View GitHub Repository Annif

Schedule Inspection
Subscribe
Completed
Push — master ( f6c6f1...e349d9 )
by Juho
26s queued 19s
created

annif.analyzer._parse_analyzer_args()   A

↳ Parent: annif.analyzer

Complexity

Conditions 5

Size

Total Lines 13
Code Lines 13

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 5
eloc 13
nop 1
dl 0
loc 13
rs 9.2833
c 0
b 0
f 0
1 
"""Collection of language-specific analyzers and analyzer registry for Annif"""
2 

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    3
                

                                    
                                                    
                
                
                
import re

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    4
                

                                    
                                                    
                
                
                
from . import simple

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    5
                

                                    
                                                    
                
                
                
from . import snowball

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    6
                

                                    
                                                    
                
                
                
import annif

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    7
                

                                    
                                                    
                
                
                
from annif.util import parse_args

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    8
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    9
                

                                    
                                                    
                
                
                
_analyzers = {}

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    10
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    11
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    12
                

                                    
                                                    
                
                
                
def register_analyzer(analyzer):

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    13
                

                                    
                                                    
                
                
                
    _analyzers[analyzer.name] = analyzer

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    14
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    15
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    16
                

                                    
                                                    
                
                
                
def get_analyzer(analyzerspec):

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    17
                

                                    
                                                    
                
                
                
    match = re.match(r'(\w+)(\((.*)\))?', analyzerspec)

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    18
                

                                    
                                                    
                
                
                
    if match is None:

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    19
                

                                    
                                                    
                
                
                
        raise ValueError(

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
                    20
                

                                    
                                                    
                
                
                
            "Invalid analyzer specification {}".format(analyzerspec))

            


            
                                                                        
                            
            
                                    
            
            

                
                    21
                

                                    
                                                    
                
                
                

            


            
                                                                        
                            
            
                                    
            
            

                
                    22
                

                                    
                                                    
                
                
                
    analyzer = match.group(1)

            


            
                                                                        
                            
            
                                    
            
            

                
                    23
                

                                    
                                                    
                
                
                
    posargs, kwargs = parse_args(match.group(3))

            


            
                                                                        
                            
            
                                    
            
            

                
                    24
                

                                    
                                                    
                
                
                
    posargs = posargs if posargs else [None]

            


            
                                                                        
                            
            
                                    
            
            

                
                    25
                

                                    
                                                    
                
                
                
    try:

            


            
                                                                        
                            
            
                                    
            
            

                
                    26
                

                                    
                                                    
                
                
                
        return _analyzers[analyzer](*posargs, **kwargs)

            


            
                                                                        
                            
            
                                    
            
            

                
                    27
                

                                    
                                                    
                
                
                
    except KeyError:

            


            
                                                                        
                            
            
                                    
            
            

                
                    28
                

                                    
                                                    
                
                
                
        raise ValueError("No such analyzer {}".format(analyzer))

            


            
                                                                        
                            
            
                                    
            
            

                
                    29
                

                                    
                                                    
                
                
                

            


            
                                                                        
                            
            
                                    
            
            

                
                    30
                

                                    
                                                    
                
                
                

            


            
                                                                        
                            
            
                                    
            
            

                
                    31
                

                                    
                                                    
                
                
                
register_analyzer(simple.SimpleAnalyzer)

            


            
                                                                        
                            
            
                                    
            
            

                
                    32
                

                                    
                                                    
                
                
                
register_analyzer(snowball.SnowballAnalyzer)

            


            
                                                                        
                            
            
                                    
            
            

                
                    33
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    34
                

                                    
                                                    
                
                
                
# Optional analyzers

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    35
                

                                    
                                                    
                
                
                
try:

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    36
                

                                    
                                                    
                
                
                
    from . import voikko

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    37
                

                                    
                                                    
                
                
                
    register_analyzer(voikko.VoikkoAnalyzer)

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    38
                

                                    
                                                    
                
                
                
except ImportError:

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
                    39
                

                                    
                                                    
                
                
                
    annif.logger.debug("voikko not available, not enabling voikko analyzer")

            


            
                                                        
            
                                    
            
            

                
                    40