質問編集履歴
5
エラーメッセージを追記しました
test
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test
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以下のようなコードを用いることにより処理をしようと考えているのですが、
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以下のようなコードを用いることにより処理をしようと考えているのですが、PDFファイルによって以下のようなエラーが生じ、エラーが生じたファイルが壊れて（0KBとなり読み込めなくなって）しまいます。
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問題１．PDFファイルが保存されていない場合（例えばtest2.pdfがフォルダに格納されていない場合）、エラーが生じるのではなく、その部分の処理をスキップしたい
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問題２．return NameObject(name,decode('utf-8'))というエラーが生じてしまう（格納されたPDFファイルの中にutf-8とそうでないものとが混在している？）。
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⇒ファイルによってはエラーが生じない（セキュリティに違いがなくても）
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dst_pdf.write(f)
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```
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エラーメッセージ
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PdfReadError Traceback (most recent call last)
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<ipython-input-22-2eb6e479cf31> in <module>
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22
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23 with open('Desktop\テスト/'+path,'wb') as f:
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---> 24 dst_pdf.write(f)
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~\Anaconda3\lib\site-packages\PyPDF2\pdf.py in write(self, stream)
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480 self.stack = []
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481 if debug: print(("ERM:", externalReferenceMap, "root:", self._root))
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--> 482 self._sweepIndirectReferences(externalReferenceMap, self._root)
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483 del self.stack
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484
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~\Anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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569 self.stack.append(data.idnum)
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570 realdata = self.getObject(data)
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--> 571 self._sweepIndirectReferences(externMap, realdata)
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572 return data
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573 else:
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~\Anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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545 for key, value in list(data.items()):
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546 origvalue = value
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--> 547 value = self._sweepIndirectReferences(externMap, value)
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548 if isinstance(value, StreamObject):
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549 # a dictionary value is a stream. streams must be indirect
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~\Anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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575 if newobj == None:
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576 try:
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--> 577 newobj = data.pdf.getObject(data)
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578 self._objects.append(None) # placeholder
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579 idnum = len(self._objects)
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~\Anaconda3\lib\site-packages\PyPDF2\pdf.py in getObject(self, indirectReference)
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1629 indirectReference.generation), utils.PdfReadWarning)
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1630 #if self.strict:
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-> 1631 raise utils.PdfReadError("Could not find object.")
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1632 self.cacheIndirectObject(indirectReference.generation,
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1633 indirectReference.idnum, retval)
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PdfReadError: Could not find object.
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4
問題２について修正しました
test
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test
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問題２．return NameObject(name,decode('utf-8'))というエラーが生じてしまう（格納されたPDFファイルの中にutf-8とそうでないものとが混在している？）。
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⇒
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⇒ファイルによってはエラーが生じない（セキュリティに違いがなくても）
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3
問題２について解決した旨を追記
test
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test
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問題２．return NameObject(name,decode('utf-8'))というエラーが生じてしまう（格納されたPDFファイルの中にutf-8とそうでないものとが混在している？）。
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⇒解決。セキュリティのかかっているファイルが混在しているだけでした。
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@@ -59,263 +63,3 @@
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dst_pdf.write(f)
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```
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以下エラーメッセージになります。
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UnicodeDecodeError Traceback (most recent call last)
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~\anaconda3\lib\site-packages\PyPDF2\generic.py in readFromStream(stream, pdf)
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483 try:
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--> 484 return NameObject(name.decode('utf-8'))
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485 except (UnicodeEncodeError, UnicodeDecodeError) as e:
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UnicodeDecodeError: 'utf-8' codec can't decode byte 0x82 in position 8: invalid start byte
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During handling of the above exception, another exception occurred:
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PdfReadError Traceback (most recent call last)
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<ipython-input-95-1c3d6b0830f5> in <module>
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19 with open('Desktop\テスト/'+path,'wb') as f:
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---> 20 dst_pdf.write(f)
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in write(self, stream)
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480 self.stack = []
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481 if debug: print(("ERM:", externalReferenceMap, "root:", self._root))
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--> 482 self._sweepIndirectReferences(externalReferenceMap, self._root)
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483 del self.stack
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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569 self.stack.append(data.idnum)
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570 realdata = self.getObject(data)
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--> 571 self._sweepIndirectReferences(externMap, realdata)
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572 return data
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573 else:
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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545 for key, value in list(data.items()):
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546 origvalue = value
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--> 547 value = self._sweepIndirectReferences(externMap, value)
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548 if isinstance(value, StreamObject):
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549 # a dictionary value is a stream. streams must be indirect
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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584 externMap[data.pdf][data.generation] = {}
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585 externMap[data.pdf][data.generation][data.idnum] = newobj_ido
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--> 586 newobj = self._sweepIndirectReferences(externMap, newobj)
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587 self._objects[idnum-1] = newobj
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588 return newobj_ido
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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545 for key, value in list(data.items()):
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546 origvalue = value
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--> 547 value = self._sweepIndirectReferences(externMap, value)
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548 if isinstance(value, StreamObject):
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549 # a dictionary value is a stream. streams must be indirect
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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554 elif isinstance(data, ArrayObject):
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555 for i in range(len(data)):
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--> 556 value = self._sweepIndirectReferences(externMap, data[i])
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557 if isinstance(value, StreamObject):
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558 # an array value is a stream. streams must be indirect
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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584 externMap[data.pdf][data.generation] = {}
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585 externMap[data.pdf][data.generation][data.idnum] = newobj_ido
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--> 586 newobj = self._sweepIndirectReferences(externMap, newobj)
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587 self._objects[idnum-1] = newobj
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588 return newobj_ido
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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545 for key, value in list(data.items()):
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546 origvalue = value
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--> 547 value = self._sweepIndirectReferences(externMap, value)
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548 if isinstance(value, StreamObject):
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549 # a dictionary value is a stream. streams must be indirect
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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545 for key, value in list(data.items()):
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546 origvalue = value
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--> 547 value = self._sweepIndirectReferences(externMap, value)
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548 if isinstance(value, StreamObject):
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549 # a dictionary value is a stream. streams must be indirect
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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545 for key, value in list(data.items()):
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546 origvalue = value
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--> 547 value = self._sweepIndirectReferences(externMap, value)
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548 if isinstance(value, StreamObject):
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549 # a dictionary value is a stream. streams must be indirect
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
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575 if newobj == None:
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576 try:
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--> 577 newobj = data.pdf.getObject(data)
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578 self._objects.append(None) # placeholder
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579 idnum = len(self._objects)
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~\anaconda3\lib\site-packages\PyPDF2\pdf.py in getObject(self, indirectReference)
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1609 % (indirectReference.idnum, indirectReference.generation, idnum, generation))
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1610 assert generation == indirectReference.generation
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-> 1611 retval = readObject(self.stream, self)
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1613 # override encryption is used for the /Encrypt dictionary
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~\anaconda3\lib\site-packages\PyPDF2\generic.py in readObject(stream, pdf)
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64 stream.seek(-2, 1) # reset to start
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65 if peek == b_('<<'):
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---> 66 return DictionaryObject.readFromStream(stream, pdf)
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67 else:
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68 return readHexStringFromStream(stream)
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~\anaconda3\lib\site-packages\PyPDF2\generic.py in readFromStream(stream, pdf)
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281
|
-
577 tok = readNonWhitespace(stream)
|
|
282
|
-
|
|
283
|
-
578 stream.seek(-1, 1)
|
|
284
|
-
|
|
285
|
-
--> 579 value = readObject(stream, pdf)
|
|
286
|
-
|
|
287
|
-
580 if not data.get(key):
|
|
288
|
-
|
|
289
|
-
581 data[key] = value
|
|
290
|
-
|
|
291
|
-
|
|
292
|
-
|
|
293
|
-
~\anaconda3\lib\site-packages\PyPDF2\generic.py in readObject(stream, pdf)
|
|
294
|
-
|
|
295
|
-
58 if idx == 0:
|
|
296
|
-
|
|
297
|
-
59 # name object
|
|
298
|
-
|
|
299
|
-
---> 60 return NameObject.readFromStream(stream, pdf)
|
|
300
|
-
|
|
301
|
-
61 elif idx == 1:
|
|
302
|
-
|
|
303
|
-
62 # hexadecimal string OR dictionary
|
|
304
|
-
|
|
305
|
-
|
|
306
|
-
|
|
307
|
-
~\anaconda3\lib\site-packages\PyPDF2\generic.py in readFromStream(stream, pdf)
|
|
308
|
-
|
|
309
|
-
490 return NameObject(name)
|
|
310
|
-
|
|
311
|
-
491 else:
|
|
312
|
-
|
|
313
|
-
--> 492 raise utils.PdfReadError("Illegal character in Name Object")
|
|
314
|
-
|
|
315
|
-
493
|
|
316
|
-
|
|
317
|
-
494 readFromStream = staticmethod(readFromStream)
|
|
318
|
-
|
|
319
|
-
|
|
320
|
-
|
|
321
|
-
PdfReadError: Illegal character in Name Object
|
2
エラーメッセージを追記しました
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -59,3 +59,263 @@
|
|
|
59
59
|
dst_pdf.write(f)
|
|
60
60
|
|
|
61
61
|
```
|
|
62
|
+
|
|
63
|
+
以下エラーメッセージになります。
|
|
64
|
+
|
|
65
|
+
UnicodeDecodeError Traceback (most recent call last)
|
|
66
|
+
|
|
67
|
+
~\anaconda3\lib\site-packages\PyPDF2\generic.py in readFromStream(stream, pdf)
|
|
68
|
+
|
|
69
|
+
483 try:
|
|
70
|
+
|
|
71
|
+
--> 484 return NameObject(name.decode('utf-8'))
|
|
72
|
+
|
|
73
|
+
485 except (UnicodeEncodeError, UnicodeDecodeError) as e:
|
|
74
|
+
|
|
75
|
+
|
|
76
|
+
|
|
77
|
+
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x82 in position 8: invalid start byte
|
|
78
|
+
|
|
79
|
+
|
|
80
|
+
|
|
81
|
+
During handling of the above exception, another exception occurred:
|
|
82
|
+
|
|
83
|
+
|
|
84
|
+
|
|
85
|
+
PdfReadError Traceback (most recent call last)
|
|
86
|
+
|
|
87
|
+
<ipython-input-95-1c3d6b0830f5> in <module>
|
|
88
|
+
|
|
89
|
+
18
|
|
90
|
+
|
|
91
|
+
19 with open('Desktop\テスト/'+path,'wb') as f:
|
|
92
|
+
|
|
93
|
+
---> 20 dst_pdf.write(f)
|
|
94
|
+
|
|
95
|
+
|
|
96
|
+
|
|
97
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in write(self, stream)
|
|
98
|
+
|
|
99
|
+
480 self.stack = []
|
|
100
|
+
|
|
101
|
+
481 if debug: print(("ERM:", externalReferenceMap, "root:", self._root))
|
|
102
|
+
|
|
103
|
+
--> 482 self._sweepIndirectReferences(externalReferenceMap, self._root)
|
|
104
|
+
|
|
105
|
+
483 del self.stack
|
|
106
|
+
|
|
107
|
+
484
|
|
108
|
+
|
|
109
|
+
|
|
110
|
+
|
|
111
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
|
|
112
|
+
|
|
113
|
+
569 self.stack.append(data.idnum)
|
|
114
|
+
|
|
115
|
+
570 realdata = self.getObject(data)
|
|
116
|
+
|
|
117
|
+
--> 571 self._sweepIndirectReferences(externMap, realdata)
|
|
118
|
+
|
|
119
|
+
572 return data
|
|
120
|
+
|
|
121
|
+
573 else:
|
|
122
|
+
|
|
123
|
+
|
|
124
|
+
|
|
125
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
|
|
126
|
+
|
|
127
|
+
545 for key, value in list(data.items()):
|
|
128
|
+
|
|
129
|
+
546 origvalue = value
|
|
130
|
+
|
|
131
|
+
--> 547 value = self._sweepIndirectReferences(externMap, value)
|
|
132
|
+
|
|
133
|
+
548 if isinstance(value, StreamObject):
|
|
134
|
+
|
|
135
|
+
549 # a dictionary value is a stream. streams must be indirect
|
|
136
|
+
|
|
137
|
+
|
|
138
|
+
|
|
139
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
|
|
140
|
+
|
|
141
|
+
584 externMap[data.pdf][data.generation] = {}
|
|
142
|
+
|
|
143
|
+
585 externMap[data.pdf][data.generation][data.idnum] = newobj_ido
|
|
144
|
+
|
|
145
|
+
--> 586 newobj = self._sweepIndirectReferences(externMap, newobj)
|
|
146
|
+
|
|
147
|
+
587 self._objects[idnum-1] = newobj
|
|
148
|
+
|
|
149
|
+
588 return newobj_ido
|
|
150
|
+
|
|
151
|
+
|
|
152
|
+
|
|
153
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
|
|
154
|
+
|
|
155
|
+
545 for key, value in list(data.items()):
|
|
156
|
+
|
|
157
|
+
546 origvalue = value
|
|
158
|
+
|
|
159
|
+
--> 547 value = self._sweepIndirectReferences(externMap, value)
|
|
160
|
+
|
|
161
|
+
548 if isinstance(value, StreamObject):
|
|
162
|
+
|
|
163
|
+
549 # a dictionary value is a stream. streams must be indirect
|
|
164
|
+
|
|
165
|
+
|
|
166
|
+
|
|
167
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
|
|
168
|
+
|
|
169
|
+
554 elif isinstance(data, ArrayObject):
|
|
170
|
+
|
|
171
|
+
555 for i in range(len(data)):
|
|
172
|
+
|
|
173
|
+
--> 556 value = self._sweepIndirectReferences(externMap, data[i])
|
|
174
|
+
|
|
175
|
+
557 if isinstance(value, StreamObject):
|
|
176
|
+
|
|
177
|
+
558 # an array value is a stream. streams must be indirect
|
|
178
|
+
|
|
179
|
+
|
|
180
|
+
|
|
181
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
|
|
182
|
+
|
|
183
|
+
584 externMap[data.pdf][data.generation] = {}
|
|
184
|
+
|
|
185
|
+
585 externMap[data.pdf][data.generation][data.idnum] = newobj_ido
|
|
186
|
+
|
|
187
|
+
--> 586 newobj = self._sweepIndirectReferences(externMap, newobj)
|
|
188
|
+
|
|
189
|
+
587 self._objects[idnum-1] = newobj
|
|
190
|
+
|
|
191
|
+
588 return newobj_ido
|
|
192
|
+
|
|
193
|
+
|
|
194
|
+
|
|
195
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
|
|
196
|
+
|
|
197
|
+
545 for key, value in list(data.items()):
|
|
198
|
+
|
|
199
|
+
546 origvalue = value
|
|
200
|
+
|
|
201
|
+
--> 547 value = self._sweepIndirectReferences(externMap, value)
|
|
202
|
+
|
|
203
|
+
548 if isinstance(value, StreamObject):
|
|
204
|
+
|
|
205
|
+
549 # a dictionary value is a stream. streams must be indirect
|
|
206
|
+
|
|
207
|
+
|
|
208
|
+
|
|
209
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
|
|
210
|
+
|
|
211
|
+
545 for key, value in list(data.items()):
|
|
212
|
+
|
|
213
|
+
546 origvalue = value
|
|
214
|
+
|
|
215
|
+
--> 547 value = self._sweepIndirectReferences(externMap, value)
|
|
216
|
+
|
|
217
|
+
548 if isinstance(value, StreamObject):
|
|
218
|
+
|
|
219
|
+
549 # a dictionary value is a stream. streams must be indirect
|
|
220
|
+
|
|
221
|
+
|
|
222
|
+
|
|
223
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
|
|
224
|
+
|
|
225
|
+
545 for key, value in list(data.items()):
|
|
226
|
+
|
|
227
|
+
546 origvalue = value
|
|
228
|
+
|
|
229
|
+
--> 547 value = self._sweepIndirectReferences(externMap, value)
|
|
230
|
+
|
|
231
|
+
548 if isinstance(value, StreamObject):
|
|
232
|
+
|
|
233
|
+
549 # a dictionary value is a stream. streams must be indirect
|
|
234
|
+
|
|
235
|
+
|
|
236
|
+
|
|
237
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in _sweepIndirectReferences(self, externMap, data)
|
|
238
|
+
|
|
239
|
+
575 if newobj == None:
|
|
240
|
+
|
|
241
|
+
576 try:
|
|
242
|
+
|
|
243
|
+
--> 577 newobj = data.pdf.getObject(data)
|
|
244
|
+
|
|
245
|
+
578 self._objects.append(None) # placeholder
|
|
246
|
+
|
|
247
|
+
579 idnum = len(self._objects)
|
|
248
|
+
|
|
249
|
+
|
|
250
|
+
|
|
251
|
+
~\anaconda3\lib\site-packages\PyPDF2\pdf.py in getObject(self, indirectReference)
|
|
252
|
+
|
|
253
|
+
1609 % (indirectReference.idnum, indirectReference.generation, idnum, generation))
|
|
254
|
+
|
|
255
|
+
1610 assert generation == indirectReference.generation
|
|
256
|
+
|
|
257
|
+
-> 1611 retval = readObject(self.stream, self)
|
|
258
|
+
|
|
259
|
+
1612
|
|
260
|
+
|
|
261
|
+
1613 # override encryption is used for the /Encrypt dictionary
|
|
262
|
+
|
|
263
|
+
|
|
264
|
+
|
|
265
|
+
~\anaconda3\lib\site-packages\PyPDF2\generic.py in readObject(stream, pdf)
|
|
266
|
+
|
|
267
|
+
64 stream.seek(-2, 1) # reset to start
|
|
268
|
+
|
|
269
|
+
65 if peek == b_('<<'):
|
|
270
|
+
|
|
271
|
+
---> 66 return DictionaryObject.readFromStream(stream, pdf)
|
|
272
|
+
|
|
273
|
+
67 else:
|
|
274
|
+
|
|
275
|
+
68 return readHexStringFromStream(stream)
|
|
276
|
+
|
|
277
|
+
|
|
278
|
+
|
|
279
|
+
~\anaconda3\lib\site-packages\PyPDF2\generic.py in readFromStream(stream, pdf)
|
|
280
|
+
|
|
281
|
+
577 tok = readNonWhitespace(stream)
|
|
282
|
+
|
|
283
|
+
578 stream.seek(-1, 1)
|
|
284
|
+
|
|
285
|
+
--> 579 value = readObject(stream, pdf)
|
|
286
|
+
|
|
287
|
+
580 if not data.get(key):
|
|
288
|
+
|
|
289
|
+
581 data[key] = value
|
|
290
|
+
|
|
291
|
+
|
|
292
|
+
|
|
293
|
+
~\anaconda3\lib\site-packages\PyPDF2\generic.py in readObject(stream, pdf)
|
|
294
|
+
|
|
295
|
+
58 if idx == 0:
|
|
296
|
+
|
|
297
|
+
59 # name object
|
|
298
|
+
|
|
299
|
+
---> 60 return NameObject.readFromStream(stream, pdf)
|
|
300
|
+
|
|
301
|
+
61 elif idx == 1:
|
|
302
|
+
|
|
303
|
+
62 # hexadecimal string OR dictionary
|
|
304
|
+
|
|
305
|
+
|
|
306
|
+
|
|
307
|
+
~\anaconda3\lib\site-packages\PyPDF2\generic.py in readFromStream(stream, pdf)
|
|
308
|
+
|
|
309
|
+
490 return NameObject(name)
|
|
310
|
+
|
|
311
|
+
491 else:
|
|
312
|
+
|
|
313
|
+
--> 492 raise utils.PdfReadError("Illegal character in Name Object")
|
|
314
|
+
|
|
315
|
+
493
|
|
316
|
+
|
|
317
|
+
494 readFromStream = staticmethod(readFromStream)
|
|
318
|
+
|
|
319
|
+
|
|
320
|
+
|
|
321
|
+
PdfReadError: Illegal character in Name Object
|
1
タイトルを修正しました
test
CHANGED
|
@@ -1 +1 @@
|
|
|
1
|
-
PDFファイルのプロパティにExcelファイルの情報を入力したい
|
|
1
|
+
PythonでPDFファイルのプロパティにExcelファイルの情報を入力したい
|
test
CHANGED
|
File without changes
|