upstream/ipython Files · IPython/config/profile/cluster/ipython_config.py

check whether all engines are at HWM in a few places...

check whether all engines are at HWM in a few places avoids calling maybe_run on the entire queue when we know that no tasks can be run. This caused an expensive O(N) operation every time an engine just became not-full, which is every time a task finishes in the default case of HWM=1.

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             ipython_config.py
        
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             / IPython / config / profile / cluster / ipython_config.py
          
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      c = get_config()

      app = c.InteractiveShellApp

      # This can be used at any point in a config file to load a sub config

      # and merge it into the current one.

      load_subconfig('ipython_config.py', profile='default')

      lines = """

      from IPython.parallel import *

      """

      # You have to make sure that attributes that are containers already

      # exist before using them.  Simple assigning a new list will override

      # all previous values.

      if hasattr(app, 'exec_lines'):

          app.exec_lines.append(lines)

      else:

          app.exec_lines = [lines]

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				c = get_config()
				app = c.InteractiveShellApp

				# This can be used at any point in a config file to load a sub config
				# and merge it into the current one.
				load_subconfig('ipython_config.py', profile='default')

				lines = """
				from IPython.parallel import *
				"""

				# You have to make sure that attributes that are containers already
				# exist before using them. Simple assigning a new list will override
				# all previous values.
				if hasattr(app, 'exec_lines'):
				app.exec_lines.append(lines)
				else:
				app.exec_lines = [lines]