我正在尝试制作一种个人词汇日记，我是python和kivy的新手。我的代码给出了一个错误，我已经多次检查但仍然没有工作。它说声明后的无效数据我检查了任何可能的错误（我知道）。我将不胜感激任何帮助 这是我的代码 -
import kivy
kivy.require('1.10.0')
from kivy.uix.stacklayout import StackLayout
from kivy.uix.floatlayout import FloatLayout
from kivy.uix.label import Label
from kivy.app import App
from kivy.uix.popup import Popup
from kivy.uix.screenmanager import ScreenManager, Screen
from kivy.lang import Builder
from kivy.properties import ObjectProperty
import json
Builder.load_file('VocabularyJournal.kv')
class MenuPage(Screen, StackLayout):
pass
class WordInsertPage(Screen,FloatLayout):
pass
class NewWordPage(Screen,StackLayout):
word_box = ObjectProperty()
meaning_box = ObjectProperty()
Synonym_box = ObjectProperty()
Ant_box = ObjectProperty()
sentence_box = ObjectProperty()
def input_data(self):
data={}
m=self.word_box.text
data[m]={}
data[m]['meaning']=self.meaning_box.text
data[m]['synonym']=self.Synonym_box.text
data[m]['antonym']=self.Ant_box.text
data[m]['sentence']=self.sentence_box.text
def saving_data(self):
with open('vocab_new_word_page.txt','w') as of:
json.dump(data,of)
class FlashCard(Screen):
pass
class WordGroups(Screen):
pass
sm=ScreenManager()
sm.add_widget(MenuPage(name='menu'))
sm.add_widget(WordInsertPage(name='insertword'))
sm.add_widget(NewWordPage(name='newword'))
sm.add_widget(FlashCard(name='flashcard'))
sm.add_widget(WordGroups(name='wordgroup'))
class VocabularyJournalApp(App):
def build(self):
return sm
object = VocabularyJournalApp()
object.run()
这是kv文件 -
<MenuPage>:
Label:
text: "Vocabulary Journal"
size_hint: .90,.10
StackLayout:
orientation: 'tb-rl'
spacing: 10
padding: 10
Button:
text: 'Search'
size_hint: None,.20
width: 130
background_down:'darkgrey.png'
on_press: root.manager.current='insertword'
Button:
text: 'New Word'
size_hint: None,.20
width: 130
background_down:'darkgrey.png'
on_press: root.manager.current='insertword'
Button:
text: 'Flash Cards'
size_hint: None,.20
width: 130
background_down:'darkgrey.png'
on_press: root.manager.current='flashcard'
Button:
text: 'Word Groups'
size_hint: None,.20
width: 130
background_down:'darkgrey.png'
on_press: root.manager.current='wordgroup'
<WordInsertPage>:
FloatLayout:
Button:
text: "New Word"
on_press: root.manager.current='newword'
font_size: 30
color: 1,0,1,1
size_hint: .3, .1
pos_hint: {"center_x": .5, "center_y": 0.5}
background_down: 'darkgrey.png'
<NewWordPage>:
id: refer_to_it
StackLayout:
orientation: 'tb-rl'
spacing: 10
word_box: word_input
meaning_box: meaning_input
Synonym_box: Synonym_input
Ant_box: ant_input
sentence_box: sentence_input
padding: 90
TextInput:
text: "write your word here"
color: 1,1,1,1
id: word_input
width: 300
size_hint: None, .10
TextInput:
text: "write meaning of your word here"
color: 1,1,1,1
id: meaning_input
width: 600
size_hint: None, .20
TextInput:
text: "write Synonyms of your word here"
color: 1,1,1,1
id: Synonym_input
width: 600
size_hint: None, .20
TextInput:
text: "write antonyms of your text here"
color: 1,1,1,1
id: ant_input
width: 600
size_hint: None, .20
TextInput:
text: "write a sentence based on your word here"
color: 1,1,1,1
id: sentence_input
width: 600
size_hint: None, .20
Button:
text: 'Save'
size_hint: None,.10
width: 130
background_down:'darkgrey.png'
on_press: refer_to_it.saving_data
这是错误 -
[INFO ] [Logger ] Record log in C:\Users\HP\.kivy\logs\kivy_18-
02-25_5.txt
[INFO ] [Kivy ] v1.10.0
[INFO ] [Python ] v3.6.4 (v3.6.4:d48eceb, Dec 19 2017, 06:04:45)
[MSC v.1900 32 bit (Intel)]
[INFO ] [Factory ] 194 symbols loaded
[INFO ] [Image ] Providers: img_tex, img_dds, img_sdl2, img_gif
(img_pil, img_ffpyplayer ignored)
[INFO ] [Text ] Provider: sdl2
Traceback (most recent call last):
File "E:\SharanyaPy\desktop vocabulary journal\vocabJournal.py",
line 15, in <module>
Builder.load_file('VocabularyJournal.kv')
File "C:\Users\HP\AppData\Local\Programs\Python\Python36-
32\lib\site-packages\kivy\lang\builder.py", line 301, in
load_file
return self.load_string(data, **kwargs)
File "C:\Users\HP\AppData\Local\Programs\Python\Python36-
32\lib\site-packages\kivy\lang\builder.py", line 350, in
load_string
parser = Parser(content=string, filename=fn)
File "C:\Users\HP\AppData\Local\Programs\Python\Python36-
32\lib\site-packages\kivy\lang\parser.py", line 392, in
__init__
self.parse(content)
File "C:\Users\HP\AppData\Local\Programs\Python\Python36-
32\lib\site-packages\kivy\lang\parser.py", line 501, in parse
objects, remaining_lines = self.parse_level(0, lines)
File "C:\Users\HP\AppData\Local\Programs\Python\Python36-
32\lib\site-packages\kivy\lang\parser.py", line 605, in
parse_level
level + 1, lines[i:], spaces)
File "C:\Users\HP\AppData\Local\Programs\Python\Python36-
32\lib\site-packages\kivy\lang\parser.py", line 605, in
parse_level
level + 1, lines[i:], spaces)
File "C:\Users\HP\AppData\Local\Programs\Python\Python36-
32\lib\site-packages\kivy\lang\parser.py", line 575, in
parse_level
'Invalid data after declaration')
kivy.lang.parser.ParserException: Parser: File
"E:\SharanyaPy\desktop vocabulary journal\VocabularyJournal.kv",
line 55:
...
53: word_box: word_input
54: meaning_box: meaning_input
>> 55: Synonym_box: Synonym_input
56: Ant_box: ant_input
57: sentence_box: sentence_input
...
Invalid data after declaration
我已经检查了缩进，打错了我所知道的任何其他错误，但它仍然无效。