Remove unused functionality, deprecate "delorean" as a script

The dlrn-compare binary has not been used for a long time, so we
can remove it. Same goes for scripts/run.sh.

Also, we are deprecating usage of "delorean" as a
script name, but still keeping the functionality.

Change-Id: I1efcea1650bd6c69be28a0af7b97f0db987c7723

dlrn/shell.py

@@ -20,7 +20,6 @@
 
 from functools import partial
 
-from prettytable import PrettyTable
 import sh
 from six.moves import configparser
 
@@ -65,6 +64,14 @@
                    }
 
 
+def deprecation():
+    # We will still call main, but will indicate that this way of calling
+    # the application will be deprecated.
+    print("Using the 'delorean' command has been deprecated. Please use 'dlrn'"
+          " instead.")
+    main()
+
+
 def main():
     parser = argparse.ArgumentParser()
     # Some of the non-positional arguments are required, so change the text
@@ -495,51 +502,6 @@ def process_build_result(status, packages, session, dev_mode=False,
     return exit_code
 
 
-def compare():
-    parser = argparse.ArgumentParser()
-    parser.add_argument('--info-repo',
-                        help="use a local rdoinfo repo instead of "
-                             "fetching the default one using rdopkg. Only"
-                             "applies when pkginfo_driver is rdoinfo in"
-                             "projects.ini")
-    config_options = getConfigOptions()
-    options, args = parser.parse_known_args(sys.argv[1:])
-    pkginfo_driver = config_options.pkginfo_driver
-    pkginfo_object = import_object(pkginfo_driver, cfg_options=config_options)
-    packages = pkginfo_object.getpackages(local_info_repo=options.info_repo,
-                                          tags=config_options.tags)
-
-    compare_details = {}
-    # Each argument is a ":" seperate filename:title, this filename is the
-    # sqlite db file and the title is whats used in the dable being displayed
-    table_header = ["Name", "Out of Sync"]
-    for dbdetail in args:
-        dbfilename, dbtitle = dbdetail.split(":")
-        table_header.extend((dbtitle + " upstream", dbtitle + " spec"))
-
-        session = getSession('sqlite:///%s' % dbfilename)
-
-        for package in packages:
-            package_name = package["name"]
-            compare_details.setdefault(package_name, [package_name, " "])
-            last_success = getCommits(session, project=package_name,
-                                      with_status="SUCCESS").first()
-            if last_success:
-                compare_details[package_name].extend(
-                    (last_success.commit_hash[:8],
-                     last_success.distro_hash[:8]))
-            else:
-                compare_details[package_name].extend(("None", "None"))
-        session.close()
-
-    table = PrettyTable(table_header)
-    for name, compare_detail in compare_details.items():
-        if len(set(compare_detail)) > 4:
-            compare_detail[1] = "*"
-        table.add_row(compare_detail)
-    print(table)
-
-
 def post_build(status, packages, session):
     config_options = getConfigOptions()
     commit = status[0]

requirements.txt

@@ -8,7 +8,6 @@ SQLAlchemy
 PyYAML
 pycparser==2.14
 rdopkg>=0.34
-PrettyTable
 alembic
 renderspec
 pymod2pkg>=0.5.5

setup.cfg

@@ -51,6 +51,5 @@ output_file = dlrn/locale/dlrn.pot
 [entry_points]
 console_scripts =
     dlrn = dlrn.shell:main
-    delorean = dlrn.shell:main
-    delorean-compare = dlrn.shell:compare
+    delorean = dlrn.shell:deprecation
     dlrn-purge = dlrn.purge:purge