workaround: escaping '\', '{' and '}' for dblp and swissprot

dblp/dblp_to_bracket.py

@@ -15,7 +15,11 @@ class DBLPContentHandler(ContentHandler):
         d = dict(attributes)
         # Sort the attributes by their keys.
         for key, value in sorted(d.items(), key = lambda element : element[0][1]):
-            self.bn += "{" + key[1] + "{" + value + "}}"
+            self.bn += "{" + key[1].translate(str.maketrans({"{":  r"\{",
+                                          "}":  r"\}",
+                                          "\\": r"\\"})) + "{" + value.translate(str.maketrans({"{":  r"\{",
+                                          "}":  r"\}",
+                                          "\\": r"\\"})) + "}}"
 
     # Close tag.
     def endElementNS(self, name, qname):
@@ -23,7 +27,9 @@ class DBLPContentHandler(ContentHandler):
 
     # Tag content.
     def characters(self, data):
-        self.bn += "{" + data + "}"
+        self.bn += "{" + data.translate(str.maketrans({"{":  r"\{",
+                                          "}":  r"\}",
+                                          "\\": r"\\"})) + "}"
 
 print("--- Loading DBLP dataset.")
 

swissprot/swissprot_to_bracket.py

@@ -15,7 +15,11 @@ class SwissprotContentHandler(ContentHandler):
         d = dict(attributes)
         # Sort the attributes by their keys.
         for key, value in sorted(d.items(), key = lambda element : element[0][1]):
-            self.bn += "{" + key[1] + "{" + value + "}}"
+            self.bn += "{" + key[1].translate(str.maketrans({"{":  r"\{",
+                                          "}":  r"\}",
+                                          "\\": r"\\"})) + "{" + value.translate(str.maketrans({"{":  r"\{",
+                                          "}":  r"\}",
+                                          "\\": r"\\"})) + "}}"
 
     # Close tag.
     def endElementNS(self, name, qname):
@@ -23,12 +27,14 @@ class SwissprotContentHandler(ContentHandler):
 
     # Tag content.
     def characters(self, data):
-        self.bn += "{" + data + "}"
+        self.bn += "{" + data.translate(str.maketrans({"{":  r"\{",
+                                          "}":  r"\}",
+                                          "\\": r"\\"})) + "}"
 
 print("--- Loading Swissprot dataset.")
 
 swissprot_parser = etree.XMLParser(load_dtd=False, remove_blank_text=True)
-swissprot_data_tree = etree.parse('uniprot_sprot.xml', dblp_parser)
+swissprot_data_tree = etree.parse('uniprot_sprot.xml', swissprot_parser)
 root = swissprot_data_tree.getroot()
 
 # Output files.