Establish stable parameter order

Co-authored-by: Vidar Tonaas Fauske <[email protected]>

Author: fmieting

nbval/kernel.py

@@ -75,7 +75,7 @@ class RunningKernel(object):
     this class.
 
     """
-    def __init__(self, kernel_name, startup_timeout, cwd=None):
+    def __init__(self, kernel_name, cwd=None, startup_timeout=60):
         """
         Initialise a new kernel
         specify that matplotlib is inline and connect the stderr.

nbval/plugin.py

@@ -239,7 +239,10 @@ def setup(self):
             kernel_name = self.nb.metadata.get(
                 'kernelspec', {}).get('name', 'python')
         self.kernel = RunningKernel(
-            kernel_name, self.config.option.nbval_kernel_startup_timeout, str(self.fspath.dirname))
+            kernel_name,
+            cwd=str(self.fspath.dirname),
+            startup_timeout=self.config.option.nbval_kernel_startup_timeout, 
+        )
         self.setup_sanitize_files()
         if getattr(self.parent.config.option, 'cov_source', None):
             setup_coverage(self.parent.config, self.kernel, getattr(self, "fspath", None))