Changed renaming templates: g -> GID, G -> GNAME, L -> LEN, F -> FNAME, u -> UID, U -> UNAME. ...

Upped MAXINCLUDES to 1000.
Cleaned up Usage() output.
Removed extraneous "]' option that was previously accepted by getopt() as legal.
Factored out the getopt() string as a literal at the top of the program.
Fixed bug in ProcessIncludes() so include symbol ignored if in context of a previous option argument.

Implmenented UID, Uname, GID, and Gname renaming tokens.

Implemented File Length renaming token.

Implemented Filename renaming token.

Slight error message cleanup.

Implemented logic to catch unknown renaming token types. ...

Slight edits to token-related error messages.

Implemented /`cmd`/ command execution renaming tokens.

Implemented actual renaming token substitution logic. ...

Implemented /$ENVVAR/ renaming token support.

Added code to __ResolveRenameTokens() to detect renaming tokens in a string, determine their contents, and flag missing delimiters.

Cosmetic cleanup in preparation for rename token processing. ...

Changed regex processing to use match.span() rather than match.start() and match.end().

Consolidated all test mode reporting down into __RenameIt() so that -t will also show any required backup operations.

Fixed a bug that occured when multiple renames iterated over the same filename.

First cut at regex-based matching. ...

-E option removed.  All ErrorMsg calls terminate program immediately now.

Added more bounds checking for individual replacement instance values.

Changed renaming logic to only rename the instances specified on the command line via -i.

Changed -i parsing logic to look for python-style indexes or slice ranges.

Began implementing new logic for selecting replacement "instances". ...

This means -G and -g are no longer necessary.

Initial revision

Changed Rename() to ProcessRenameRequests(). ...

Got rid of the whole name/ext/all target paradigm, thereby eliminating -a, -b, -e, and -L options.

Simplified test mode reporting to only show top level renames and not any consequence backups or skips. ...

Implemented live file renaming.

Moved checks for existing targets from Rename() to RenameIt(). ...

Made check for existing target recursive so existing backups would get backed up.
Implemented min/max new filename length enforcement.
Restructured Rename() so it didn't have to iterate twice over the work queue.

Began restructuring Rename() and added a new supporting RenameIt() method.

Added -P option to allow user to specify their own escape character.

Cleaned up and added more forced renaming logic. ...

Changed -l to -L.
Added framework for -P, to change the default escape string.
Added check to disallow an null string as an argument to -L, -P, -R, and -S.

More cosmetic cleanup.

Changed -v so it dumps and *continues* - this allows its output to be included in a rename output log.

Minor cosmetic cleanup.

Added logic for dumping test output. ...

Added InfoMsg().
Began implementing logic for forced renaming of existing targets.
Added -S option to override forced renaming suffix.

Modified ErrorMsg to accept and optional EXIT argument. This gets rid of most of the sys.exit(1)s that littered the code. ...

Added length constraint checks to newly calculated file/dir names.

Rewrote ProcessIncludes() to properly detect all legal forms of the include option on the command line.

Cleaned up renaming logic to handle old and new stings that contain spaces. ...

Fixed problem with debug option not being properly detected in all cases.

Cleaned up the rename code further when handling -r =something.

Added code to observe reqested case sensitivity when renaming. ...

Added code to handle the case when the old replacement string is null.

Retooled the renaming algorithm in preparation for adding case-insensitivity.

Fixed rename logic to only affect the filename portion of the fully qualified pathname string.

Built basic scaffolding for renaming files. ...

Changed -1 option to -G.
Implemented support for -G, -g.

Modified the contents of ORDERBYCMDLINE and ORDERBYALPHA to use fully qualified filenames.

Retooled the way RenameTargets is structured and populated. ...

Added a separate method to dump RenameTargets for debugging.
Cleaned up bug in ProcessIncludes() that occurred in you included another include without trailing whitespace (-Ix).
Added EXTDELIM, MAXLINELEN, & RENSEP to the ProgramOptions table (like the other options), and adjusted code thoughout to reflect this.

Restructured RenRequests to be a single dictionary that now lives in the RenameTargets class. ...

The old and new strings now appear in the RenRequests dictionary with keys "OLD" and "NEW" respectively.
Defined symbolic constants for accessing state and old, new strings rather than embedding literal strings all over the code.

Changed TGTSEQFLG to a null string so it doesn't show up in debug output.

More cleanup of debug output for command line and environment info.

Repackaged program options into the ProgramOptions dictionary instead of being separate global variables. ...

Cleaned up dump output and integrated the work previously done in DumpRenameObj() into the constructor of the object itself.

Implemented GetOldNew to properly parse a -r old=new arg, honoring RENSEP.

Slight code cleanup and abstraction. ...

Added -R option.

Changed how environment variable and homepage strings are calculated.

Cleaned up Usage() copyright info and added homepage information.

Minor edit to copyright message.

Fixed problem when user specified -I without a space before the filename following as in -Ifile.

Minor cosmetic change to Usage() output.

Added program version info to DumpState() output. ...

General DumpState() cleanup.

Fixed minor typo in Usage(). ...

Added MAXLINELEN to DumpState() output.

Catch os.stat() attempts on nonexistent files. ...

Removed program version number from error and debug output lines.
Added -w to allow user to set length of diagnostic output and reorganized code as needed to do this everywhere.
Removed pair-target command line processing and went back to the standard CLI semantics.

Further slight restructuring of renaming request code.

Factored out a common routine, DumpList(), for dumping any list, using any output handler. ...

Setup the basic structure for parsing renaming requests.

Added deletion of unneeded objects at the end of RenameTargets.__init__()

Added remainder of os.stat() info to RenameTargets for potential sequence renaming token use. ...

Added alpha-order of command line rename targets for potential sequence renaming token use.

More factoring of RenameTargets sequence generations. ...

Added atime and mtime to tracked sequences.

Factored and cleaned up sequence building logic in RenameTargets. ...

Cleaned up DumpRenameObj() accordingly.

Added code to sort entries alphabetically if more than one has same ctime or size. ...

Added code to store ascending and descending sequence numbers by ctime and size for each rename target.

Fixed sequence list construction to preserve all files that share idential ctimes/sizes. ...

Further cleanup of DumpRenameObj().
Make sure to only construct/delete a RenameTarget object if there are actual arguments to process.

Added logic to dump sequence information from rename objects.

Added logic to more cleanly handle long error and debug messages.

Began constructing the renaming targets object and associated debug support.

Got rid of superfluous DumpState() at end of option parsing.

Reintroduced ability to get debug dump as often as we like with multiple command line '-d's. ...

Reorganized and cleaned up the code and debugging logic.

Cleanup of debug structure and logic.

Added logic to subdivide command line into "opts... targets..." pairs.

Noted ability to interweave options and rename targets. ...

Fixed formatting problem in options description.

WHATSNEW For 'tren' 1.107 (Fri Jan 22 19:14:35 CST 2010)

WHATSNEW For 'tren' 1.107 (Fri Jan 22 19:13:49 CST 2010)

Provided more detailed reporting of command line getopt errors. ...

Harmonized the -I missing argument error with the above.

Added code to handle comments in include files.

Documented the limit on inclusions.

Limited number of includes to 50 to catch circular references.

Changed -F to -I. ...

Implemented $TREN handling.
Implemented -I include processing.
Added command line and environment diagnostic output to DumpState().

Documented $TREN. ...

Described how options may be specified.
Changed -F to -I.

Added -d to getopts list. ...

Added command line parsing and toggle/option processing.

Added state variables/toggles. ...

Implemented PrintStderr() and PrintStdout() for all printing operations.
Changed Usage() and ErrorMsg() to use these printing primitives instead of 'print'.
Added dDEBUG, ColumnPad(), DebugMsg(), DumpState(), and the -d flag.

Moved -b to correct location in SYNOPSIS.

Added -d option. ...

Moved -E option into correct alphabetic location in the options descriptions.

Many typos and minor edits fixed.

Added OTHER PROGRAM SEMANTICS section. ...

Fixed some examples.

Added -F option. ...

Added default toggles.
Added section explaining toggle use.

First complete document.

Began cleanup of renaming token details.

Finished renaming token overview. ...

Expunged all old references to -T.
Put Help and Version at the top of the Examples list.

Move OPTIONS up right below SHORT SYNOPSIS. ...

Settled on "renaming token" as correct terminology.
Lots of token-related editing.

Further minor edits.

Typos

More work on templates.

Further cleanup of the Sequence Renaming Tokens section.

Minor formatting.

Minor cleanup.

Filled in more of the sequence renaming token material.

Added discussion of escaping = in -r and -x contexts. ...

Inital completion of EXAMPLES section.

Minor edits.

Continued documenting renaming tokens.

Added -a and -p options. ...

Started filling in the TEMPLATE CONSTRUCTION and EXAMPLES sections.

Editing and formatting cleanup. ...

Changed -m to -T.
Changed renaming token delimiters from <> to //.

Added .py suffix to all tren command invocation examples. ...

Added text explaining why destructive renames are not permitted.
Removed -w option and references to destructive overwrites.

Formatting.

Fixed minor typo/formatting.

Added -c option for case collapsing. ...

Wrote detailed documentation for all options.

Modified license to make 'tren' free for all users.

Finished long description replacing Rename By Date with Rename By Pattern.

Minor edits and formatting cleanup.

Added -b and -e options.

Some slight reformatting.

Edits and cleanup to the options section.

Finshed options section and began filling in Description.

Fixed minor bugs from template used to create skeleton code. ...

Removed references to tconfpy and config file parsing.

Minor edits.

Created overall structure and began adding content for command line options.

WHATSNEW For 'tren' 1.100 (Thu Jan 14 12:26:34 CST 2010)

Initial Version