diff --git a/src/sage/interfaces/all.py b/src/sage/interfaces/all.py
index 341564e4dce..c05be0084b8 100644
--- a/src/sage/interfaces/all.py
+++ b/src/sage/interfaces/all.py
@@ -1,50 +1,48 @@
 # interfaces to other interpreters
 
-from sage.misc.lazy_import import lazy_import
-
-from .frobby import frobby
-from .four_ti_2 import four_ti_2
-from .axiom import Axiom, axiom
-from .fricas import FriCAS, fricas
-
+from .sage0 import sage0, sage0_version, Sage
 from .gap import gap, gap_reset_workspace, Gap
-from .gap3 import gap3, gap3_version, Gap3
-lazy_import('sage.interfaces.genus2reduction', ['genus2reduction', 'Genus2reduction'])
-from .gfan import gfan,  Gfan
-from .giac import giac, Giac
 from .gp import gp, gp_version, Gp
-from .gnuplot import gnuplot
-from .kash import  kash, kash_version, Kash
-from .lisp import lisp, Lisp
+# import problems
+#from maxima_lib import maxima_lib
+from .maxima import maxima, Maxima
+from .singular import singular, singular_version, Singular
+
 from .magma import magma, Magma
-from .magma_free import magma_free
-from .macaulay2 import macaulay2, Macaulay2
-from .maple import maple, Maple
-lazy_import('sage.interfaces.maxima', ['maxima', 'Maxima'])
-from .mathematica import mathematica, Mathematica
-from .mathics import mathics, Mathics
-from .matlab import matlab, matlab_version, Matlab
-from .mupad import mupad, Mupad  # NOT functional yet
-from .mwrank import mwrank, Mwrank
-from .octave import octave, Octave
 from .polymake import polymake
-from .qepcad import qepcad, qepcad_version, qepcad_formula
-from .qsieve import qsieve
-from .singular import singular, singular_version, Singular
-from .sage0 import sage0 as sage0, sage0_version, Sage
-from .scilab import scilab
-from .tachyon import tachyon_rt
-from .psage import PSage
-from .ecm import ECM, ecm
-from .povray import povray
-from .lie import lie, LiE
-from .r import r, R, r_version
-from .read_data import read_data
 
-interfaces = ['gap', 'gap3', 'giac', 'gp', 'mathematica', 'gnuplot', \
-              'kash', 'magma', 'macaulay2', 'maple', 'maxima', \
-              'mathematica', 'mwrank', 'octave', 'r', \
-              'singular', 'sage0', 'sage']
+from sage.misc.lazy_import import lazy_import
+
+lazy_import('sage.interfaces.axiom', ['Axiom', 'axiom'])
+lazy_import('sage.interfaces.ecm', ['ECM', 'ecm'])
+lazy_import('sage.interfaces.four_ti_2', 'four_ti_2')
+lazy_import('sage.interfaces.fricas', ['FriCAS', 'fricas'])
+lazy_import('sage.interfaces.frobby', 'frobby')
+lazy_import('sage.interfaces.gap3', ['gap3', 'gap3_version', 'Gap3'])
+lazy_import('sage.interfaces.genus2reduction', ['genus2reduction', 'Genus2reduction'])
+lazy_import('sage.interfaces.gfan', ['gfan', 'Gfan'])
+lazy_import('sage.interfaces.giac', ['giac', 'Giac'])
+lazy_import('sage.interfaces.gnuplot', 'gnuplot')
+lazy_import('sage.interfaces.kash', ['kash', 'kash_version', 'Kash'])
+lazy_import('sage.interfaces.lie', ['lie', 'LiE'])
+lazy_import('sage.interfaces.lisp', ['lisp', 'Lisp'])
+lazy_import('sage.interfaces.macaulay2', ['macaulay2', 'Macaulay2'])
+lazy_import('sage.interfaces.magma_free', 'magma_free')
+lazy_import('sage.interfaces.maple', ['maple', 'Maple'])
+lazy_import('sage.interfaces.mathematica', ['mathematica', 'Mathematica'])
+lazy_import('sage.interfaces.mathics', ['mathics', 'Mathics'])
+lazy_import('sage.interfaces.matlab', ['matlab', 'matlab_version', 'Matlab'])
+lazy_import('sage.interfaces.mupad', ['mupad', 'Mupad'])  # NOT functional yet
+lazy_import('sage.interfaces.mwrank', ['mwrank', 'Mwrank'])
+lazy_import('sage.interfaces.octave', ['octave', 'Octave'])
+lazy_import('sage.interfaces.povray', 'povray')
+lazy_import('sage.interfaces.psage', 'PSage')
+lazy_import('sage.interfaces.qepcad', ['qepcad', 'qepcad_version', 'qepcad_formula'])
+lazy_import('sage.interfaces.qsieve', 'qsieve')
+lazy_import('sage.interfaces.r', ['r', 'R', 'r_version'])
+lazy_import('sage.interfaces.read_data', 'read_data')
+lazy_import('sage.interfaces.scilab', 'scilab')
+lazy_import('sage.interfaces.tachyon', 'tachyon_rt')
 
 try:
     from sage.repl.rich_output.display_manager import get_display_manager as _get_display_manager
diff --git a/src/sage/interfaces/axiom.py b/src/sage/interfaces/axiom.py
index 0bc5334b071..4de851d50b4 100644
--- a/src/sage/interfaces/axiom.py
+++ b/src/sage/interfaces/axiom.py
@@ -490,7 +490,7 @@ def __reduce__(self):
         """
         EXAMPLES::
 
-            sage: axiom.__reduce__()
+            sage: Axiom().__reduce__()
             (<function reduce_load_Axiom at 0x...>, ())
             sage: f, args = _
             sage: f(*args)
diff --git a/src/sage/interfaces/giac.py b/src/sage/interfaces/giac.py
index 98381afeea3..d7a259fd3d5 100644
--- a/src/sage/interfaces/giac.py
+++ b/src/sage/interfaces/giac.py
@@ -371,7 +371,7 @@ def __reduce__(self):
         """
         EXAMPLES::
 
-            sage: giac.__reduce__()
+            sage: Giac().__reduce__()
             (<function reduce_load_Giac at 0x...>, ())
             sage: f, args = _
             sage: f(*args)
diff --git a/src/sage/interfaces/kash.py b/src/sage/interfaces/kash.py
index bc389c74a07..6e40544e70c 100644
--- a/src/sage/interfaces/kash.py
+++ b/src/sage/interfaces/kash.py
@@ -672,7 +672,7 @@ def _function_call_string(self, function, args, kwds):
 
         EXAMPLES::
 
-            sage: kash._function_call_string('Expand', ['x', 'y'], ['Prec:=10'])
+            sage: Kash()._function_call_string('Expand', ['x', 'y'], ['Prec:=10'])
             'Expand(x,y,rec(Prec:=10))'
         """
         if not kwds:
diff --git a/src/sage/interfaces/lie.py b/src/sage/interfaces/lie.py
index 3d3a0ded886..13f2bd33814 100644
--- a/src/sage/interfaces/lie.py
+++ b/src/sage/interfaces/lie.py
@@ -474,7 +474,7 @@ def __reduce__(self):
         """
         EXAMPLES::
 
-            sage: lie.__reduce__()
+            sage: LiE().__reduce__()
             (<function reduce_load_lie at 0x...>, ())
         """
         return reduce_load_lie, tuple([])
diff --git a/src/sage/interfaces/lisp.py b/src/sage/interfaces/lisp.py
index 7b057a4de3c..33ea51d12f7 100644
--- a/src/sage/interfaces/lisp.py
+++ b/src/sage/interfaces/lisp.py
@@ -220,7 +220,7 @@ def __reduce__(self):
         """
         EXAMPLES::
 
-            sage: lisp.__reduce__()
+            sage: Lisp().__reduce__()
             (<function reduce_load_Lisp at 0x...>, ())
         """
         return reduce_load_Lisp, tuple([])
diff --git a/src/sage/interfaces/macaulay2.py b/src/sage/interfaces/macaulay2.py
index b5bcac4003f..0d90f366001 100644
--- a/src/sage/interfaces/macaulay2.py
+++ b/src/sage/interfaces/macaulay2.py
@@ -237,7 +237,7 @@ def __reduce__(self):
 
         EXAMPLES::
 
-            sage: rlm2, t = macaulay2.__reduce__()
+            sage: rlm2, t = Macaulay2().__reduce__()
             sage: rlm2(*t)
             Macaulay2
         """
diff --git a/src/sage/interfaces/magma.py b/src/sage/interfaces/magma.py
index 89dc1aa8140..8d8a97b88b5 100644
--- a/src/sage/interfaces/magma.py
+++ b/src/sage/interfaces/magma.py
@@ -566,6 +566,7 @@ def _preparse(self, s):
 
         EXAMPLES::
 
+            sage: magma = Magma()
             sage: magma._preparse_colon_equals = False
             sage: magma._preparse('a = 5')
             'a = 5'
diff --git a/src/sage/interfaces/maple.py b/src/sage/interfaces/maple.py
index 50a2d803d25..e9f0d5d6fb0 100644
--- a/src/sage/interfaces/maple.py
+++ b/src/sage/interfaces/maple.py
@@ -337,7 +337,7 @@ def __reduce__(self):
         """
         EXAMPLES::
 
-            sage: maple.__reduce__()
+            sage: Maple().__reduce__()
             (<function reduce_load_Maple at 0x...>, ())
             sage: f, args = _
             sage: f(*args)
diff --git a/src/sage/interfaces/mupad.py b/src/sage/interfaces/mupad.py
index e4e8531e6c2..00034b4af16 100644
--- a/src/sage/interfaces/mupad.py
+++ b/src/sage/interfaces/mupad.py
@@ -147,7 +147,7 @@ def __reduce__(self):
         """
         EXAMPLES::
 
-            sage: mupad.__reduce__()
+            sage: Mupad().__reduce__()
             (<function reduce_load_mupad at 0x...>, ())
 
         """
diff --git a/src/sage/interfaces/mwrank.py b/src/sage/interfaces/mwrank.py
index 701b91b5afe..ae65d0ffea0 100644
--- a/src/sage/interfaces/mwrank.py
+++ b/src/sage/interfaces/mwrank.py
@@ -210,7 +210,7 @@ def __reduce__(self):
         """
         EXAMPLES::
 
-            sage: mwrank.__reduce__()
+            sage: Mwrank().__reduce__()
             (<function _reduce_load_mwrank at 0x...>, ())
         """
 
diff --git a/src/sage/interfaces/octave.py b/src/sage/interfaces/octave.py
index 1f3c2cbd3b2..81d48cf3c10 100644
--- a/src/sage/interfaces/octave.py
+++ b/src/sage/interfaces/octave.py
@@ -231,7 +231,7 @@ def __reduce__(self):
         """
         EXAMPLES::
 
-            sage: octave.__reduce__()
+            sage: Octave().__reduce__()
             (<function reduce_load_Octave at 0x...>, ())
         """
         return reduce_load_Octave, tuple([])
diff --git a/src/sage/rings/finite_rings/integer_mod.pyx b/src/sage/rings/finite_rings/integer_mod.pyx
index 58218d9a193..cd18fd4ed01 100644
--- a/src/sage/rings/finite_rings/integer_mod.pyx
+++ b/src/sage/rings/finite_rings/integer_mod.pyx
@@ -91,8 +91,6 @@ from sage.libs.pari.all import pari, PariError
 import sage.rings.integer_ring as integer_ring
 import sage.rings.rational_field
 
-import sage.interfaces.all
-
 import sage.rings.integer
 cimport sage.rings.integer
 from sage.rings.integer cimport Integer
diff --git a/src/sage/rings/finite_rings/integer_mod_ring.py b/src/sage/rings/finite_rings/integer_mod_ring.py
index 12c3c71c5ba..90ed5965c27 100644
--- a/src/sage/rings/finite_rings/integer_mod_ring.py
+++ b/src/sage/rings/finite_rings/integer_mod_ring.py
@@ -72,7 +72,6 @@
 
 from sage.libs.pari.all import pari, PariError
 
-import sage.interfaces.all
 from sage.misc.cachefunc import cached_method
 
 from sage.structure.factory import UniqueFactory