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トップに関する質問Python if文 trueでないのにelseに飛ばない

編集履歴

質問編集履歴

4

誤記訂正

2020/02/01 10:45

投稿

DMC
DMC

スコア18

test CHANGED
File without changes
test CHANGED
@@ -172,7 +172,7 @@
172
172
 
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175
- ```ここに言語を入力
175
+
176
176
 
177
177
  pi@DMC:~ $ sudo python3 "car_LED2.py"
178
178
 
@@ -180,36 +180,38 @@
180
180
 
181
181
  Attempt to connect...
182
182
 
183
- b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
183
+ b'Connections:\n\t< ACL B4:8B:11:11:11:11 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
184
184
 
185
185
  b'RSSI return value: 16\n'
186
186
 
187
- b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
187
+ b'Connections:\n\t< ACL B4:8B:11:11:11:11 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
188
188
 
189
189
  b'RSSI return value: 21\n'
190
190
 
191
- b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
191
+ b'Connections:\n\t< ACL B4:8B:11:11:11:11 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
192
192
 
193
193
  b'RSSI return value: 17\n'
194
194
 
195
- b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
195
+ b'Connections:\n\t< ACL B4:8B:11:11:11:11 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
196
196
 
197
197
  b'RSSI return value: 16\n'
198
198
 
199
- b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
199
+ b'Connections:\n\t< ACL B4:8B:11:11:11:11 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
200
200
 
201
201
  b'RSSI return value: 22\n'
202
202
 
203
- b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
203
+ b'Connections:\n\t< ACL B4:8B:11:11:11:11 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
204
204
 
205
205
  b'RSSI return value: 16\n'
206
206
 
207
- b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
207
+ b'Connections:\n\t< ACL B4:8B:11:11:11:11 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
208
208
 
209
209
  b'RSSI return value: 0\n'
210
210
 
211
- b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
211
+
212
-
212
+
213
- b'RSSI return value: 0\n'
213
+ 接続が切れるとエラーが発生しループも止まります。
214
-
214
+
215
+
216
+
215
- b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \
217
+ ```

3

接続時の状態を追記

2020/02/01 10:45

投稿

DMC
DMC

スコア18

test CHANGED
File without changes
test CHANGED
@@ -122,6 +122,8 @@
122
122
 
123
123
 
124
124
 
125
+ ```ここに言語を入力
126
+
125
127
  b'Connections:\n'
126
128
 
127
129
  Attempt to connect...
@@ -159,3 +161,55 @@
159
161
  except error:
160
162
 
161
163
  NameError: name 'error' is not defined
164
+
165
+ ```
166
+
167
+
168
+
169
+
170
+
171
+ ちなみに接続時は以下のように出力されます。
172
+
173
+
174
+
175
+ ```ここに言語を入力
176
+
177
+ pi@DMC:~ $ sudo python3 "car_LED2.py"
178
+
179
+ b'Connections:\n'
180
+
181
+ Attempt to connect...
182
+
183
+ b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
184
+
185
+ b'RSSI return value: 16\n'
186
+
187
+ b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
188
+
189
+ b'RSSI return value: 21\n'
190
+
191
+ b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
192
+
193
+ b'RSSI return value: 17\n'
194
+
195
+ b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
196
+
197
+ b'RSSI return value: 16\n'
198
+
199
+ b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
200
+
201
+ b'RSSI return value: 22\n'
202
+
203
+ b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
204
+
205
+ b'RSSI return value: 16\n'
206
+
207
+ b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
208
+
209
+ b'RSSI return value: 0\n'
210
+
211
+ b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \n'
212
+
213
+ b'RSSI return value: 0\n'
214
+
215
+ b'Connections:\n\t< ACL B4:8B:19:79:21:99 handle 12 state 1 lm SLAVE AUTH ENCRYPT \

2

コードに変更

2020/02/01 10:09

投稿

DMC
DMC

スコア18

test CHANGED
File without changes
test CHANGED
@@ -27,6 +27,8 @@
27
27
  以下ｺｰﾄﾞです。
28
28
 
29
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30
+
31
+ ```ここに言語を入力
30
32
 
31
33
  #coding: utf-8
32
34
 
@@ -64,7 +66,7 @@
64
66
 
65
67
  print(res)
66
68
 
67
- bd = 'B4:8B:19:79:21:99'
69
+ bd = 'B4:8B:11:11:11:11'
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70
 
69
71
 
70
72
 
@@ -72,9 +74,9 @@
72
74
 
73
75
  if(bd in res.decode()):
74
76
 
75
- cmd = 'hcitool rssi B4:8B:19:79:21:99'
77
+ cmd = 'hcitool rssi B4:8B:11:11:11:11'
76
78
 
77
- **res = subprocess.check_output(cmd.split())**
79
+ res = subprocess.check_output(cmd.split())
78
80
 
79
81
  print(res)
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82
 
@@ -108,13 +110,15 @@
108
110
 
109
111
 
110
112
 
113
+ ```
114
+
111
115
  ＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
112
116
 
113
117
  ｴﾗｰ内容
114
118
 
115
119
 
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120
 
117
- line25は上記の太文字列res～です。
121
+ line25は上記のhcitool rssiの下行のres～です。
118
122
 
119
123
 
120
124
 

1

インデント　エラー内容追加

2020/02/01 03:44

投稿

DMC
DMC

スコア18

test CHANGED
File without changes
test CHANGED
@@ -24,44 +24,134 @@
24
24
 
25
25
 
26
26
 
27
-
28
-
29
- 以下コードは見やすい様にインデント無くして左に詰めてます。実際は多箇所にインデントが入ってデコボコしてます。
27
+ 以下ｺｰﾄﾞです。
30
28
 
31
29
 
32
30
 
31
+ #coding: utf-8
32
+
33
+ import subprocess
34
+
35
+ import csv
36
+
37
+ import datetime
38
+
39
+ from time import sleep
40
+
41
+
42
+
43
+ record_file_name = 'blt_detect.csv'
44
+
45
+ bltcount = 0
46
+
47
+
48
+
49
+ try:
50
+
33
- while true:
51
+ while True:
52
+
53
+
54
+
55
+ record_datetime = datetime.datetime.now()
56
+
57
+ record_time = record_datetime.strftime('%Y%m%d-%X')
58
+
59
+
60
+
61
+ cmd = 'hcitool con'
62
+
63
+ res = subprocess.check_output(cmd.split())
64
+
65
+ print(res)
66
+
67
+ bd = 'B4:8B:19:79:21:99'
68
+
69
+
70
+
71
+
72
+
73
+ if(bd in res.decode()):
74
+
75
+ cmd = 'hcitool rssi B4:8B:19:79:21:99'
76
+
77
+ **res = subprocess.check_output(cmd.split())**
78
+
79
+ print(res)
80
+
81
+
82
+
83
+
84
+
85
+ else:
86
+
87
+ p1 = subprocess.Popen(["echo","connect",bd], stdout=subprocess.PIPE)
88
+
89
+ p2 = subprocess.Popen(["bluetoothctl"], stdin=p1.stdout, stdout=subprocess.PIPE)
90
+
91
+ p1.stdout.close()
92
+
93
+ outs,errs = p2.communicate()
94
+
95
+ print('Attempt to connect...')
96
+
97
+ bltcount =0
98
+
99
+
100
+
101
+ sleep(5)
102
+
103
+
104
+
105
+ except error:
106
+
107
+ pass
34
108
 
35
109
 
36
110
 
37
- cmd = 'hcitool con'
111
+ ＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
38
112
 
39
- res = subprocess.check_output(cmd.split())
40
-
41
- print(res)
113
+ ｴﾗｰ内容
42
-
43
-
44
-
45
- bd = '00:11:22:33:44:55'
46
114
 
47
115
 
48
116
 
49
- if(bd in res.decode()):
117
+ line25は上記の太文字列res～です。
50
-
51
- cmd = ‘hcitool rssi 00:11:22:33:44:55
52
-
53
- res=subprocess.check_output(cmd.split())
54
-
55
- print(res)　　　
56
118
 
57
119
 
58
120
 
59
- else:
121
+ b'Connections:\n'
60
122
 
61
- p1 =subprocess.Popen(["echo","connect",bd], stdout=subprocess.PIPE)
123
+ Attempt to connect...
62
124
 
63
- p2 = subprocess.Popen(["bluetoothctl"], stdin=p1.stdout, stdout=subprocess.PIPE)
125
+ b'Connections:\n\t< ACL B4:8B:11:11:11:11 handle 0 state 5 lm MASTER \n'
64
126
 
65
- p1.stdout.close()outs,errs = p2.communicate()
127
+ Read RSSI failed: Input/output error
66
128
 
129
+ Traceback (most recent call last):
130
+
131
+ File "car_LED2.py", line 25, in <module>
132
+
133
+ res = subprocess.check_output(cmd.split())
134
+
135
+ File "/usr/lib/python3.7/subprocess.py", line 395, in check_output
136
+
137
+ **kwargs).stdout
138
+
139
+ File "/usr/lib/python3.7/subprocess.py", line 487, in run
140
+
141
+ output=stdout, stderr=stderr)
142
+
143
+ subprocess.CalledProcessError: Command '['hcitool', 'rssi', 'B4:8B:11:11:11:11']' returned non-zero exit status 1.
144
+
145
+
146
+
147
+ During handling of the above exception, another exception occurred:
148
+
149
+
150
+
151
+ Traceback (most recent call last):
152
+
153
+ File "car_LED2.py", line 44, in <module>
154
+
155
+ except error:
156
+
67
- print('Attempt to connect...')
157
+ NameError: name 'error' is not defined