scripts/schema-dump.py: New script to dump schema from tracker through XML-RPC

Author: techtonik

scripts/schema-dump.py

@@ -0,0 +1,107 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+Use recently documented XML-RPC API to dump
+Roundup data schema in human readable form.
+
+Future development may cover:
+[ ] unreadable dump formats
+[ ] access to local database
+[ ] lossless dump/restore cycle
+[ ] data dump and filtering with preserved 
+"""
+__license__ = "Public Domain"
+__version__ = "1.0"
+__authors__ = [
+    "anatoly techtonik <[email protected]>"
+]
+
+import os
+import sys
+import xmlrpclib
+import pprint
+import textwrap
+from optparse import OptionParser
+
+sname = os.path.basename(sys.argv[0])
+usage = """\
+usage: %s [options] URL
+
+URL is XML-RPC endpoint for your tracker, such as:
+
+    http://localhost:8917/demo/xmlrpc
+
+options:
+  --pprint     (default)
+  --json
+  --yaml
+  --raw
+
+  -h --help
+  --version
+""" % sname
+
+def format_pprint(var):
+    return pprint.pformat(var)
+
+def format_json(var):
+    jout = pprint.pformat(var)
+    jout = jout.replace('"', "\\'")  # " to \'
+    jout = jout.replace("'", '"')    # ' to "
+    jout = jout.replace('\\"', "'")  # \" to '
+    return jout
+
+def format_yaml(var):
+    out = pprint.pformat(var)
+    out = out.replace('{', ' ')
+    out = out.replace('}', '')
+    out = textwrap.dedent(out)
+    out = out.replace("'", '')
+    out = out.replace(' [[', '\n  [')
+    out = out.replace(']]', ']')
+    out = out.replace('],', '')
+    out = out.replace(']', '')
+    out2 = []
+    for line in out.splitlines():
+        if '[' in line:
+            line = '  ' + line.lstrip(' [')
+            line = line.replace('>', '')
+            line = line.replace('roundup.hyperdb.', '')
+            # expandtabs(16) with limit=1
+            n, v = line.split(', <')
+            if len(n) > 14:
+                indent = 0
+            else:
+                indent = 14 - len(n)
+            line = line.replace(', <', ': '+' '*indent)
+        line.split(",")
+        out2.append(line)
+    out = '\n'.join(out2)
+    return out
+ 
+if __name__ == "__main__":
+    if len(sys.argv) < 2 or "-h" in sys.argv or "--help" in sys.argv:
+        sys.exit(usage)
+    if "--version" in sys.argv:
+        sys.exit(sname + " " + __version__)
+
+    parser = OptionParser()
+    parser.add_option("--raw", action='store_true')
+    parser.add_option("--yaml", action='store_true')
+    parser.add_option("--json", action='store_true')
+    (options, args) = parser.parse_args()
+
+    print sys.argv, args
+    url = args[0]
+    roundup_server = xmlrpclib.ServerProxy(url, allow_none=True)
+    schema = roundup_server.schema()
+    if options.raw:
+        print(str(schema))
+    elif options.yaml:
+        print(format_yaml(schema))
+    elif options.json:
+        print(format_json(schema))
+    else:
+        print(format_pprint(schema))
+
+    print("")

setup.py

@@ -11,7 +11,6 @@
 # OUT OF THE USE OF THIS CODE, EVEN IF THE AUTHOR HAS BEEN ADVISED OF THE
 # POSSIBILITY OF SUCH DAMAGE.
 #
-# BIZAR SOFTWARE PTY LTD SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
 # BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 # FOR A PARTICULAR PURPOSE.  THE CODE PROVIDED HEREUNDER IS ON AN "AS IS"
 # BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE,