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lines changed Original file line number Diff line number Diff line change @@ -7783,55 +7783,6 @@ It matches the string of the entire expression.
77837783 * It returns the string of the matched entire expression.
77847784
77857785
7786-
7787- # #### Match Multiple Strings
7788-
7789- > ** match.groups()**
7790-
7791- It matches the string of the entire expression.
7792-
7793- - Parameter
7794-
7795- * None
7796-
7797- * Return Value
7798-
7799- * It returns a tuple containing all substrings of the matching group.
7800-
7801-
7802-
7803- # #### Get Start Index
7804-
7805- > ** match.start(index)**
7806-
7807- It returns the index of the starting original string of the matched substring group.
7808-
7809- - Parameter
7810-
7811- | Parameter | Type | Description |
7812- | -------- - | ---- | ------------------------------------------------------------ |
7813- | index | int | Index defaults to the entire group, otherwise a group is selected. |
7814-
7815- * Return Value
7816-
7817- * It returns the index of the starting original string of the matched substring group.
7818-
7819- # #### Get End Index
7820-
7821- > ** match.end(index)**
7822-
7823- It returns the index of the ending original string of the matched substring group.
7824-
7825- - Parameter
7826-
7827- | Parameter | Type | Description |
7828- | -------- - | ---- | ------------------------------------------------------------ |
7829- | index | int | Index defaults to the entire group, otherwise a group is selected. |
7830-
7831- * Return Value
7832-
7833- * It returns the index of the ending original string of the matched substring group.
7834-
78357786# #### Example
78367787
78377788```python
Original file line number Diff line number Diff line change @@ -1851,7 +1851,7 @@ Returns the folder path where files and folders are located
18511851``` python
18521852import ql_fs
18531853ret = ql_fs.path_dirname(" /usr/bin" )
1854- print (" ret" )
1854+ print (ret)
18551855
18561856# The printing results are as follows
18571857# /usr
Original file line number Diff line number Diff line change @@ -1893,7 +1893,7 @@ Measure ticks difference between values returned from [`ticks_ms()`](https://doc
18931893import utime
18941894start = utime.ticks_us()
18951895while pin.value() == 0 :
1896- if utime.ticks_diff(time .ticks_us(), start) > 500 :
1896+ if utime.ticks_diff(utime .ticks_us(), start) > 500 :
18971897 raise TimeoutError
18981898```
18991899
Original file line number Diff line number Diff line change @@ -8246,59 +8246,6 @@ ure.search 扫描整个字符串并返回第一个成功的匹配。
82468246返回匹配的整个表达式的字符串
82478247
82488248
8249-
8250- # #### 匹配多个字符串
8251-
8252- > ** match.groups()**
8253-
8254- 匹配的整个表达式的字符串
8255-
8256- - 参数
8257-
8258- 无
8259-
8260- * 返回值
8261-
8262- 返回一个包含该匹配组的所有子字符串的元组。
8263-
8264-
8265-
8266- # #### 获取起始索引
8267-
8268- > ** match.start(index)**
8269-
8270- 返回匹配的子字符串组的起始原始字符串中的索引。
8271-
8272- - 参数
8273-
8274- | 参数 | 类型 | 说明 |
8275- | :---- | :-- - | ------------------------------------ |
8276- | index | int | index 默认为整个组,否则将选择一个组 |
8277-
8278- * 返回值
8279-
8280- 返回匹配的子字符串组的起始原始字符串中的索引。
8281-
8282-
8283-
8284- # #### 获取结束索引
8285-
8286- > ** match.end(index)**
8287-
8288- 返回匹配的子字符串组的结束原始字符串中的索引。
8289-
8290- - 参数
8291-
8292- | 参数 | 类型 | 说明 |
8293- | :---- | :-- - | ------------------------------------ |
8294- | index | int | index 默认为整个组,否则将选择一个组 |
8295-
8296- * 返回值
8297-
8298- 返回匹配的子字符串组的结束原始字符串中的索引。
8299-
8300-
8301-
83028249# #### 使用示例
83038250
83048251```python
Original file line number Diff line number Diff line change @@ -1880,7 +1880,7 @@ print(ret)
18801880``` python
18811881import ql_fs
18821882ret = ql_fs.path_dirname(" /usr/bin" )
1883- print (" ret" )
1883+ print (ret)
18841884
18851885# 打印结果如下
18861886# /usr
Original file line number Diff line number Diff line change @@ -1920,7 +1920,7 @@ utime 模块用于获取当前时间和日期、测量时间间隔和延迟。
19201920import utime
19211921start = utime.ticks_us()
19221922while pin.value() == 0 :
1923- if utime.ticks_diff(time .ticks_us(), start) > 500 :
1923+ if utime.ticks_diff(utime .ticks_us(), start) > 500 :
19241924 raise TimeoutError
19251925```
19261926
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