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annotate utils/odict.py @ 4:7a2a604ae9c8 draft

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planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
author devteam
date Thu, 11 Feb 2016 12:11:59 -0500
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4
7a2a604ae9c8 planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
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1 """
7a2a604ae9c8 planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
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2 Ordered dictionary implementation.
7a2a604ae9c8 planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
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3 """
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4
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5 from UserDict import UserDict
7a2a604ae9c8 planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
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8 class odict(UserDict):
7a2a604ae9c8 planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
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9 """
7a2a604ae9c8 planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
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10 http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/107747
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11
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12 This dictionary class extends UserDict to record the order in which items are
7a2a604ae9c8 planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
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13 added. Calling keys(), values(), items(), etc. will return results in this
7a2a604ae9c8 planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
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14 order.
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15 """
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16 def __init__( self, dict=None ):
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17 self._keys = []
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18 UserDict.__init__( self, dict )
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20 def __delitem__( self, key ):
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21 UserDict.__delitem__( self, key )
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22 self._keys.remove( key )
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24 def __setitem__( self, key, item ):
7a2a604ae9c8 planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
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25 UserDict.__setitem__( self, key, item )
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26 if key not in self._keys:
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27 self._keys.append( key )
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29 def clear( self ):
7a2a604ae9c8 planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
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30 UserDict.clear( self )
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31 self._keys = []
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33 def copy(self):
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34 new = odict()
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35 new.update( self )
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36 return new
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37
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38 def items( self ):
7a2a604ae9c8 planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tool_collections/gops/subtract commit 4e2052686dfe8003f867449e0affff96398b2a62
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39 return zip( self._keys, self.values() )
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40
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41 def keys( self ):
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42 return self._keys[:]
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43
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44 def popitem( self ):
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45 try:
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46 key = self._keys[-1]
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47 except IndexError:
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48 raise KeyError( 'dictionary is empty' )
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49 val = self[ key ]
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50 del self[ key ]
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51 return ( key, val )
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52
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53 def setdefault( self, key, failobj=None ):
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54 if key not in self._keys:
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55 self._keys.append( key )
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56 return UserDict.setdefault( self, key, failobj )
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57
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58 def update( self, dict ):
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59 for ( key, val ) in dict.items():
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60 self.__setitem__( key, val )
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61
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62 def values( self ):
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63 return map( self.get, self._keys )
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64
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65 def iterkeys( self ):
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66 return iter( self._keys )
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67
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68 def itervalues( self ):
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69 for key in self._keys:
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70 yield self.get( key )
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71
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72 def iteritems( self ):
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73 for key in self._keys:
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74 yield key, self.get( key )
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75
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76 def __iter__( self ):
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77 for key in self._keys:
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78 yield key
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79
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80 def reverse( self ):
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81 self._keys.reverse()
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82
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83 def insert( self, index, key, item ):
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84 if key not in self._keys:
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85 self._keys.insert( index, key )
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86 UserDict.__setitem__( self, key, item )