Mercurial > hg > Lemuriformes
comparison lemuriformes/waiter.py @ 17:4793f99b73e0
[lemuriformes] utility functions
| author | Jeff Hammel <k0scist@gmail.com> |
|---|---|
| date | Sun, 10 Dec 2017 17:42:52 -0800 |
| parents | |
| children |
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| 16:9b1bb9eee962 | 17:4793f99b73e0 |
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| 1 """ | |
| 2 interpolate (etc) bash waiter script for subcommand parallelism | |
| 3 """ | |
| 4 | |
| 5 import os | |
| 6 import tempita | |
| 7 | |
| 8 here = os.path.dirname(os.path.abspath(__file__)) | |
| 9 | |
| 10 class BashWaiter(object): | |
| 11 | |
| 12 template_path = os.path.join(here, 'waiter.sh') | |
| 13 | |
| 14 def __init__(self, *commands): | |
| 15 assert os.path.exists(self.template_path) | |
| 16 self.template = tempita.Template.from_filename(self.template_path) | |
| 17 | |
| 18 self.commands = [] | |
| 19 for command in commands: | |
| 20 self.add(command) | |
| 21 | |
| 22 def add(self, command): | |
| 23 self.commands.append(command) | |
| 24 | |
| 25 | |
| 26 def __str__(self): | |
| 27 """render the template""" | |
| 28 variables = {'commands': self.commands} | |
| 29 return self.template.substitute(**variables) | |
| 30 |