2020-10-19 21:08:55

This commit is contained in:
wizardforcel
2020-10-19 21:08:55 +08:00
parent 7f63048035
commit ab0caba1f0
140 changed files with 3982 additions and 3982 deletions

View File

@@ -4,7 +4,7 @@
通常我们并不使用**Python**自带的解释器,而是使用另一个比较方便的解释器——**ipython**解释器,命令行下输入:
```
```py
ipython
```
@@ -14,12 +14,12 @@ ipython
In [1]:
```
```py
print "hello, world"
```
```
```py
hello, world
```
@@ -28,7 +28,7 @@ hello, world
In [2]:
```
```py
a = 1
```
@@ -37,20 +37,20 @@ a = 1
In [3]:
```
```py
a
```
Out[3]:
```
```py
1
```
In [4]:
```
```py
b = [1, 2, 3]
```
@@ -63,14 +63,14 @@ b = [1, 2, 3]
In [5]:
```
```py
%lsmagic
```
Out[5]:
```
```py
Available line magics:
%alias %alias_magic %autocall %automagic %autosave %bookmark %cd %clear %cls %colors %config %connect_info %copy %ddir %debug %dhist %dirs %doctest_mode %echo %ed %edit %env %gui %hist %history %install_default_config %install_ext %install_profiles %killbgscripts %ldir %less %load %load_ext %loadpy %logoff %logon %logstart %logstate %logstop %ls %lsmagic %macro %magic %matplotlib %mkdir %more %notebook %page %pastebin %pdb %pdef %pdoc %pfile %pinfo %pinfo2 %popd %pprint %precision %profile %prun %psearch %psource %pushd %pwd %pycat %pylab %qtconsole %quickref %recall %rehashx %reload_ext %ren %rep %rerun %reset %reset_selective %rmdir %run %save %sc %set_env %store %sx %system %tb %time %timeit %unalias %unload_ext %who %who_ls %whos %xdel %xmode
@@ -90,12 +90,12 @@ Automagic is ON, % prefix IS NOT needed for line magics.
In [6]:
```
```py
%whos
```
```
```py
Variable Type Data/Info
----------------------------
a int 1
@@ -107,7 +107,7 @@ b list n=3
In [7]:
```
```py
%reset -f
```
@@ -116,12 +116,12 @@ In [7]:
In [8]:
```
```py
%whos
```
```
```py
Interactive namespace is empty.
```
@@ -130,14 +130,14 @@ Interactive namespace is empty.
In [9]:
```
```py
%pwd
```
Out[9]:
```
```py
u'C:\\Users\\lijin\\Documents\\Git\\python-tutorial\\01\. python tools'
```
@@ -145,7 +145,7 @@ u'C:\\Users\\lijin\\Documents\\Git\\python-tutorial\\01\. python tools'
In [10]:
```
```py
%mkdir demo_test
```
@@ -154,12 +154,12 @@ In [10]:
In [11]:
```
```py
%cd demo_test/
```
```
```py
C:\Users\lijin\Documents\Git\python-tutorial\01\. python tools\demo_test
```
@@ -168,13 +168,13 @@ C:\Users\lijin\Documents\Git\python-tutorial\01\. python tools\demo_test
In [12]:
```
```py
%%writefile hello_world.py
print "hello world"
```
```
```py
Writing hello_world.py
```
@@ -183,12 +183,12 @@ Writing hello_world.py
In [13]:
```
```py
%ls
```
```
```py
驱动器 C 中的卷是 System
卷的序列号是 DC4B-D785
@@ -206,12 +206,12 @@ In [13]:
In [14]:
```
```py
%run hello_world.py
```
```
```py
hello world
```
@@ -220,7 +220,7 @@ hello world
In [15]:
```
```py
import os
os.remove('hello_world.py')
@@ -230,12 +230,12 @@ os.remove('hello_world.py')
In [16]:
```
```py
%ls
```
```
```py
驱动器 C 中的卷是 System
卷的序列号是 DC4B-D785
@@ -252,12 +252,12 @@ In [16]:
In [17]:
```
```py
%cd ..
```
```
```py
C:\Users\lijin\Documents\Git\python-tutorial\01\. python tools
```
@@ -266,7 +266,7 @@ C:\Users\lijin\Documents\Git\python-tutorial\01\. python tools
In [18]:
```
```py
%rmdir demo_test
```
@@ -275,12 +275,12 @@ In [18]:
In [19]:
```
```py
%hist
```
```
```py
print "hello, world"
a = 1
a
@@ -311,7 +311,7 @@ os.remove('hello_world.py')
In [20]:
```
```py
sum?
```
@@ -320,7 +320,7 @@ sum?
In [21]:
```
```py
# 导入numpy和matplotlib两个包
%pylab
# 查看其中sort函数的帮助
@@ -328,7 +328,7 @@ sort??
```
```
```py
Using matplotlib backend: Qt4Agg
Populating the interactive namespace from numpy and matplotlib
@@ -340,7 +340,7 @@ Populating the interactive namespace from numpy and matplotlib
In [22]:
```
```py
a = 12
a
@@ -348,20 +348,20 @@ a
Out[22]:
```
```py
12
```
In [23]:
```
```py
_ + 13
```
Out[23]:
```
```py
25
```
@@ -369,12 +369,12 @@ Out[23]:
In [24]:
```
```py
!ping baidu.com
```
```
```py
正在 Ping baidu.com [180.149.132.47] 具有 32 字节的数据:
来自 180.149.132.47 的回复: 字节=32 时间=69ms TTL=49
来自 180.149.132.47 的回复: 字节=32 时间=64ms TTL=49
@@ -392,12 +392,12 @@ In [24]:
In [25]:
```
```py
1 + "hello"
```
```
```py
---------------------------------------------------------------------------
TypeError Traceback (most recent call last)
<ipython-input-25-d37bedb9732a> in <module>()