Removes matplotlib, graphviz and seaborn from requirements.py, update…

…s versioning.

dmipy/core/acquisition_scheme.py

@@ -6,7 +6,6 @@
 from dipy.reconst.shm import real_sym_sh_mrtrix
 from scipy.cluster.hierarchy import fcluster, linkage
 from dipy.core.gradients import gradient_table, GradientTable
-import matplotlib.pyplot as plt
 from warnings import warn
 
 
@@ -330,6 +329,8 @@ def visualise_acquisition_G_Delta_rainbow(
         bvals_ = b_from_g(G_grid.ravel(), delta[0], Delta_grid.ravel()) / 1e6
         bvals_ = bvals_.reshape(G_grid.shape)
 
+        # local import because matplotlib is not in the strict requirements.
+        import matplotlib.pyplot as plt
         plt.contourf(Delta_, G_, bvals_,
                      levels=bval_isolines,
                      cmap='rainbow', alpha=alpha_shading)

dmipy/core/modeling_framework.py

@@ -27,12 +27,13 @@
 from ..optimizers.multi_tissue_convex_optimizer import (
     MultiTissueConvexOptimizer)
 from dipy.utils.optpkg import optional_package
-from graphviz import Digraph
 from uuid import uuid4
 pathos, have_pathos, _ = optional_package("pathos")
 numba, have_numba, _ = optional_package("numba")
+graphviz, have_graphviz, _ = optional_package("graphviz")
 
-
+if have_graphviz:
+    from graphviz import Digraph
 if have_pathos:
     import pathos.pools as pp
     from pathos.helpers import cpu_count
@@ -755,6 +756,8 @@ def visualize_model_setup(
         with_parameters: boolean,
             Whether or not to also visualize the parameters of each model.
         """
+        if not have_graphviz:
+            raise ImportError('graphviz package not installed.')
         dot = Digraph('Model Setup', format=im_format)
         base_model = self.__class__.__name__
         base_uuid = str(uuid4())

dmipy/version.py

@@ -2,10 +2,10 @@
 from os.path import join as pjoin
 
 # Format expected by setup.py and doc/source/conf.py: string of form "X.Y.Z"
-_version_major = 0
-_version_minor = 1
-_version_micro = ''  # use '' for first of series, number for 1 and above
-_version_extra = 'dev'
+_version_major = 1
+_version_minor = 0
+_version_micro = 1  # use '' for first of series, number for 1 and above
+_version_extra = ''
 # _version_extra = ''  # Uncomment this for full releases
 
 # Construct full version string from these.

requirements.txt

@@ -2,8 +2,5 @@ numpy(>=1.13)
 scipy
 dipy
 cvxpy
-matplotlib
 boto
-seaborn
 pathlib
-graphviz