目录结构

Requests-2.18.4的源码目录结构如下所示：

$ tree -d
.
├── _appveyor
├── docs
│   ├── community
│   ├── dev
│   ├── _static
│   ├── _templates
│   ├── _themes
│   └── user
├── ext
├── requests
└── tests
    └── testserver

12 directories

其中核心部分无疑是requests目录了。

代码量统计

Requests-2.18.4的源码完整统计如下：

$ cloc .
      81 text files.
      81 unique files.                              
      37 files ignored.

http://cloc.sourceforge.net v 1.60  T=0.16 s (275.1 files/s, 63601.8 lines/s)
-------------------------------------------------------------------------------
Language                     files          blank        comment           code
-------------------------------------------------------------------------------
Python                          34           1854           1897           5492
DOS Batch                        1             34              2            227
make                             2             34              7            202
PowerShell                       1             31              5            193
HTML                             3             44              7            136
Javascript                       1              3             12            101
YAML                             2             13             15             54
CSS                              1              5              0             34
-------------------------------------------------------------------------------
SUM:                            45           2018           1945           6439
------------------------------------------------------------------------------

而其中的requests目录的代码量统计如下：

$ cloc requests
      18 text files.
      18 unique files.                              
       0 files ignored.

http://cloc.sourceforge.net v 1.60  T=0.05 s (342.1 files/s, 92205.3 lines/s)
-------------------------------------------------------------------------------
Language                     files          blank        comment           code
-------------------------------------------------------------------------------
Python                          18           1023           1371           2457
-------------------------------------------------------------------------------
SUM:                            18           1023           1371           2457
-------------------------------------------------------------------------------

也就是说一共有18个文件，代码行数为2457行，简单看下该目录结构：

$ tree requests
requests
├── adapters.py
├── api.py
├── auth.py
├── certs.py
├── compat.py
├── cookies.py
├── exceptions.py
├── help.py
├── hooks.py
├── __init__.py
├── _internal_utils.py
├── models.py
├── packages.py
├── sessions.py
├── status_codes.py
├── structures.py
├── utils.py
└── __version__.py

0 directories, 18 files

没有子目录，一共18个文件在同一级子目录下。