C语言调用Python实现http接口调用，上传图片

傷城~ 2022-09-02 04:14 252阅读 0赞

# get\_car\_num.py #

#!/usr/bin/python
    # -*- coding: UTF-8 -*-
    
    import requests
    
    import urllib3
    urllib3.disable_warnings()
    
    def updateImage(self, filepath):
    	#upload_url = "http://192.168.1.16:8999/upload/ueditor?action=uploadimage&encode=utf-8"
    	upload_url = "https://ai_platform/v2"
    	header = {"Cookie": "hu_food=06237f4bd64fdfe1e111e79f43953897#1"}
    	# 此处是重点！操作文件上传时，
    	# 把目标文件以open打开，然后存储到变量upfile里面存到一个字典里，注意这里的upfile不是随便起的，要看后台的接收数据的时候，使用的接收文件信息的key是如何定义的。一定要按照服务端的key来
    	files = {'file': open(filepath, 'rb')
    			 }
            form = {
                   "method": "direct", 
                   "function_name": "idcard_ocr_recognize",
                   "Side": "face"
               }
            
    	upload_data = {"id": "WU_FILE_138",
    		               "type": "AI",
                           "f_name": "car_licence_rec",
                           "method": "direct",
    
                           "name": "749.jpg",
    		               "type": "image/jpeg",
    		        "lastModifiedDate": "Tue Jul 21 2020 17:31:42 GMT 0800 (中国标准时间)",
    		        "size": "64269"}
    	##此处是重点！操作文件上传的时，接口请求参数直接存到upload_data变量里面，
    	# 在请求的时候，直接作为数据传递过去
    	upload_res = requests.post(upload_url,
    				   upload_data,
    				   files=files,
    				   headers=header,
                       verify=False)
    
    	return upload_res.content.decode()
    
    
    #import urllib3
    #urllib3.disable_warnings()
    
    
    #self = ""
    #filepath = "/home/xop/images/car.jpg"
    #result = updateImage(self, filepath)
    
    #print("result:   ======================> " + result)

# main.c #

#include <python2.7/Python.h>
    //#include <Python.h>
     
    // gcc命令: gcc main.c -lpython2.7 -o test
     
    void getcurrent()
    {
        PyRun_SimpleString("import sys");
        PyRun_SimpleString("sys.path.append('./')");
        return;
    }
     
    void run()
    {
        Py_Initialize();//初始化python
        getcurrent();
     
        PyObject *pModule = NULL, *pFunc = NULL, *pArg = NULL, *result = NULL;;
        pModule = PyImport_ImportModule("get_car_num"); //引入模块
        pFunc = PyObject_GetAttrString(pModule, "updateImage");//直接获取模块中的函数
        pArg = Py_BuildValue("(s,s)", "", "/home/vi003705/p_workspace/images/car.jpg"); //参数类型转换，传递一个字符串。将c/c++类型的字符串转换为python类型，元组中的python类型查看python文档
       
        result = PyEval_CallObject(pFunc, pArg); //调用直接获得的函数，并传递参数
    
        char *str = PyString_AsString(result);   
        printf("str: ====================> %s\n", str);
     
        Py_Finalize(); //释放python
        return;
    }
     
    int main(int argc, char* argv[])
    {
        run();
        return 0;
    }

# gcc编译： #

#gcc命令: 
    gcc main.c -lpython2.7 -o test