Transition all scripts to python3 (aws#6133)

Author: zoewangg

archetypes/archetype-tools/src/main/resources/map-service-to-client-prefix

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 import json
 import os
@@ -14,8 +14,9 @@ SERVICE_DIR = os.path.join(
 
 def load_all_service_modules():
     service_mapping = {}
-    for f in [f for f in os.listdir(SERVICE_DIR) if os.path.isdir(os.path.join(SERVICE_DIR, f)) & os.path.exists(os.path.join(SERVICE_DIR, f, 'target'))]:
-        for s in [s for s in os.listdir(os.path.join(SERVICE_DIR, f, 'target', 'generated-sources/sdk/software/amazon/awssdk/services', f)) if s.endswith('AsyncClient.java') & s.startswith('Default')]:
+    # Use logical AND (and) instead of bitwise AND (&) for boolean operations
+    for f in [f for f in os.listdir(SERVICE_DIR) if os.path.isdir(os.path.join(SERVICE_DIR, f)) and os.path.exists(os.path.join(SERVICE_DIR, f, 'target'))]:
+        for s in [s for s in os.listdir(os.path.join(SERVICE_DIR, f, 'target', 'generated-sources/sdk/software/amazon/awssdk/services', f)) if s.endswith('AsyncClient.java') and s.startswith('Default')]:
             service_mapping[f] = find_client_prefix(s)
     return service_mapping
 

scripts/changelog/__init__.py

@@ -1 +1,2 @@
-
+#!/usr/bin/env python3
+# Package initialization file

scripts/changelog/git.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 import subprocess
 def stage_file(filename):
     return subprocess.call(["git", "add", "-A", filename])

scripts/changelog/model.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 class ReleaseChanges(object):
     def __init__(self, version, date, entries):
         self.version = version
@@ -32,4 +33,5 @@ def prerelease_version_number(self):
             preview_prefix_len = len("preview-")
             prerelease_version = self.prerelease[preview_prefix_len:]
             if prerelease_version != "":
-                return int(prerelease_version)
+                return int(prerelease_version)
+        return None

scripts/changelog/util.py

@@ -1,14 +1,23 @@
+#!/usr/bin/env python3
 import json
 import os
 from datetime import date
+import functools
 
 from changelog.model import ReleaseChanges, ChangelogEntry, Version
 
 
-def version_cmp(a,b):
+def version_cmp(a, b):
     aa = [a.major, a.minor, a.patch, a.prerelease_version_number()]
     bb = [b.major, b.minor, b.patch, b.prerelease_version_number()]
-    return cmp(bb,aa)
+    # In Python 3, we need to implement our own comparison function
+    # since the built-in cmp function was removed
+    if aa > bb:
+        return -1
+    elif aa < bb:
+        return 1
+    else:
+        return 0
 
 def load_all_released_changes(d):
     if not os.path.isdir(d):

scripts/changelog/writer.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 from changelog.git import stage_file
 from changelog.util import load_all_released_changes, load_unreleased_changes, version_cmp
 from functools import cmp_to_key
@@ -70,9 +71,6 @@ def group_entries(self):
     def get_sorted_categories(self):
         return sorted(list(self.categories))
 
-    def is_service_category(self,s):
-        return s.lower() not in NON_SERVICE_CATEGORIES
-
     def write_header(self):
         version_string = self.current_changes.version
         if version_string is None:

scripts/doc_crosslinks/generate_cross_link_data.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 import os
 import argparse
 import io

scripts/finalize-release-changes

@@ -1,6 +1,4 @@
-#!/usr/bin/env python
-
-from __future__ import print_function
+#!/usr/bin/env python3
 
 import argparse
 import os

scripts/generate-changelog

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 from changelog.writer import write_changelog
 

scripts/new-change

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # This file is borrowed from the aws/aws-cli project with the following modifications:
 #  - Add a 'deprecation' category, and validation for the category value
 #  - Modify the 'linkify' method to use Markdown syntax instead of reStructuredText (rst)