Small fixes in docstrings to reflect changes in graph_draw()

src/graph_tool/community/__init__.py

@@ -132,13 +132,13 @@ def community_structure(g, n_iter, n_spins, gamma=1.0, corr= "erdos",
     ...                                history_file="community-history1")
     >>> gt.graph_draw(g, pos=pos, pin=True, vsize=0.3, vcolor=spins,
     ...               output="comm1.png")
-    (...)
+    <...>
     >>> spins = gt.community_structure(g, 10000, 40, t_range=(5, 0.1),
     ...                                gamma=2.5,
     ...                                history_file="community-history2")
     >>> gt.graph_draw(g, pos=pos, pin=True, vsize=0.3, vcolor=spins,
     ...               output="comm2.png")
-    (...)
+    <...>
     >>> clf()
     >>> xlabel("iterations")
     <...>
@@ -316,7 +316,7 @@ def condensation_graph(g, prop, weight=None):
     >>> gt.graph_draw(ng[0], vsize=size, vcolor=size, splines=True,
     ...               eprops={"len":20, "penwidth":10}, vprops={"penwidth":10},
     ...               output="comm-network.png")
-    (...)
+    <...>
 
     .. figure:: comm-network.png
         :align: center

src/graph_tool/draw/__init__.py

@@ -220,7 +220,7 @@ def graph_draw(g, pos=None, size=(15, 15), pin=False, layout= "neato",
     >>> ebet.get_array()[:] += 10
     >>> gt.graph_draw(g, vsize=deg, vcolor=deg, elen=10, ecolor=ebet,
     ...               penwidth=ebet, overlap="prism", output="graph-draw.png")
-    (...)
+    <...>
 
     .. figure:: graph-draw.png
         :align: center

src/graph_tool/generation/__init__.py

@@ -265,14 +265,14 @@ def random_rewire(g, strat= "uncorrelated", parallel_edges = False,
     >>> seed(42)
     >>> g = gt.random_graph(1000, lambda: sample_k(10),
     ...                     lambda i,j: exp(abs(i-j)), directed=False)
-    >>> gt.graph_draw(g, output="rewire_orig.png")
-    (...)
+    >>> gt.graph_draw(g, layout="arf", output="rewire_orig.png")
+    <...>
     >>> gt.random_rewire(g, "correlated")
-    >>> gt.graph_draw(g, output="rewire_corr.png")
-    (...)
+    >>> gt.graph_draw(g, layout="arf", output="rewire_corr.png")
+    <...>
     >>> gt.random_rewire(g)
-    >>> gt.graph_draw(g, output="rewire_uncorr.png")
-    (...)
+    >>> gt.graph_draw(g, layout="arf", output="rewire_uncorr.png")
+    <...>
 
 
     .. figure:: rewire_orig.png