From 260ad72a6ef0c972b702a22b2ced91116ed89e1a Mon Sep 17 00:00:00 2001
From: Dan Cogswell <cogswell@alum.mit.edu>
Date: Tue, 30 Jul 2024 10:55:48 -0400
Subject: [PATCH] Fix deprecated numpy aliases which were removed in numpy
 version 2.0.0.

---
 galvani/BioLogic.py | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/galvani/BioLogic.py b/galvani/BioLogic.py
index 4d3300d..4d91549 100644
--- a/galvani/BioLogic.py
+++ b/galvani/BioLogic.py
@@ -56,7 +56,7 @@ def fieldname_to_dtype(fieldname):
         "|Permittivity|",
         "Tan(Delta)",
     ):
-        return (fieldname, np.float_)
+        return (fieldname, np.float64)
     elif fieldname in (
         "Q charge/discharge/mA.h",
         "step time/s",
@@ -66,15 +66,15 @@ def fieldname_to_dtype(fieldname):
         "Efficiency/%",
         "Capacity/mA.h",
     ):
-        return (fieldname, np.float_)
+        return (fieldname, np.float64)
     elif fieldname in ("cycle number", "I Range", "Ns", "half cycle", "z cycle"):
         return (fieldname, np.int_)
     elif fieldname in ("dq/mA.h", "dQ/mA.h"):
-        return ("dQ/mA.h", np.float_)
+        return ("dQ/mA.h", np.float64)
     elif fieldname in ("I/mA", "<I>/mA"):
-        return ("I/mA", np.float_)
+        return ("I/mA", np.float64)
     elif fieldname in ("Ewe/V", "<Ewe>/V", "Ecell/V", "<Ewe/V>"):
-        return ("Ewe/V", np.float_)
+        return ("Ewe/V", np.float64)
     elif fieldname.endswith(
         (
             "/s",
@@ -103,7 +103,7 @@ def fieldname_to_dtype(fieldname):
             "/%",
         )
     ):
-        return (fieldname, np.float_)
+        return (fieldname, np.float64)
     else:
         raise ValueError("Invalid column header: %s" % fieldname)