Python Developer – sample code for Python JSON



import json
import pprint

#generate the JSON file
#will have 2 fields, one is an array (multiple records inside)

#*** make sure the fields and data are written in double quotes

my_json={}
my_json["description"]="This is a json file creation example written in Python"
my_json["data"]=[]
my_data_fields=['id','name']
for i in range(10):
	my_json["data"].append({"id":i,"name":"name "+str(i)})

#take a look at the JSON output
print my_json

#write the file to the disk
fn='otp.json'
with open(fn,"w") as f:
	json.dump(my_json,f,indent=4)

#Now check if the JSON is valid (can be read as JSON)
json_data=open(fn)

data = json.load(json_data)
pprint.pprint(data)
json_data.close()


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Python Web Developer – quick web server with Python

Using this when I want to share data or even files.

Place the code in the directory that host the data/files, and if there is no index.html, the visitors can see the files and e.g. download them.


import SimpleHTTPServer
import SocketServer

PORT = 8000

Handler = SimpleHTTPServer.SimpleHTTPRequestHandler

httpd = SocketServer.TCPServer((“”, PORT), Handler)

print “Started”
httpd.serve_forever()

 

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Python Developer – dictionary and type to JSON example


import json

c=type(“OT_PROJECTS”,(object,),{“role”:”Python Developer”,”location”:”Boston MA”})

d={}
d[“1”]={}
d[“1”][“1”]=100
d[“1”][“2”]=c

print d

m={}

for item in d:

m[item]={}
for sub_item in d[item]:

if isinstance(d[item][sub_item],type):

w={}
for k,v in [(k,v) for (k,v) in d[item][sub_item].__dict__.iteritems() if not “__” in k]:
w[k]=v
m[item][sub_item]=w
else:

m[item][sub_item]=d[item][sub_item]

f=open(“json_dict.json”,”w”)
json.dump(m,f,indent=4)
f.close()

f=open(“json_dict.json”,”r”)
e=json.load(f)
f.close()

print e

 

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