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annotate planemo/lib/python3.7/site-packages/galaxy/util/facts.py @ 1:56ad4e20f292 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:32:28 -0400
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1 """Return various facts for string formatting.
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2 """
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3 import socket
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4 from collections import MutableMapping
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5
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6 from six import string_types
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7
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8
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9 class Facts(MutableMapping):
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10 """A dict-like object that evaluates values at access time."""
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11
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12 def __init__(self, config=None, **kwargs):
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13 config = config or {}
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14 self.__dict__ = {}
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15 self.__set_defaults(config)
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16 self.__set_config(config)
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17 self.__dict__.update(dict(**kwargs))
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18
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19 def __set_defaults(self, config):
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20 # config here may be a Galaxy config object, or it may just be a dict
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21 defaults = {
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22 'server_name': lambda: config.get('base_server_name', 'main'),
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23 'server_id': None,
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24 'instance_id': None,
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25 'pool_name': None,
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26 'fqdn': lambda: socket.getfqdn(),
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27 'hostname': lambda: socket.gethostname().split('.', 1)[0],
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28 }
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29 self.__dict__.update(defaults)
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30
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31 def __set_config(self, config):
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32 if config is not None:
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33 for name in dir(config):
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34 if not name.startswith('_') and isinstance(getattr(config, name), string_types):
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35 self.__dict__['config_' + name] = lambda name=name: getattr(config, name)
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36
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37 def __getitem__(self, key):
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38 item = self.__dict__.__getitem__(key)
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39 if callable(item):
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40 return item()
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41 else:
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42 return item
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43
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44 # Other methods pass through to the corresponding dict methods
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45
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46 def __setitem__(self, key, value):
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47 return self.__dict__.__setitem__(key, value)
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48
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49 def __delitem__(self, key):
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50 return self.__dict__.__delitem__(key)
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51
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52 def __iter__(self):
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53 return self.__dict__.__iter__()
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54
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55 def __len__(self):
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56 return self.__dict__.__len__()
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57
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58 def __str__(self):
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59 return self.__dict__.__str__()
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60
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61 def __repr__(self):
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62 return self.__dict__.__repr__()
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65 def get_facts(config=None, **kwargs):
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66 return Facts(config=config, **kwargs)