diff --git a/doc/src/pg_python.rst b/doc/src/pg_python.rst
index 87310d43e7..37cfb2c6db 100644
--- a/doc/src/pg_python.rst
+++ b/doc/src/pg_python.rst
@@ -248,7 +248,7 @@ to "compute" what the next LAMMPS command should be.
 
          L.command("region box block 0 10 0 5 -0.5 0.5")
 
-      With the PyLammps interface, any LAMMPS command can be split up into arbitrary parts. 
+      With the PyLammps interface, any LAMMPS command can be split up into arbitrary parts.
       These parts are then passed to a member function with the name of the command.
       For the ``region`` command that means the :code:`region` method can be called.
       The arguments of the command can be passed as one string, or
diff --git a/python/lammps.py b/python/lammps.py
index 832a7f3d4d..b9786f7c9b 100644
--- a/python/lammps.py
+++ b/python/lammps.py
@@ -486,7 +486,7 @@ class lammps(object):
           function of the C-library interface. Its documentation includes a
           list of the supported keywords and their data types.
           Since Python needs to know the data type to be able to interpret
-          the result, by default, this function will try to auto-detect the data 
+          the result, by default, this function will try to auto-detect the data
           type by asking the library. You can also force a specific data type.
           For that purpose the :py:mod:`lammps` module contains the constants
           ``LAMMPS_INT``, ``LAMMPS_INT_2D``, ``LAMMPS_DOUBLE``,