replace print statements with logging

mwe_query/canonicalform.py

@@ -5,6 +5,7 @@
 
 from typing import Dict, List, Optional, Set, Tuple
 from sastadev.sastatypes import SynTree
+import logging
 import re
 import sys
 from sastadev.treebankfunctions import getattval as gav, terminal, getnodeyield, find1, bareindexnode, indextransform, \
@@ -16,6 +17,8 @@
 from sastadev.alpinoparsing import parse
 from mwe_query.lcat import expandnonheadwords
 
+log = logging.getLogger()
+
 Xpathexpression = str
 
 space = ' '
@@ -247,9 +250,8 @@ def preprocess_MWE(rawmwe: str) -> List[Tuple[str, int]]:  # noqa: C901
                 newann = noann
                 newword = word
         else:
-            print(f'illegal state: {state} for {rawmwe}', file=sys.stderr)
-            print(f'mwe={mwe}', file=sys.stderr)
-            exit(-1)
+            log.debug('illegal state: %s for %s: mwe=%s', state, rawmwe, mwe)
+            raise RuntimeError(f'illegal state: {state} for {rawmwe}')
         ann_list.append((newword, newann))
 
     return ann_list
@@ -330,11 +332,10 @@ def headmodifiable(stree, mwetop, annotations):
             elif mwetop in {itop, parenttop}:
                 result = annotations[beginint] not in nomodanns
             else:
-                print(f'Illegal value for mwetop={mwetop}', file=sys.stderr)
+                log.warning('Illegal value for mwetop=%s', mwetop)
                 result = False
         else:
-            print(
-                f'Index out of range: {beginint} in {annotations}', file=sys.stderr)
+            log.warning(f'Index out of range: %s in %s', beginint, annotations)
             result = False
     else:  # can now only be node with cat=mwu
         mwps = getnodeyield(head)
@@ -345,7 +346,7 @@ def headmodifiable(stree, mwetop, annotations):
             result = any([annotations[int(gav(mwp, 'begin'))]
                          not in nomodanns for mwp in mwps])
         else:
-            print(f'Illegal value for mwetop={mwetop}', file=sys.stderr)
+            log.warning('Illegal value for mwetop=%s', mwetop)
             result = False
     return result
 
@@ -372,8 +373,7 @@ def zerochildrencount(stree, annotations):
                 if annotations[intbegin] == zero:
                     result += 1
             else:
-                print(
-                    f'Index out of range: {intbegin} in {annotations}', file=sys.stderr)
+                log.warning('Index out of range: %d in %s', intbegin, annotations)
     return result
 
 
@@ -551,13 +551,13 @@ def transformtree(stree: SynTree, annotations: List[Annotation], mwetop=notop, a
                         for newchild in newchildlist:
                             if newchild is not None:
                                 if DEBUG:
-                                    print('\nnewchild:')
+                                    log.debug('\nnewchild:')
                                     ET.dump(newchild)
                                 # we must make a copy of the child because each Element has only one parent
                                 newchildcopy = copy.copy(newchild)
                                 newnodecopy.append(newchildcopy)
                                 if DEBUG:
-                                    print('\n\nnewnodecopy:')
+                                    log.debug('\n\nnewnodecopy:')
                                     ET.dump(newnodecopy)
                         results.append(newnodecopy)
                 else:
@@ -573,8 +573,7 @@ def transformtree(stree: SynTree, annotations: List[Annotation], mwetop=notop, a
             pt = gav(stree, 'pt')
             rel = gav(stree, 'rel')
             if not (0 <= beginint < len(annotations)):
-                print(
-                    f'Index out of range: {beginint} in {annotations}', file=sys.stderr)
+                log.warning('Index out of range: %d in %s', beginint, annotations)
                 # we simply skip this node
                 # newnode = None
             else:
@@ -649,19 +648,18 @@ def transformtree(stree: SynTree, annotations: List[Annotation], mwetop=notop, a
                     newnode.attrib['pt'] = 'vnw'
                     results.append(newnode)
                 else:
-                    print(
-                        f'Unrecognized annotation: {annotations[beginint]}', file=sys.stderr)
+                    log.warning('Unrecognized annotation: %s', annotations[beginint])
                     newnode = attcopy(
                         stree, ['lemma', 'rel', 'pt'] + subcatproperties + inflproperties)
                     results.append(newnode)
 
         if DEBUG:
-            print('results:')
+            log.debug('results:')
             for result in results:
                 if result is None:
-                    print('None')
+                    log.debug('None')
                 else:
-                    ET.dump(result)
+                    log.debug(ET.tostring(result))
         return results
 
 

mwe_query/lcat.py

@@ -6,8 +6,12 @@
 from sastadev.sastatypes import SynTree
 from sastadev.treebankfunctions import getattval as gav, terminal, allcats as validcats, find1
 import copy
+import logging
 import lxml.etree as ET
 
+
+log = logging.getLogger()
+
 dummy = 'dummy'
 
 
@@ -182,11 +186,9 @@ def getlcat(node: SynTree, prel=None) -> str:  # noqa: C901
     elif pt == dummy:
         result = None
     else:
-        print('Unknown att value (pt) encountered in:')
-        ET.dump(node)
+        log.warning('Unknown att value (pt) encountered in: %s', ET.tostring(node))
         result = None
     if result == 'xp':
-        print('Unexpected att value  encountered in:')
-        ET.dump(node)
+        log.warning('Unexpected att value encountered in: %s', ET.tostring(node))
 
     return result