

In [1]:

    
import pyrebase
import time

config = {
  "apiKey": "",
  "authDomain": "fakenewsmustdie.firebaseapp.com",
  "databaseURL": "https://fakenewsmustdie.firebaseio.com",
  "storageBucket": "fakenewsmustdie.appspot.com"
}

Connect to the database

Log in to Firebase with our credentials. The fake-looking credentials are working credentials. Non-authenticated users cannot read or write data. This function must be executed before firebasePush().



In [2]:

    
firebase = pyrebase.initialize_app(config)
auth = firebase.auth()
uid = ""
password = ""
user = auth.sign_in_with_email_and_password(uid, password)
    
db = firebase.database() # reference to the database service
    
def firebaseRefresh():
    global user
    user = auth.refresh(user['refreshToken'])

Analyse already evaluated components



In [3]:

    
import unidecode
import numpy as np
import matplotlib.pyplot as plt
    
def plot_polarity_subjectivity(listed_name_on_database):
    pol = []
    sub = []
    
    articles_of_a_newspaper = db.child(str("articles/" + listed_name_on_database)).get()
    articles = articles_of_a_newspaper.val()
    
    for article_no in range(len(articles)):
        data = list(articles.items())[article_no][1]
        pol.append(abs(float(data["polarity"])))
        sub.append(float(data["subjectivity"]))
        
    plt.scatter(pol,sub,[80/np.sqrt(len(pol))]*len(sub), alpha=0.7, label = listed_name_on_database)
   
    return np.column_stack((pol, sub))



In [4]:

    
plt.clf()
plt.figure(figsize=(12, 10))
plt.title("Scatter Plot (Articles)")

websites = ["wwwchannelnewsasiacom","wwwstraitstimescom","wwwtnpsg","wwwtodayonlinecom",
            "sgnewsyahoocom","sgfinanceyahoocom","stompstraitstimescom","mothershipsg",
            "thehearttruthscom","wwwtremerituscom","yawningbreadwordpresscom",
            "wwwtheonlinecitizencom","wwwallsingaporestuffcom","alvinologycom","berthahensonwordpresscom"]

centroid ={}
for website in websites:
    data = plot_polarity_subjectivity(website)
    time.sleep(0.2)
    centroid[website] = np.mean(data, axis=0)

plt.legend(loc=4)
plt.xlabel("Polarity")
plt.ylabel("Subjectivity")

plt.show()









    





<matplotlib.figure.Figure at 0x110a99978>



In [5]:

    
plt.clf()
plt.figure(figsize=(12, 10))
plt.title("Centroids (Sources)")

mothershipsg = centroid["wwwchannelnewsasiacom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="wwwchannelnewsasiacom")
#plt.annotate("wwwchannelnewsasiacom",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["wwwstraitstimescom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="wwwstraitstimescom")
#plt.annotate("wwwstraitstimescom",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["wwwtnpsg"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="wwwtnpsg")
#plt.annotate("wwwtnpsg",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["wwwtodayonlinecom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="wwwtodayonlinecom")
#plt.annotate("wwwtodayonlinecom",(mothershipsg[0],mothershipsg[1]))


mothershipsg = centroid["mothershipsg"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="mothership")
#plt.annotate("mothership",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["sgnewsyahoocom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="sgnewsyahoocom")
#plt.annotate("sgnewsyahoocom",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["sgfinanceyahoocom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="sgfinanceyahoocom")
#plt.annotate("sgfinanceyahoocom",(mothershipsg[0],mothershipsg[1]))

mothershipsg = centroid["stompstraitstimescom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="stompstraitstimescom")
#plt.annotate("stompstraitstimescom",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["alvinologycom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="alvinologycom")
#plt.annotate("alvinologycom",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["wwwallsingaporestuffcom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="wwwallsingaporestuffcom")
#plt.annotate("wwwallsingaporestuffcom",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["wwwtheonlinecitizencom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="wwwtheonlinecitizencom")
#plt.annotate("wwwtheonlinecitizencom",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["wwwtremerituscom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="wwwtremerituscom")
#plt.annotate("wwwtremerituscom",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["thehearttruthscom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="thehearttruthscom")
#plt.annotate("thehearttruthscom",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["berthahensonwordpresscom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="berthahensonwordpresscom")
#plt.annotate("berthahensonwordpresscom",(mothershipsg[0],mothershipsg[1]))
mothershipsg = centroid["yawningbreadwordpresscom"]
plt.scatter(mothershipsg[0],mothershipsg[1],label="yawningbreadwordpresscom")
#plt.annotate("yawningbreadwordpresscom",(mothershipsg[0],mothershipsg[1]))

plt.xlabel("Polarity")
plt.ylabel("Subjectivity")

plt.legend(loc=4)
plt.show()









    





<matplotlib.figure.Figure at 0x1169a3160>



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