hg parents [-r REV] [FILE]

show the parents of the working directory or revision

    Print the working directory's parent revisions. If a revision is
    given via -r/--rev, the parent of that revision will be printed.
    If a file argument is given, the revision in which the file was
    last changed (before the working directory revision or the
    argument to --rev if given) is printed.

    Returns 0 on success.
    

options:

 == =================== ============================================
 -r --rev REV           show parents of the specified revision      
    --style STYLE       display using template map file (DEPRECATED)
 -T --template TEMPLATE display with template                       
    --mq                operate on patch repository                 
 == =================== ============================================

global options:

 == =================== ==================================================================
 -R --repository REPO   repository root directory or name of overlay bundle file          
    --cwd DIR           change working directory                                          
 -y --noninteractive    do not prompt, automatically pick the first choice for all prompts
 -q --quiet             suppress output                                                   
 -v --verbose           enable additional output                                          
    --config CONFIG [+] set/override config option (use 'section.name=value')             
    --debug             enable debugging output                                           
    --debugger          start debugger                                                    
    --encoding ENCODE   set the charset encoding (default: UTF-8)                         
    --encodingmode MODE set the charset encoding mode (default: strict)                   
    --traceback         always print a traceback on exception                             
    --time              time how long the command takes                                   
    --profile           print command execution profile                                   
    --version           output version information and exit                               
 -h --help              display help and exit                                             
    --hidden            consider hidden changesets                                        
 == =================== ==================================================================

[+] marked option can be specified multiple times