
     available, raises ExecError.  Returns the name of the output zip