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トップに関する質問python スクレイピング　json.loads() JSONDecodeError

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質問編集履歴

8

コード追加

2020/10/28 08:35

投稿

PPAP_AWS
PPAP_AWS

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@@ -47,4 +47,5 @@
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  6 data = json.loads(r.text)
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48
 
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  KeyError: 'MMM'
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+
50
51
  ```

7

文法修正

2020/10/28 08:35

投稿

PPAP_AWS
PPAP_AWS

スコア105

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1
1
  以下のコードを実行したのですが、エラーが出てしまいます。
2
2
  ご指摘、ご教授お願いします。
3
- ![イメージ説明](8ffd12396ebde8cc686e317452ab27f0.png)
3
+
4
- [スクレイピング先のLink](https://home.openweathermap.org/api_keys)
5
4
  ```python
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+ import requests
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+ import json
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+ ↓
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+ apikey = "MMM"
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+ ↓
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+ cities = ["London,UK", "Tokyo,JP", "New York,US"]
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+ ↓
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+ api = "http://api.openweathermap.org/data/2.5/forecast?q=Tokyo&APPID={MMM}"
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+ ↓
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+ k2c =lambda k: k - 273.15
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+ ↓
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  for name in cities:
7
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  print("London,UK", "Tokyo,JP", "New York,US")
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+ ↓
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+ for name in cities:
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+ print("London,UK", "Tokyo,JP", "New York,US")
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+ ```
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+ エラー内容。
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+ ```python
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+ for name in cities:
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+ print("London,UK", "Tokyo,JP", "New York,US")
8
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9
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  url = api.format(city=name, key=apikey)
10
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  r = requests.get(url)
@@ -17,110 +35,16 @@
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  print("| 気圧 =", data["main"]["pressure"])
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  print("| 風速度 =", data["wind"]["speed"])
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  print("")
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- ```
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+ ↓
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- エラーコード
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- ```python
23
39
  London,UK Tokyo,JP New York,US
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40
  ---------------------------------------------------------------------------
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- JSONDecodeError Traceback (most recent call last)
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+ KeyError Traceback (most recent call last)
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- <ipython-input-67-7f18fd3c5870> in <module>
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+ <ipython-input-126-8a8e428ed215> in <module>
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+ 2 print("London,UK", "Tokyo,JP", "New York,US")
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+ 3
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- 3 url = api.format(city=name, key=apikey)
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+ ----> 4 url = api.format(city=name, key=apikey)
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- 4 r = requests.get(url)
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+ 5 r = requests.get(url)
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- ----> 5 data = json.loads(r.text)
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+ 6 data = json.loads(r.text)
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- 6 print("+ 都市 =", data["name"])
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- 7 print("| 天気 =", data["weather"][0]["description"])
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48
 
33
- ~/.pyenv/versions/3.8.0/lib/python3.8/json/__init__.py in loads(s, cls, object_hook, parse_float, parse_int, parse_constant, object_pairs_hook, **kw)
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- 355 parse_int is None and parse_float is None and
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- 356 parse_constant is None and object_pairs_hook is None and not kw):
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- --> 357 return _default_decoder.decode(s)
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- 358 if cls is None:
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- 359 cls = JSONDecoder
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-
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- ~/.pyenv/versions/3.8.0/lib/python3.8/json/decoder.py in decode(self, s, _w)
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- 335
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- 336 """
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- --> 337 obj, end = self.raw_decode(s, idx=_w(s, 0).end())
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- 338 end = _w(s, end).end()
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- 339 if end != len(s):
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-
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- ~/.pyenv/versions/3.8.0/lib/python3.8/json/decoder.py in raw_decode(self, s, idx)
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- 353 obj, end = self.scan_once(s, idx)
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- 354 except StopIteration as err:
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- --> 355 raise JSONDecodeError("Expecting value", s, err.value) from None
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- 356 return obj, end
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-
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- JSONDecodeError: Expecting value: line 1 column 1 (char 0)
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-
55
- ```
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- ```pythoｎ
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- print(r.text)
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- ↓
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- <!DOCTYPE html>
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- <html>
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- <head>
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- <title>The page you were looking for doesn't exist (404)</title>
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- <meta name="viewport" content="width=device-width,initial-scale=1">
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- <style>
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- body {
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- background-color: #EFEFEF;
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- color: #2E2F30;
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- text-align: center;
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- font-family: arial, sans-serif;
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- margin: 0;
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- }
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-
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- div.dialog {
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- width: 95%;
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- max-width: 33em;
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- margin: 4em auto 0;
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- }
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-
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- div.dialog > div {
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- border: 1px solid #CCC;
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+ KeyError: 'MMM'
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- border-right-color: #999;
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- border-left-color: #999;
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- border-bottom-color: #BBB;
84
- border-top: #B00100 solid 4px;
85
- border-top-left-radius: 9px;
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- border-top-right-radius: 9px;
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- background-color: white;
88
- padding: 7px 12% 0;
89
- box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
90
- }
91
-
92
- h1 {
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- font-size: 100%;
94
- color: #730E15;
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- line-height: 1.5em;
96
- }
97
-
98
- div.dialog > p {
99
- margin: 0 0 1em;
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- padding: 1em;
101
- background-color: #F7F7F7;
102
- border: 1px solid #CCC;
103
- border-right-color: #999;
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- border-left-color: #999;
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- border-bottom-color: #999;
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- border-bottom-left-radius: 4px;
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- border-bottom-right-radius: 4px;
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- border-top-color: #DADADA;
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- color: #666;
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- box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
111
- }
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- </style>
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- </head>
114
-
115
- <body>
116
- <!-- This file lives in public/404.html -->
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- <div class="dialog">
118
- <div>
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- <h1>The page you were looking for doesn't exist.</h1>
120
- <p>You may have mistyped the address or the page may have moved.</p>
121
- </div>
122
- <p>If you are the application owner check the logs for more information.</p>
123
- </div>
124
- </body>
125
- </html>
126
50
  ```

6

変更点追加

2020/10/28 06:26

投稿

PPAP_AWS
PPAP_AWS

スコア105

title CHANGED
File without changes
body CHANGED
File without changes

5

コード追加

2020/10/28 05:50

投稿

PPAP_AWS
PPAP_AWS

スコア105

title CHANGED
File without changes
body CHANGED
@@ -1,5 +1,6 @@
1
1
  以下のコードを実行したのですが、エラーが出てしまいます。
2
2
  ご指摘、ご教授お願いします。
3
+ ![イメージ説明](8ffd12396ebde8cc686e317452ab27f0.png)
3
4
  [スクレイピング先のLink](https://home.openweathermap.org/api_keys)
4
5
  ```python
5
6
  for name in cities:

4

変更点追加

2020/10/27 09:07

投稿

PPAP_AWS
PPAP_AWS

スコア105

title CHANGED
File without changes
body CHANGED
@@ -1,6 +1,6 @@
1
1
  以下のコードを実行したのですが、エラーが出てしまいます。
2
2
  ご指摘、ご教授お願いします。
3
-
3
+ [スクレイピング先のLink](https://home.openweathermap.org/api_keys)
4
4
  ```python
5
5
  for name in cities:
6
6
  print("London,UK", "Tokyo,JP", "New York,US")

3

変更点追加

2020/10/27 09:01

投稿

PPAP_AWS
PPAP_AWS

スコア105

title CHANGED
File without changes
body CHANGED
@@ -51,4 +51,75 @@
51
51
 
52
52
  JSONDecodeError: Expecting value: line 1 column 1 (char 0)
53
53
 
54
+ ```
55
+ ```pythoｎ
56
+ print(r.text)
57
+ ↓
58
+ <!DOCTYPE html>
59
+ <html>
60
+ <head>
61
+ <title>The page you were looking for doesn't exist (404)</title>
62
+ <meta name="viewport" content="width=device-width,initial-scale=1">
63
+ <style>
64
+ body {
65
+ background-color: #EFEFEF;
66
+ color: #2E2F30;
67
+ text-align: center;
68
+ font-family: arial, sans-serif;
69
+ margin: 0;
70
+ }
71
+
72
+ div.dialog {
73
+ width: 95%;
74
+ max-width: 33em;
75
+ margin: 4em auto 0;
76
+ }
77
+
78
+ div.dialog > div {
79
+ border: 1px solid #CCC;
80
+ border-right-color: #999;
81
+ border-left-color: #999;
82
+ border-bottom-color: #BBB;
83
+ border-top: #B00100 solid 4px;
84
+ border-top-left-radius: 9px;
85
+ border-top-right-radius: 9px;
86
+ background-color: white;
87
+ padding: 7px 12% 0;
88
+ box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
89
+ }
90
+
91
+ h1 {
92
+ font-size: 100%;
93
+ color: #730E15;
94
+ line-height: 1.5em;
95
+ }
96
+
97
+ div.dialog > p {
98
+ margin: 0 0 1em;
99
+ padding: 1em;
100
+ background-color: #F7F7F7;
101
+ border: 1px solid #CCC;
102
+ border-right-color: #999;
103
+ border-left-color: #999;
104
+ border-bottom-color: #999;
105
+ border-bottom-left-radius: 4px;
106
+ border-bottom-right-radius: 4px;
107
+ border-top-color: #DADADA;
108
+ color: #666;
109
+ box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
110
+ }
111
+ </style>
112
+ </head>
113
+
114
+ <body>
115
+ <!-- This file lives in public/404.html -->
116
+ <div class="dialog">
117
+ <div>
118
+ <h1>The page you were looking for doesn't exist.</h1>
119
+ <p>You may have mistyped the address or the page may have moved.</p>
120
+ </div>
121
+ <p>If you are the application owner check the logs for more information.</p>
122
+ </div>
123
+ </body>
124
+ </html>
54
125
  ```

2

変更点追加

2020/10/27 08:53

投稿

PPAP_AWS
PPAP_AWS

スコア105

title CHANGED
File without changes
body CHANGED
File without changes

1

コード追加

2020/10/27 08:41

投稿

PPAP_AWS
PPAP_AWS

スコア105

title CHANGED
@@ -1,1 +1,1 @@
1
- 取得したい情報の値と行が取得できない。　python スクレイピング
1
+ python スクレイピング　json.loads() JSONDecodeError
body CHANGED
File without changes