we're on python3, so importing from future should no longer be necessary

development/DMPFOR/dmpfor_test.py

@@ -1,12 +1,9 @@
-from __future__ import absolute_import
-from __future__ import print_function
 from petsc4py import PETSc
 import numpy as np
 import DMPFOR
 from six.moves import range
 
 
-
 global_nx =3
 global_ny =2
 dof=4

development/advect.py

@@ -1,6 +1,4 @@
 #!/usr/bin/env python
-from __future__ import absolute_import
-from __future__ import print_function
 import sys
 from six.moves import range
 

development/advect_annotated.py

@@ -1,6 +1,4 @@
 #!/usr/bin/env python
-from __future__ import absolute_import
-from __future__ import print_function
 import numpy as np
 from petsc4py import PETSc
 from six.moves import range

development/clawdata2pyclaw.py

@@ -8,8 +8,6 @@
 If you try this out, please raise issues in the PyClaw tracker for 
 anything that doesn't work.
 """
-from __future__ import absolute_import
-from __future__ import print_function
 import setrun
 import six
 

development/driver.py

@@ -1,6 +1,4 @@
 #!/usr/bin/env python
-from __future__ import absolute_import
-from __future__ import print_function
 from petsc4py import PETSc
 from six.moves import range
 

development/fPyWrapperExample.py

@@ -1,12 +1,7 @@
-from __future__ import absolute_import
-from __future__ import print_function
 from numpy import *
 from FRS import vec_rp
 q = random.random((2,800))
 aux = random.random((2,800))
 waves, s = vec_rp(2,q[:,0:799],q[:,1:800],aux[:,0:799],aux[:,1:800])
 print(waves)
 print(s)
-
-
-

development/point_wise_rs/pyWrapperForRiemannSolver/RiemannSolver.py

@@ -1,5 +1,3 @@
-from __future__ import absolute_import
-from __future__ import print_function
 from numpy import random, empty,zeros
 #from numpy import *
 from FRS import vec_rp, pw_rp
@@ -9,7 +7,6 @@
 
 
 
-
 class RiemannSolver:
 
 

development/point_wise_rs/pyWrapperForRiemannSolver/riemannSolverAssertion.py

@@ -1,5 +1,3 @@
-from __future__ import absolute_import
-from __future__ import print_function
 import RiemannSolver
 from RiemannSolver import *
 from numpy import load, absolute
@@ -23,4 +21,3 @@
 
 assert (absolute(wavesRead - waves1)< tolerance).all()
 assert (absolute(sRead -s1)< tolerance).all()
-

development/point_wise_rs/pyWrapperForRiemannSolver/riemannSolverDemo.py

@@ -1,5 +1,3 @@
-
-from __future__ import absolute_import
 import RiemannSolver
 from RiemannSolver import *
 from pylab import plot,  figure, suptitle

development/point_wise_rs/pyWrapperForRiemannSolver/riemannSolverSerialTimer.py

@@ -1,5 +1,3 @@
-from __future__ import absolute_import
-from __future__ import print_function
 import RiemannSolver
 from RiemannSolver import *
 from numpy import empty
@@ -122,7 +120,3 @@
 #figure(4)
 #suptitle("Figure 4 shows the the execution time for different mx values\n for the pointwize solver, timeSteps = {0}".format(max_timeSteps))	
 plot(mxValues, timeResultsPointwise, "bo-")
-
-
-
-

development/rp_approaches/setplot.py

@@ -8,7 +8,6 @@
 """ 
 
 #--------------------------
-from __future__ import absolute_import
 def setplot(plotdata):
 #--------------------------
 

development/rp_approaches/shockbubble.py

@@ -1,7 +1,5 @@
 #!/usr/bin/env python
 # encoding: utf-8
-
-from __future__ import absolute_import
 import numpy as np
 from scipy import integrate
 from six.moves import range

development/test_mpi4py.py

@@ -1,5 +1,3 @@
-from __future__ import absolute_import
-from __future__ import print_function
 from mpi4py import MPI  
 comm = MPI.COMM_WORLD 
 size = comm.Get_size()
@@ -9,4 +7,3 @@
 max_x =comm.reduce( sendobj=x, op=MPI.MAX,  root=0)
 x = comm.bcast(max_x, root=0)
 print('x after', x)
-

development/test_rescale.py

@@ -1,6 +1,4 @@
 #!/usr/bin/env python
-from __future__ import absolute_import
-from __future__ import print_function
 import sys
 
 try:

fvmbook/chap11/burgers/burgers1D.py

@@ -1,7 +1,6 @@
 #!/usr/bin/env python
 # encoding: utf-8
 
-from __future__ import absolute_import
 def burgers():
     """
     Example from Chapter 11 of LeVeque, Figure 11.8.

fvmbook/chap22/inclusion/inclusion.py

@@ -3,7 +3,6 @@
 r"""
 Variable-coefficient elasticity example.
 """
-from __future__ import absolute_import
 import numpy as np
 from six.moves import range
 t0wall  = 0.025

fvmbook/chap3/acousimple/acoustics_simple_waves.py

@@ -1,7 +1,6 @@
 #!/usr/bin/env python
 # encoding: utf-8
-
-from __future__ import absolute_import
+
 def fig_31_38(iplot=False,htmlplot=False,outdir='./_output'):
     r"""Produces the output shown in Figures 3.1 and 3.8 of the FVM book.
     These involve simple waves in the acoustics system."""

fvmbook/chap6/advection.py

@@ -1,6 +1,5 @@
 #!/usr/bin/env python
 # encoding: utf-8
-from __future__ import absolute_import
 IC='gauss_square'
 if IC=='gauss_square':
     beta=200.; x0=0.3; mx=100

fvmbook/chap6/setplot.py

@@ -5,8 +5,7 @@
 This module is imported by the plotting routines and then the
 function setplot is called to set the plot parameters.
 
-""" 
-from __future__ import absolute_import
+"""
 from advection import beta, x0, IC
 
 #--------------------------

fvmbook/chap7/standing/acoustics.py

@@ -1,7 +1,6 @@
 #!/usr/bin/env python
 # encoding: utf-8
-
-from __future__ import absolute_import
+
 def acoustics(iplot=False,htmlplot=False,outdir='./_output'):
     """
     This example solves the 1-dimensional acoustics equations in a homogeneous

fvmbook/chap9/acoustics/interface/acoustics.py

@@ -1,7 +1,6 @@
 #!/usr/bin/env python
 # encoding: utf-8
-
-from __future__ import absolute_import
+
 def acoustics(problem='figure 9.4'):
     """
     This example solves the 1-dimensional variable-coefficient acoustics

fvmbook/chap9/acoustics/interface/setplot.py

@@ -8,7 +8,6 @@
 """ 
 
 #--------------------------
-from __future__ import absolute_import
 def setplot(plotdata):
 #--------------------------
 

src/forestclaw/__init__.py

@@ -1,6 +1,4 @@
 """Additions for ForestClaw support"""
-
-from __future__ import absolute_import
 import os
 import logging
 import logging.config

src/forestclaw/fileio/__init__.py

@@ -2,8 +2,6 @@
 # encoding: utf-8
 
 """I/O support for ForestClaw"""
-
-from __future__ import absolute_import
 import logging
 logger = logging.getLogger('pyclaw.fileio')
 

src/forestclaw/fileio/ascii.py

@@ -3,10 +3,6 @@
 r"""
 Routines for reading and writing an ascii output file from ForestClaw
 """
-
-from __future__ import absolute_import
-from __future__ import print_function
-
 import logging
 import numpy as np
 # import clawpack.forestclaw as forestclaw

src/forestclaw/fileio/test.py

@@ -4,9 +4,6 @@
 Test suite for forestclaw.io
 """
 
-from __future__ import absolute_import
-from __future__ import print_function
-
 import os
 import shutil
 import tempfile

src/forestclaw/geometry.py

@@ -4,9 +4,6 @@
 Module containing forestclaw.geometry.
 All we do here is override the pyclaw.Patch class to add a block_number and mpi_rank.
 """
-
-from __future__ import absolute_import
-
 from clawpack import pyclaw
 from clawpack.pyclaw import geometry as pyclaw_geometry
 from clawpack.pyclaw.geometry import Dimension

src/forestclaw/setup.py

@@ -1,6 +1,5 @@
 #!/usr/bin/env python
 
-from __future__ import absolute_import
 def configuration(parent_package='',top_path=None):
     from numpy.distutils.misc_util import Configuration
 

src/forestclaw/test.py

@@ -3,9 +3,6 @@
 r"""
 Test suite for forestclaw
 """
-
-from __future__ import absolute_import
-
 from .geometry import Patch
 from clawpack.pyclaw.geometry import Dimension
 

src/petclaw/__init__.py

@@ -1,6 +1,4 @@
 """Main petclaw package"""
-
-from __future__ import absolute_import
 import os
 import logging, logging.config
 

src/petclaw/cfl.py

@@ -1,7 +1,6 @@
 r"""
 Module for the CFL object.
 """
-from __future__ import absolute_import
 class CFL(object):
     """ Parallel CFL object, responsible for computing the
     Courant-Friedrichs-Lewy condition across all processes.
@@ -12,11 +11,10 @@ def __init__(self, global_max):
         self._local_max = global_max
         self._global_max = global_max
         self._reduce_vec = PETSc.Vec().createWithArray([0])
-        
+
     def get_global_max(self):
         r"""
         Compute the maximum CFL number over all processes for the current step.
-
         This is used to determine whether the CFL condition was
         violated and adjust the timestep.
         """
@@ -36,4 +34,3 @@ def set_global_max(self,new_global_max):
     def update_global_max(self,new_local_max):
         self._reduce_vec.array = new_local_max
         self._global_max = max(self._global_max,self._reduce_vec.max()[1])
-

src/petclaw/classic/setup.py

@@ -1,6 +1,5 @@
 #!/usr/bin/env python
 
-from __future__ import absolute_import
 def configuration(parent_package='',top_path=None):
     from numpy.distutils.misc_util import Configuration
     config = Configuration('classic', parent_package, top_path)

src/petclaw/classic/solver.py

@@ -5,8 +5,6 @@
 __module__ property, used by pyclaw.solver.Solver.__init__ to
 determine the containing claw_package to use.
 """
-
-from __future__ import absolute_import
 from clawpack import pyclaw
 
 class ClawSolver1D(pyclaw.ClawSolver1D):

src/petclaw/controller.py

@@ -1,8 +1,6 @@
 """
 Module for PetClaw controller class.
 """
-
-from __future__ import absolute_import
 from clawpack import pyclaw
 
 class Controller(pyclaw.controller.Controller):

src/petclaw/fileio/__init__.py

@@ -1,8 +1,6 @@
 #!/usr/bin/env python
 # encoding: utf-8
 """Output package for PetClaw"""
-
-from __future__ import absolute_import
 import logging
 from clawpack.pyclaw.fileio import ascii
 __all__ = ['ascii.read','ascii.write']

src/petclaw/fileio/hdf5.py

@@ -9,8 +9,6 @@
 To install h5py, you must also install the hdf5 library from the website:
     http://www.hdfgroup.org/HDF5/release/obtain5.html
 """
-
-from __future__ import absolute_import
 from mpi4py import MPI
 import os
 import logging

src/petclaw/fileio/petsc.py

@@ -7,9 +7,6 @@
 PETSc's parallel i/o capabilities to allow for parallel reads and writes of
 frame data.
 """
-
-from __future__ import absolute_import
-from __future__ import print_function
 from petsc4py import PETSc
 import pickle
 import os

src/petclaw/geometry.py

@@ -4,7 +4,6 @@
 Module containing petclaw.geometry.
 """
 
-from __future__ import absolute_import
 from clawpack import pyclaw
 from clawpack.pyclaw import geometry as pyclaw_geometry
 

src/petclaw/limiters/__init__.py

@@ -8,8 +8,6 @@
 
 # This __init__ script only imports common utilities, most of the import 
 # should be done depending on the solver needed
-
-from __future__ import absolute_import
 from clawpack.riemann import *
 
 __all__ = ['tvd']

src/petclaw/plot.py

@@ -1,4 +1,3 @@
-from __future__ import absolute_import
 from six.moves import range
 def interactive_plot(outdir='./_output',file_format='petsc',setplot=None):
     """

src/petclaw/setup.py

@@ -1,6 +1,5 @@
 #!/usr/bin/env python
 
-from __future__ import absolute_import
 def configuration(parent_package='',top_path=None):
     from numpy.distutils.misc_util import Configuration
 

src/petclaw/sharpclaw/setup.py

@@ -1,6 +1,4 @@
 #!/usr/bin/env python
-
-from __future__ import absolute_import
 import os
 
 def configuration(parent_package='',top_path=None):

src/petclaw/sharpclaw/solver.py

@@ -4,7 +4,6 @@
 Module containing SharpClaw solvers for PetClaw
 """
 
-from __future__ import absolute_import
 from clawpack import pyclaw
 
 class SharpClawSolver1D(pyclaw.SharpClawSolver1D):