From 116a26f072e8628cc4cfabb2e55c6661b6b94605 Mon Sep 17 00:00:00 2001
From: Bryan Newbold <bnewbold@robocracy.org>
Date: Wed, 15 Apr 2020 21:35:48 -0700
Subject: consistently use raw string prefix for regex

---
 python/fatcat_tools/importers/common.py |  2 +-
 python/fatcat_tools/normal.py           | 10 +++++-----
 python/fatcat_web/forms.py              |  2 +-
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/python/fatcat_tools/importers/common.py b/python/fatcat_tools/importers/common.py
index da611ecb..99c330a6 100644
--- a/python/fatcat_tools/importers/common.py
+++ b/python/fatcat_tools/importers/common.py
@@ -306,7 +306,7 @@ class EntityImporter:
 
         self._issnl_id_map = dict()
         self._orcid_id_map = dict()
-        self._orcid_regex = re.compile("^\\d{4}-\\d{4}-\\d{4}-\\d{3}[\\dX]$")
+        self._orcid_regex = re.compile(r"^\d{4}-\d{4}-\d{4}-\d{3}[\dX]$")
         self._doi_id_map = dict()
         self._pmid_id_map = dict()
 
diff --git a/python/fatcat_tools/normal.py b/python/fatcat_tools/normal.py
index 7a2b5fd9..528a822e 100644
--- a/python/fatcat_tools/normal.py
+++ b/python/fatcat_tools/normal.py
@@ -6,7 +6,7 @@ free-form input, titles, etc.
 
 import re
 
-DOI_REGEX = re.compile("^10.\d{3,6}/\S+$")
+DOI_REGEX = re.compile(r"^10.\d{3,6}/\S+$")
 
 def clean_doi(raw):
     """
@@ -66,7 +66,7 @@ def test_clean_doi():
     assert clean_doi("doi:10.1234/ asdf ") == None
     assert clean_doi("10.4149/gpb¬_2017042") == None  # "logical negation" character
 
-ARXIV_ID_REGEX = re.compile("^(\d{4}.\d{4,5}|[a-z\-]+(\.[A-Z]{2})?/\d{7})(v\d+)?$")
+ARXIV_ID_REGEX = re.compile(r"^(\d{4}.\d{4,5}|[a-z\-]+(\.[A-Z]{2})?/\d{7})(v\d+)?$")
 
 def clean_arxiv_id(raw):
     """
@@ -175,7 +175,7 @@ def test_clean_sha256():
     assert clean_sha256("6cc853f2ae75696b2e45f476c76b946b0fc2df7c52bb38287cb074aceb77bc7f") == "6cc853f2ae75696b2e45f476c76b946b0fc2df7c52bb38287cb074aceb77bc7f"
     assert clean_sha256("0fba3fba0e1937aa0297de3836b768b5dfb23d7b") == None
 
-ISSN_REGEX = re.compile("^\d{4}-\d{3}[0-9X]$")
+ISSN_REGEX = re.compile(r"^\d{4}-\d{3}[0-9X]$")
 
 def clean_issn(raw):
     if not raw:
@@ -193,7 +193,7 @@ def test_clean_issn():
     assert clean_issn("134-4567") == None
     assert clean_issn("123X-4567") == None
 
-ISBN13_REGEX = re.compile("^97(?:8|9)-\d{1,5}-\d{1,7}-\d{1,6}-\d$")
+ISBN13_REGEX = re.compile(r"^97(?:8|9)-\d{1,5}-\d{1,7}-\d{1,6}-\d$")
 
 def clean_isbn13(raw):
     if not raw:
@@ -209,7 +209,7 @@ def test_clean_isbn13():
     assert clean_isbn13("978-1-56619-909-4 ") == "978-1-56619-909-4"
     assert clean_isbn13("9781566199094") == None
 
-ORCID_REGEX = re.compile("^\d{4}-\d{4}-\d{4}-\d{3}[\dX]$")
+ORCID_REGEX = re.compile(r"^\d{4}-\d{4}-\d{4}-\d{3}[\dX]$")
 
 def clean_orcid(raw):
     if not raw:
diff --git a/python/fatcat_web/forms.py b/python/fatcat_web/forms.py
index dd322cff..377e35aa 100644
--- a/python/fatcat_web/forms.py
+++ b/python/fatcat_web/forms.py
@@ -91,7 +91,7 @@ class ReleaseEntityForm(EntityEditForm):
         [validators.Optional(True)])
     #release_year
     doi = StringField('DOI',
-        [validators.Regexp('^10\..*\/.*', message="DOI must be valid"),
+        [validators.Regexp(r'^10\..*\/.*', message="DOI must be valid"),
          validators.Optional(True)])
     wikidata_qid = StringField('Wikidata QID')
     isbn13 = StringField('ISBN-13')
-- 
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