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Pull Request — master (#559)
by Konstantin
02:09
created

ocrd.config.load_config_file()   B

↳ Parent: ocrd.config

Complexity

Conditions 7

Size

Total Lines 20
Code Lines 17

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 17
dl 0
loc 20
rs 8
c 0
b 0
f 0
cc 7
nop 1
1 
from pathlib import Path
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from datetime import datetime
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from yaml import safe_load, safe_dump

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from ocrd_models import OcrdConfig

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from ocrd_utils import VERSION

            


            
                                                                                                            
                            
            
                                    
            
            

                
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import ocrd_utils

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from ocrd_validators import OcrdConfigValidator

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from ocrd_models.ocrd_config import DEFAULT_CONFIG

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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def load_config_file(basedir=None):

            


            
                                                        
            
                                    
            
            

                
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    """

            


            
                                                        
            
                                    
            
            

                
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    Load the configuration file

            


            
                                                        
            
                                    
            
            

                
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    """

            


            
                                                        
            
                                    
            
            

                
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    if not basedir:

            


            
                                                        
            
                                    
            
            

                
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        basedir = ocrd_utils.XDG_CONFIG_HOME

            


            
                                                        
            
                                    
            
            

                
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    fpath = Path(basedir, 'ocrd', 'config.yml')

            


            
                                                        
            
                                    
            
            

                
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    if not fpath.parent.exists():

            


            
                                                        
            
                                    
            
            

                
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        fpath.parent.mkdir(parents=True)

            


            
                                                        
            
                                    
            
            

                
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    obj = DEFAULT_CONFIG

            


            
                                                        
            
                                    
            
            

                
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    if not fpath.exists():

            


            
                                                        
            
                                    
            
            

                
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        with open(str(fpath), 'w', encoding='utf-8') as f_out:

            


            
                                                        
            
                                    
            
            

                
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            f_out.write("# Generated by OCR-D/core %s on %s\n" % (VERSION, datetime.now()))

            


            
                                                        
            
                                    
            
            

                
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            f_out.write(safe_dump(obj))

            


            
                                                        
            
                                    
            
            

                
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    with open(str(fpath), 'r', encoding='utf-8') as f_in:

            


            
                                                        
            
                                    
            
            

                
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        obj = {**obj, **safe_load(f_in.read())}

            


            
                                                        
            
                                    
            
            

                
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        report = OcrdConfigValidator.validate(obj)

            


            
                                                        
            
                                    
            
            

                
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        if not report.is_valid:

            


            
                                                        
            
                                    
            
            

                
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            raise ValueError("The configuration is invalid: %s" % report.errors)

            


            
                                                        
            
                                    
            
            

                
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        return OcrdConfig(obj)

            


            
                                                        
            
                                    
            
            

                
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