From f50d80ede66af3bdac31758dad8c2e228142a12a Mon Sep 17 00:00:00 2001
From: nom3ad <19239479+nom3ad@users.noreply.github.com>
Date: Mon, 18 Oct 2021 14:51:18 +0530
Subject: [PATCH] fix: invalid escape sequence DeprecationWarning (#4430)

---
 moto/athena/urls.py                                         | 2 +-
 tests/test_ec2/test_tags.py                                 | 6 +++---
 tests/test_efs/test_file_system.py                          | 4 ++--
 tests/test_iam/test_iam.py                                  | 2 +-
 .../test_kinesisvideoarchivedmedia.py                       | 6 ++++--
 tests/test_redshift/test_redshift.py                        | 2 +-
 6 files changed, 12 insertions(+), 10 deletions(-)

diff --git a/moto/athena/urls.py b/moto/athena/urls.py
index c36c379cf..80540c7bb 100644
--- a/moto/athena/urls.py
+++ b/moto/athena/urls.py
@@ -1,6 +1,6 @@
 from __future__ import unicode_literals
 from .responses import AthenaResponse
 
-url_bases = ["https?://athena\.(.+)\.amazonaws\.com"]
+url_bases = [r"https?://athena\.(.+)\.amazonaws\.com"]
 
 url_paths = {"{0}/$": AthenaResponse.dispatch}
diff --git a/tests/test_ec2/test_tags.py b/tests/test_ec2/test_tags.py
index 3d0790271..2f9598972 100644
--- a/tests/test_ec2/test_tags.py
+++ b/tests/test_ec2/test_tags.py
@@ -561,9 +561,9 @@ def test_get_all_tags_value_filter_boto3():
     filter_by_value("some*value", [instance_a.id, instance_b.id, image.id])
     filter_by_value("*some*value", [instance_a.id, instance_b.id, image.id])
     filter_by_value("*some*value*", [instance_a.id, instance_b.id, image.id])
-    filter_by_value("*value\*", [instance_c.id])
-    filter_by_value("*value\*\*", [instance_d.id])
-    filter_by_value("*value\*\?", [instance_e.id])
+    filter_by_value(r"*value\*", [instance_c.id])
+    filter_by_value(r"*value\*\*", [instance_d.id])
+    filter_by_value(r"*value\*\?", [instance_e.id])
 
 
 # Has boto3 equivalent
diff --git a/tests/test_efs/test_file_system.py b/tests/test_efs/test_file_system.py
index a16528d19..15bf1f0e8 100644
--- a/tests/test_efs/test_file_system.py
+++ b/tests/test_efs/test_file_system.py
@@ -10,8 +10,8 @@ from botocore.exceptions import ClientError
 from moto import mock_efs
 from tests.test_efs.junk_drawer import has_status_code
 
-ARN_PATT = "^arn:(?P<Partition>[^:\n]*):(?P<Service>[^:\n]*):(?P<Region>[^:\n]*):(?P<AccountID>[^:\n]*):(?P<Ignore>(?P<ResourceType>[^:\/\n]*)[:\/])?(?P<Resource>.*)$"
-STRICT_ARN_PATT = "^arn:aws:[a-z]+:[a-z]{2}-[a-z]+-[0-9]:[0-9]+:[a-z-]+\/[a-z0-9-]+$"
+ARN_PATT = r"^arn:(?P<Partition>[^:\n]*):(?P<Service>[^:\n]*):(?P<Region>[^:\n]*):(?P<AccountID>[^:\n]*):(?P<Ignore>(?P<ResourceType>[^:\/\n]*)[:\/])?(?P<Resource>.*)$"
+STRICT_ARN_PATT = r"^arn:aws:[a-z]+:[a-z]{2}-[a-z]+-[0-9]:[0-9]+:[a-z-]+\/[a-z0-9-]+$"
 
 SAMPLE_1_PARAMS = {
     "CreationToken": "myFileSystem1",
diff --git a/tests/test_iam/test_iam.py b/tests/test_iam/test_iam.py
index febffbba2..eb6627df9 100644
--- a/tests/test_iam/test_iam.py
+++ b/tests/test_iam/test_iam.py
@@ -795,7 +795,7 @@ def test_set_default_policy_version():
         VersionId="wrong_version_id",
     ).should.throw(
         ClientError,
-        "Value 'wrong_version_id' at 'versionId' failed to satisfy constraint: Member must satisfy regular expression pattern: v[1-9][0-9]*(\.[A-Za-z0-9-]*)?",
+        r"Value 'wrong_version_id' at 'versionId' failed to satisfy constraint: Member must satisfy regular expression pattern: v[1-9][0-9]*(\.[A-Za-z0-9-]*)?",
     )
 
     # Set default version for non-existing version
diff --git a/tests/test_kinesisvideoarchivedmedia/test_kinesisvideoarchivedmedia.py b/tests/test_kinesisvideoarchivedmedia/test_kinesisvideoarchivedmedia.py
index ee4439197..6121ba843 100644
--- a/tests/test_kinesisvideoarchivedmedia/test_kinesisvideoarchivedmedia.py
+++ b/tests/test_kinesisvideoarchivedmedia/test_kinesisvideoarchivedmedia.py
@@ -25,7 +25,7 @@ def test_get_hls_streaming_session_url():
         endpoint_url=data_endpoint,
     )
     res = client.get_hls_streaming_session_url(StreamName=stream_name,)
-    reg_exp = "^{}/hls/v1/getHLSMasterPlaylist.m3u8\?SessionToken\=.+$".format(
+    reg_exp = r"^{}/hls/v1/getHLSMasterPlaylist.m3u8\?SessionToken\=.+$".format(
         data_endpoint
     )
     res.should.have.key("HLSStreamingSessionURL").which.should.match(reg_exp)
@@ -49,7 +49,9 @@ def test_get_dash_streaming_session_url():
         endpoint_url=data_endpoint,
     )
     res = client.get_dash_streaming_session_url(StreamName=stream_name,)
-    reg_exp = "^{}/dash/v1/getDASHManifest.mpd\?SessionToken\=.+$".format(data_endpoint)
+    reg_exp = r"^{}/dash/v1/getDASHManifest.mpd\?SessionToken\=.+$".format(
+        data_endpoint
+    )
     res.should.have.key("DASHStreamingSessionURL").which.should.match(reg_exp)
 
 
diff --git a/tests/test_redshift/test_redshift.py b/tests/test_redshift/test_redshift.py
index 1edbb3d36..ce387a9b5 100644
--- a/tests/test_redshift/test_redshift.py
+++ b/tests/test_redshift/test_redshift.py
@@ -938,7 +938,7 @@ def test_create_invalid_cluster_subnet_group_boto3():
         )
     err = ex.value.response["Error"]
     err["Code"].should.equal("InvalidSubnet")
-    err["Message"].should.match("Subnet \[[a-z0-9-']+\] not found.")
+    err["Message"].should.match(r"Subnet \[[a-z0-9-']+\] not found.")
 
 
 # Has boto3 equivalent