X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/609646134bcd8fc3a7fd500848220741ecc4a9d2..4554374c672ee56608c9ddbd6a48486fe20c90d1:/sdk/python/arvados/commands/arv_copy.py

diff --git a/sdk/python/arvados/commands/arv_copy.py b/sdk/python/arvados/commands/arv_copy.py
index 5c5192860c..0ba3f0a483 100755
--- a/sdk/python/arvados/commands/arv_copy.py
+++ b/sdk/python/arvados/commands/arv_copy.py
@@ -1,4 +1,6 @@
-#! /usr/bin/env python
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: Apache-2.0
 
 # arv-copy [--recursive] [--no-recursive] object-uuid src dst
 #
@@ -16,6 +18,12 @@
 # instances src and dst.  If either of these files is not found,
 # arv-copy will issue an error.
 
+from __future__ import division
+from future import standard_library
+from future.utils import listvalues
+standard_library.install_aliases()
+from past.builtins import basestring
+from builtins import object
 import argparse
 import contextlib
 import getpass
@@ -25,7 +33,7 @@ import shutil
 import sys
 import logging
 import tempfile
-import urlparse
+import urllib.parse
 
 import arvados
 import arvados.config
@@ -152,7 +160,7 @@ def main():
         abort("cannot copy object {} of type {}".format(args.object_uuid, t))
 
     # Clean up any outstanding temp git repositories.
-    for d in local_repo_dir.values():
+    for d in listvalues(local_repo_dir):
         shutil.rmtree(d, ignore_errors=True)
 
     # If no exception was thrown and the response does not have an
@@ -344,7 +352,7 @@ def migrate_components_filters(template_components, dst_git_repo):
     be None if that is not known.
     """
     errors = []
-    for cname, cspec in template_components.iteritems():
+    for cname, cspec in template_components.items():
         def add_error(errmsg):
             errors.append("{}: {}".format(cname, errmsg))
         if not isinstance(cspec, dict):
@@ -553,7 +561,7 @@ def migrate_jobspec(jobspec, src, dst, dst_repo, args):
 #    names.  The return value is undefined.
 #
 def copy_git_repos(p, src, dst, dst_repo, args):
-    for component in p['components'].itervalues():
+    for component in p['components'].values():
         migrate_jobspec(component, src, dst, dst_repo, args)
         if 'job' in component:
             migrate_jobspec(component['job'], src, dst, dst_repo, args)
@@ -634,10 +642,11 @@ def create_collection_from(c, src, dst, args):
 #
 def copy_collection(obj_uuid, src, dst, args):
     if arvados.util.keep_locator_pattern.match(obj_uuid):
-        # If the obj_uuid is a portable data hash, it might not be uniquely
-        # identified with a particular collection.  As a result, it is
-        # ambigious as to what name to use for the copy.  Apply some heuristics
-        # to pick which collection to get the name from.
+        # If the obj_uuid is a portable data hash, it might not be
+        # uniquely identified with a particular collection.  As a
+        # result, it is ambiguous as to what name to use for the copy.
+        # Apply some heuristics to pick which collection to get the
+        # name from.
         srccol = src.collections().list(
             filters=[['portable_data_hash', '=', obj_uuid]],
             order="created_at asc"
@@ -774,8 +783,8 @@ def select_git_url(api, repo_name, retries, allow_insecure_http, allow_insecure_
     git_url = None
     for url in priority:
         if url.startswith("http"):
-            u = urlparse.urlsplit(url)
-            baseurl = urlparse.urlunsplit((u.scheme, u.netloc, "", "", ""))
+            u = urllib.parse.urlsplit(url)
+            baseurl = urllib.parse.urlunsplit((u.scheme, u.netloc, "", "", ""))
             git_config = ["-c", "credential.%s/.username=none" % baseurl,
                           "-c", "credential.%s/.helper=!cred(){ cat >/dev/null; if [ \"$1\" = get ]; then echo password=$ARVADOS_API_TOKEN; fi; };cred" % baseurl]
         else:
@@ -799,7 +808,7 @@ def select_git_url(api, repo_name, retries, allow_insecure_http, allow_insecure_
 
     if git_url.startswith("http:"):
         if allow_insecure_http:
-            logger.warn("Using insecure git url %s but will allow this because %s", git_url, allow_insecure_http_opt)
+            logger.warning("Using insecure git url %s but will allow this because %s", git_url, allow_insecure_http_opt)
         else:
             raise Exception("Refusing to use insecure git url %s, use %s if you really want this." % (git_url, allow_insecure_http_opt))
 
@@ -859,7 +868,7 @@ def copy_docker_images(pipeline, src, dst, args):
     runtime_constraints field from src to dst."""
 
     logger.debug('copy_docker_images: {}'.format(pipeline['uuid']))
-    for c_name, c_info in pipeline['components'].iteritems():
+    for c_name, c_info in pipeline['components'].items():
         if ('runtime_constraints' in c_info and
             'docker_image' in c_info['runtime_constraints']):
             copy_docker_image(