From d5a43b2b6b8a2f1e150cf51fcdcac16ce222f218 Mon Sep 17 00:00:00 2001
From: Markus Rosenstihl <markus.rosenstihl@pkm.tu-darmstadt.de>
Date: Fri, 23 May 2025 21:52:11 +0200
Subject: [PATCH] fixed relative imports (language_level=2), need to be
 explicit for python3 (language_level=3)

---
 pygmx/enxio.pyx    | 4 ++--
 pygmx/fileio.pxd   | 2 +-
 pygmx/math.pxd     | 2 +-
 pygmx/mdtypes.pxd  | 4 ++--
 pygmx/topology.pxd | 6 +++---
 pygmx/tpxio.pyx    | 8 ++++----
 pygmx/xtcio.pyx    | 8 ++++----
 7 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/pygmx/enxio.pyx b/pygmx/enxio.pyx
index de3a508..b0f2147 100644
--- a/pygmx/enxio.pyx
+++ b/pygmx/enxio.pyx
@@ -5,8 +5,8 @@ from array import array
 #cimport numpy as np
 import numpy as np
 
-from utility cimport *
-from mdtypes cimport *
+from .utility cimport *
+from .mdtypes cimport *
 
 cdef extern from "gromacs/fileio/enxio.h":
     ctypedef struct gmx_enxnm_t:
diff --git a/pygmx/fileio.pxd b/pygmx/fileio.pxd
index 8bde95c..04326cf 100644
--- a/pygmx/fileio.pxd
+++ b/pygmx/fileio.pxd
@@ -1,6 +1,6 @@
 from libc.stdio cimport FILE
 
-from utility cimport *
+from .utility cimport *
 
 #cdef extern from "gromacs/fileio/gmx_system_xdr.h":
 #    ctypedef struct XDR:
diff --git a/pygmx/math.pxd b/pygmx/math.pxd
index cd91510..0226849 100644
--- a/pygmx/math.pxd
+++ b/pygmx/math.pxd
@@ -1,5 +1,5 @@
 
-from utility cimport real
+from .utility cimport real
 
 cdef extern from "gromacs/math/vectypes.h":
     ctypedef real   rvec[3]
diff --git a/pygmx/mdtypes.pxd b/pygmx/mdtypes.pxd
index 50aaf4d..1b8a6f3 100644
--- a/pygmx/mdtypes.pxd
+++ b/pygmx/mdtypes.pxd
@@ -1,6 +1,6 @@
 
-from utility cimport *
-from math cimport *
+from .utility cimport *
+from .math cimport *
 
 cdef extern from "gromacs/trajectory/energy.h":
     ctypedef struct t_energy:
diff --git a/pygmx/topology.pxd b/pygmx/topology.pxd
index 0766c84..034dc8a 100755
--- a/pygmx/topology.pxd
+++ b/pygmx/topology.pxd
@@ -1,9 +1,9 @@
 
 from libc.stdio cimport FILE
 
-from utility cimport *
-from math cimport *
-from mdtypes cimport *
+from .utility cimport *
+from .math cimport *
+from .mdtypes cimport *
 
 cdef extern from "gromacs/topology/atoms.h":
     ctypedef struct t_atom:
diff --git a/pygmx/tpxio.pyx b/pygmx/tpxio.pyx
index 82f2f09..c93cf40 100755
--- a/pygmx/tpxio.pyx
+++ b/pygmx/tpxio.pyx
@@ -8,10 +8,10 @@ import numpy as np
 import cython
 cimport numpy as np
 
-from utility cimport *
-from math cimport *
-from mdtypes cimport *
-from topology cimport *
+from .utility cimport *
+from .math cimport *
+from .mdtypes cimport *
+from .topology cimport *
 
 
 cdef extern from "gromacs/fileio/tpxio.h":
diff --git a/pygmx/xtcio.pyx b/pygmx/xtcio.pyx
index aa21a8c..af630e8 100755
--- a/pygmx/xtcio.pyx
+++ b/pygmx/xtcio.pyx
@@ -9,9 +9,9 @@ import numpy as np
 cimport numpy as np
 import os
 
-from utility cimport *
-from math cimport *
-from fileio cimport *
+from .utility cimport *
+from .math cimport *
+from .fileio cimport *
 from .gromacs.reader import INDEX_MAGIC, SubscriptableReader, XTCFrame
 from .errors import InvalidIndexException, InvalidMagicException, XTCError
 
@@ -288,4 +288,4 @@ def append_xtcfile(filename, step, time, box, coords, prec):
 
 
 
-    
\ No newline at end of file
+