Merge pull request #2 from quecpython/main

updata

Author: futre123

_sidebar.md

@@ -10,7 +10,6 @@
 * [QuecPython 异常处理](/zh-cn/faq/)
 * [**English**](/en-us/)
 * [Video tutorial](https://space.bilibili.com/491326023/channel/detail?cid=150963)
-* [Step By Step](/en-us/sbs/)
 * [Python Basis](/en-us/python/)
 * [QuecPython API](/en-us/api/)
 * [QuecPython FAQ](/en-us/faq/)

en-us/_sidebar.md

@@ -1,6 +1,5 @@
 <!-- docs/_sidebar.md -->
 
-* [**Step By Step Manual**](/en-us/sbs/)
 * [Video tutorial](https://space.bilibili.com/491326023/channel/detail?cid=150963)
 * [Python Basis](/en-us/python/)
 * [QuecPython API](/en-us/api/)

en-us/api/QuecPythonClasslib.md

@@ -1,8 +1,11 @@
 <!-- docs/_sidebar.md -->
 * [Video tutorial](https://space.bilibili.com/491326023/channel/detail?cid=150963)
-* [Step By Step Manual](/en-us/sbs/)
 * [Python Basis](/en-us/python/)
 * [**QuecPython API**](/en-us/api/)
+	* [python Basic](/en-us/api/pythonBasic.md)
+	* [python Stdlib](/en-us/api/pythonStdlib.md)
+	* [QuecPython Classlib](/en-us/api/QuecPythonClasslib.md)
+	* [QuecPython Thirdlib](/en-us/api/QuecPythonThirdlib.md)
 * [QuecPython FAQ](/en-us/faq/)
 * [**Wiki HomePage**](/en-us/)
 * [**Official Website**](//qpy.quectel.com)

en-us/api/_sidebar.md

@@ -1432,28 +1432,21 @@ By default, C types are represented in the machine's native format and byte orde
 
 **** Formatted Character Table****
 
-| Format | C Type               | Python type       | Standard size |
-| ------ | -------------------- | ----------------- | ------------- |
-| `x`    | pad byte             | no value          |               |
-| `c`    | `char`               | bytes of length 1 | 1             |
-| `b`    | `signed char`        | integer           | 1             |
-| `B`    | `unsigned char`      | integer           | 1             |
-| `?`    | `_Bool`              | bool              | 1             |
-| `h`    | `short`              | integer           | 2             |
-| `H`    | `unsigned short`     | integer           | 2             |
-| `i`    | `int`                | integer           | 4             |
-| `I`    | `unsigned int`       | integer           | 4             |
-| `l`    | `long`               | integer           | 4             |
-| `L`    | `unsigned long`      | integer           | 4             |
-| `q`    | `long long`          | integer           | 8             |
-| `Q`    | `unsigned long long` | integer           | 8             |
-| `n`    | `ssize_t`            | integer           |               |
-| `N`    | `size_t`             | integer           |               |
-| `f`    | `float`              | float             | 4             |
-| `d`    | `double`             | float             | 8             |
-| `s`    | `char[]`             | bytes             |               |
-| `p`    | `char[]`             | bytes             |               |
-| `P`    | `void *`             | integer           |               |
+| Format | C Type               | Python type | Standard size |
+| ------ | -------------------- | ----------- | ------------- |
+| `b`    | `signed char`        | integer     | 1             |
+| `B`    | `unsigned char`      | integer     | 1             |
+| `h`    | `short`              | integer     | 2             |
+| `H`    | `unsigned short`     | integer     | 2             |
+| `i`    | `int`                | integer     | 4             |
+| `I`    | `unsigned int`       | integer     | 4             |
+| `l`    | `long`               | integer     | 4             |
+| `L`    | `unsigned long`      | integer     | 4             |
+| `q`    | `long long`          | integer     | 8             |
+| `Q`    | `unsigned long long` | integer     | 8             |
+| `f`    | `float`              | float       | 4             |
+| `d`    | `double`             | float       | 8             |
+| `P`    | `void *`             | integer     | 4             |
 
 By default, C types are represented in the machine's native format and byte order, and are correctly aligned by skipping padding bytes if necessary (according to the rules used by the C compiler)
 
@@ -1763,6 +1756,15 @@ if __name__ == '__main__':
 
 This module provide functions and variables related to the QuecPython runtime environment. This module implements a subset of the corresponding [CPython](https://docs.micropython.org/en/latest/reference/glossary.html#term-CPython) module, as described below. For more information, refer to the original CPython documentation: [sys](https://docs.python.org/3.5/library/sys.html#module-sys)
 
+Note: The new architecture code upgrades the version of MPY from sys to usys. You are advised to use the following methods to import modules
+
+```python
+try:
+    import usys as sys
+except ImportError:
+    import sys
+```
+
 **Constants**
 
 > **sys.argv**

en-us/api/pythonStdlib.md

@@ -157,7 +157,7 @@ In [11]: b
 Out[11]: [1, 2, 3, 4]
 ```
 
-![](C:\Users\sonia.liu\AppData\Roaming\Typora\typora-user-images\image-20210728153707264.png)
+![](images\image-20210728153707264.png)
 
 It is important to understand what Python references mean, when, how, and why data is replicated. Especially when you use Python to deal with large data sets.
 
@@ -1452,7 +1452,7 @@ It takes a while to get familiar with using slices, especially if you've learned
 
 ![](images\1244.jpg)
 
-![image-20210728171647093](C:\Users\sonia.liu\AppData\Roaming\Typora\typora-user-images\image-20210728171647093.png)
+![image-20210728171647093](images\image-20210728171647093.png)
 
 You can take one element at a time by using ` step ` after the second colon: