From b0d4d8efecb3221bebe3591d2b1a1b922e28ffd8 Mon Sep 17 00:00:00 2001
From: "Allen, Timothy" <tallen@wharton.upenn.edu>
Date: Fri, 31 Jan 2025 09:40:58 -0500
Subject: [PATCH 1/2] Update supported Python versions.

---
 pyproject.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index fc272d5..5c79bab 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,11 +20,11 @@ keywords = ["wrds", "finance", "research", "crsp", "compustat"]
 classifiers = [
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Development Status :: 5 - Production/Stable",
     "Environment :: Console",
     "Intended Audience :: End Users/Desktop",

From 0322bf53893323f8d41e0ac57a3b32fdef3f55b7 Mon Sep 17 00:00:00 2001
From: "Allen, Timothy" <tallen@wharton.upenn.edu>
Date: Fri, 31 Jan 2025 10:05:55 -0500
Subject: [PATCH 2/2] Remove un-used dependencies (scipy, numpy); let numpy
 cascade from pandas. Fix escaping issues.

---
 .gitignore     | 1 +
 pyproject.toml | 4 +---
 wrds/sql.py    | 8 ++++----
 3 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/.gitignore b/.gitignore
index 65f0b83..9e01f7d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,6 +3,7 @@ __pycache__
 docs/build/
 build/
 dist/
+venv/
 *egg-info*
 *.ipynb
 .ipynb_checkpoints
diff --git a/pyproject.toml b/pyproject.toml
index 5c79bab..2c75dec 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,11 +36,9 @@ classifiers = [
     "License :: OSI Approved :: BSD License",
 ]
 dependencies = [
-    "numpy>=1.26,<1.27",
-    "packaging<23.3",
+    "packaging<=24.2",
     "pandas>=2.2,<2.3",
     "psycopg2-binary>=2.9,<2.10",
-    "scipy>=1.12,<1.13",
     "sqlalchemy>=2,<2.1",
 ]
 dynamic = ["version"]
diff --git a/wrds/sql.py b/wrds/sql.py
index fdb70aa..1605099 100644
--- a/wrds/sql.py
+++ b/wrds/sql.py
@@ -219,7 +219,7 @@ def __get_user_credentials(self):
         return username, passwd
 
     def create_pgpass_file(self):
-        """
+        r"""
         Create a .pgpass file to store WRDS connection credentials.
 
         Use the existing username and password if already connected to WRDS,
@@ -245,7 +245,7 @@ def create_pgpass_file(self):
             self.__create_pgpass_file_unix()
 
     def __create_pgpass_file_win32(self):
-        """
+        r"""
         Create a pgpass.conf file on Windows.
 
         Windows is different enough from everything else
@@ -294,7 +294,7 @@ def __write_pgpass_file(self, pgfile):
         """
         pgpass = "{host}:{port}:{dbname}:{user}:{passwd}\n"
         passwd = self._password
-        passwd = passwd.replace(":", "\:")
+        passwd = passwd.replace(":", r"\:")
         # Avoid clobbering the file if it exists
         if os.path.isfile(pgfile):
             with open(pgfile, "r") as fd:
@@ -305,7 +305,7 @@ def __write_pgpass_file(self, pgfile):
                 #  split() from splitting on them.
                 # Saving to a new variable here absolves us
                 #  of having to re-replace the substituted ##COLON## later.
-                oldline = line.replace("""\:""", "##COLON##")
+                oldline = line.replace(r"\:", "##COLON##")
                 fields = oldline.split(":")
                 # On finding a line matching the hostname, port and dbname
                 #  we replace it with the new pgpass line.