old_contents: import sys
  import urllib
  import urllib2
  import urlparse
  import hmac
  import hashlib
  from optparse import OptionParser
  from pprint import pprint
  from datetime import datetime
  
  
  def parse_options():
      optparser = OptionParser(usage=''' %prog --api-key= --secret-key= <JSON dump>
  
  Import project data dump in JSON format into Allura project.''')
      optparser.add_option('-a', '--api-key', dest='api_key', help='API key')
      optparser.add_option('-s', '--secret-key', dest='secret_key', help='Secret key')
      optparser.add_option('-u', '--base-url', dest='base_url', default='https://sourceforge.net', help='Base Allura URL (%default)')
      optparser.add_option('--validate', dest='validate', action='store_true', help='Validate import data')
      options, args = optparser.parse_args()
      if len(args) != 1:
          optparser.error("Wrong number of arguments.")
      if not options.api_key or not options.secret_key:
          optparser.error("Keys are required.")
      return options, args
  
  
  class AlluraRestClient(object):
  
      def __init__(self, base_url, api_key, secret_key):
          self.base_url = base_url
          self.api_key = api_key
          self.secret_key = secret_key
          
      def sign(self, path, params):
          params.append(('api_key', self.api_key))
          params.append(('api_timestamp', datetime.utcnow().isoformat()))
          message = path + '?' + urllib.urlencode(sorted(params))
          digest = hmac.new(self.secret_key, message, hashlib.sha256).hexdigest()
          params.append(('api_signature', digest))
          return params
  
      def call(self, url, **params):
          url = urlparse.urljoin(options.base_url, url)
          params = self.sign(urlparse.urlparse(url).path, params.items())
  
          try:
              result = urllib2.urlopen(url, urllib.urlencode(params))
              return result.read()
          except urllib2.HTTPError, e:
              error_content = e.read()
              e.msg += '. Error response:\n' + error_content
              raise e
  
      
  if __name__ == '__main__':
      options, args = parse_options()
      if options.validate:
          url = '/rest/p/test/bugs/validate_import'
      else:
          url = '/rest/p/test/bugs/perform_import'
  
      cli = AlluraRestClient(options.base_url, options.api_key, options.secret_key)
      print cli.call(url, doc=open(args[0]).read())
  
new_contents: import sys
  import urllib
  import urllib2
  import urlparse
  import hmac
  import hashlib
  from optparse import OptionParser
  from pprint import pprint
  from datetime import datetime
  
  
  def parse_options():
      optparser = OptionParser(usage=''' %prog --api-key= --secret-key= <JSON dump>
  
  Import project data dump in JSON format into Allura project.''')
      optparser.add_option('-a', '--api-key', dest='api_key', help='API key')
      optparser.add_option('-s', '--secret-key', dest='secret_key', help='Secret key')
      optparser.add_option('-u', '--base-url', dest='base_url', default='https://sourceforge.net', help='Base Allura URL (%default)')
      optparser.add_option('--validate', dest='validate', action='store_true', help='Validate import data')
      optparser.add_option('-v', '--verbose', dest='verbose', action='store_true', help='Verbose operation')
      options, args = optparser.parse_args()
      if len(args) != 1:
          optparser.error("Wrong number of arguments.")
      if not options.api_key or not options.secret_key:
          optparser.error("Keys are required.")
      return options, args
  
  
  class AlluraRestClient(object):
  
      def __init__(self, base_url, api_key, secret_key):
          self.base_url = base_url
          self.api_key = api_key
          self.secret_key = secret_key
          
      def sign(self, path, params):
          params.append(('api_key', self.api_key))
          params.append(('api_timestamp', datetime.utcnow().isoformat()))
          message = path + '?' + urllib.urlencode(sorted(params))
          digest = hmac.new(self.secret_key, message, hashlib.sha256).hexdigest()
          params.append(('api_signature', digest))
          return params
  
      def call(self, url, **params):
          url = urlparse.urljoin(options.base_url, url)
          params = self.sign(urlparse.urlparse(url).path, params.items())
  
          try:
              result = urllib2.urlopen(url, urllib.urlencode(params))
              return result.read()
          except urllib2.HTTPError, e:
              if options.verbose:
                  error_content = e.read()
                  e.msg += '. Error response:\n' + error_content
              raise e
  
      
  if __name__ == '__main__':
      options, args = parse_options()
      if options.validate:
          url = '/rest/p/test/bugs/validate_import'
      else:
          url = '/rest/p/test/bugs/perform_import'
  
      cli = AlluraRestClient(options.base_url, options.api_key, options.secret_key)
      print cli.call(url, doc=open(args[0]).read())
  
subject: Add --verbose option.