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Adding plugin support #53

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merged 3 commits into from
Jul 22, 2018
Merged

Adding plugin support #53

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880006a
Adding plugin support
chazeon Jul 21, 2018
748a0b3
Throws an error if no sub-command is present.
chazeon Jul 21, 2018
2eb5555
Using entry point name instead of command property
chazeon Jul 21, 2018
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2 changes: 2 additions & 0 deletions qha/cli/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,8 @@ def main():
qha_plotter = QHAPlotter()
parser.add_program('plot', qha_plotter)

parser.add_plugin_programs()

parser.parse_args()


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11 changes: 10 additions & 1 deletion qha/cli/parser.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@

import argparse
import sys
import pkg_resources

from qha import __version__
from qha.cli.program import QHAProgram
Expand All @@ -25,7 +26,15 @@ def add_program(self, cmd: str, prog: QHAProgram, aliases: list = []):
'aliases': aliases
})
prog.init_parser(subparser)


def add_plugin_programs(self):
for entry_point in pkg_resources.iter_entry_points(group='qha.applications'):
klass = entry_point.load()
command = entry_point.name
aliases = klass.aliases if 'aliases' in dir(klass) else None
program = klass()
self.add_program(command, program, aliases)

def parse_args(self, args=None, namespace=None):
namespace = self.parser.parse_args(args, namespace)
command = namespace.command
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