fix: tests allows older networkx version and removes cli.help doctest

Author: satra

nipype/interfaces/base.py

@@ -1005,20 +1005,6 @@ class must be instantiated with a command argument
     >>> cli.inputs.trait_get() #doctest: +SKIP
     {'ignore_exception': False, 'args': '-al', 'environ': {'DISPLAY': ':1'}}
 
-    >>> cli.help()
-    Inputs
-    ------
-    <BLANKLINE>
-    Optional:
-     args: Additional parameters to the command
-     environ: Environment variables (default={})
-     ignore_exception: Print an error message instead of throwing an exception in case the interface fails to run (default=False)
-    <BLANKLINE>
-    Outputs
-    -------
-    None
-
-
     >>> cli.inputs.get_hashval()
     ({'ignore_exception': False, 'args': '-al', 'environ': {'DISPLAY': ':1'}}, 'b1faf85652295456a906f053d48daef6')
 

nipype/pipeline/plugins/base.py

@@ -319,7 +319,10 @@ def _generate_dependency_list(self, graph):
         """ Generates a dependency list for a list of graphs.
         """
         self.procs = graph.nodes()
-        self.depidx = nx.to_scipy_sparse_matrix(graph, format='lil')
+        try:
+            self.depidx = nx.to_scipy_sparse_matrix(graph, format='lil')
+        except:
+            self.depidx = nx.to_scipy_sparse_matrix(graph)
         self.refidx = deepcopy(self.depidx)
         self.refidx.astype = np.int
         self.proc_done = np.zeros(len(self.procs), dtype=bool)