txtファイルから情報のブロックを抽出し、パンダのデータフレームとストアを作成

Question

私はチャットのトランスクリプトを含む大きなtxtファイルを持っていますが、私の目標は異なるコンポーネントを抽出してそこに格納するパンダDfを作成することです。チャットのサンプルは以下の通りです：

***************************************************** 
Session:123456 
Chat Date: 2017-05-01T08:01:45+00:00 
Chat exec name: Sam 
Member name: Sara 
2017-05-01T08:01:45+00:00 Sara: I need help on element A 
2017-05-01T08:01:47+00:00 Sam: Sure I can help you on this one 
2017-05-01T08:01:48+00:00 Sara: Is there a better product 
2017-05-01T08:01:48+10:00 Sam: Sure we have a lot of new products 
2017-05-01T08:01:49+18:00 Sara: Can you let me know 
2017-05-01T08:01:51+20:00 Sam: Here is the solution 
2017-05-01T08:01:52+00:00 Sara: Thanks for this 
2017-05-01T08:01:52+11:00 Sam: Have a Nive day Bye!! 
***************************************************** 
Session:234567 
Chat Date: 2017-05-02T18:00:30+00:00 
Chat exec name: PAUL 
Member name:CHRIS 
2017-05-02T18:00:30+00:00 CHRIS: I need help on element A 
2017-05-02T18:02:30+00:00 PAUL: Sure I can help you on this one 
2017-05-02T18:02:39+00:00 CHRIS: Is there a better product 
2017-05-02T18:04:01+00:00 PAUL: Sure we have a lot of new products 
2017-05-02T18:04:30+00:00 CHRIS: Can you let me know 
2017-05-02T18:08:11+00:00 PAUL: Here is the solution 
2017-05-02T18:08:59+00:00 CHRIS: Thanks for this 
2017-05-02T18:09:11+00:00 PAUL: Have a Nice day Bye!! 
***************************************************** 

私は列を持つテーブルを作成することができていた場合：

セッション、ChatDate、ChatExecName、MEMBERNAME、時間、人、文

最初の4つの列はチャットの完全なブロックを繰り返す必要があります。区切り文字は固定されており、変更されることはありません。

私はこれを試しましたが、これはすべてのブロックを一緒に返すので誰か助けてください。

import re 
def GetTheSentences(infile): 
    Delim1 = '*****************************************************' 
    Delim2 = '*****************************************************' 
    with open(infile) as fp: 
    for result in re.findall('Delim1(.*?)Delim2', fp.read(), re.S): 
     print (result) 

と

import re 
def GetTheSentences2(file): 
    start_rx =re.compile('*****************************************************') 
    end_rx = re.compile('*****************************************************') 
    start = False 
    output = [] 
    with open(file, encoding="latin-1") as datafile: 
     for line in datafile.readlines(): 
      if re.match(start_rx, line): 
       start = True 
      elif re.match(end_rx, line): 
       start = False 
      if start: 
       output.append(line) 
     print (output) 

Answer 1

私は確かにこれは便利です願っています：

data = '''***************************************************** 
Session:123456 
Chat Date: 2017-05-01T08:01:45+00:00 
Chat exec name: Sam 
Member name: Sara 
2017-05-01T08:01:45+00:00 Sara: I need help on element A 
2017-05-01T08:01:47+00:00 Sam: Sure I can help you on this one 
2017-05-01T08:01:48+00:00 Sara: Is there a better product 
2017-05-01T08:01:48+10:00 Sam: Sure we have a lot of new products 
2017-05-01T08:01:49+18:00 Sara: Can you let me know 
2017-05-01T08:01:51+20:00 Sam: Here is the solution 
2017-05-01T08:01:52+00:00 Sara: Thanks for this 
2017-05-01T08:01:52+11:00 Sam: Have a Nive day Bye!! 
***************************************************** 
Session:234567 
Chat Date: 2017-05-02T18:00:30+00:00 
Chat exec name: PAUL 
Member name:CHRIS 
2017-05-02T18:00:30+00:00 CHRIS: I need help on element A 
2017-05-02T18:02:30+00:00 PAUL: Sure I can help you on this one 
2017-05-02T18:02:39+00:00 CHRIS: Is there a better product 
2017-05-02T18:04:01+00:00 PAUL: Sure we have a lot of new products 
2017-05-02T18:04:30+00:00 CHRIS: Can you let me know 
2017-05-02T18:08:11+00:00 PAUL: Here is the solution 
2017-05-02T18:08:59+00:00 CHRIS: Thanks for this 
2017-05-02T18:09:11+00:00 PAUL: Have a Nice day Bye!! 
*****************************************************''' 

data = data.split('*****************************************************') 
data = [item.split('\n') for item in data if item] 
result = [] 
for group in data: 
    group = [item for item in group if item] 
    times = [] 
    people = [] 
    lines = [] 
    for item in group: 
     if item.startswith('Session'): 
      session = item.split(':')[-1] 
      print session 
     elif item.startswith('Chat Date'): 
      chatDate = item.split(':', 1)[-1] 
     elif item.startswith('Chat exec'): 
      execName = item.split(':')[-1] 
     elif item.startswith('Member'): 
      memberName = item.split(':')[-1] 
     else: 
      times.append(item[:25]) 
      people.append(item[26:].split(':')[0]) 
      lines.append(item[26:].split(':')[-1]) 
    for i in range(len(times)): 
     result.append([session, chatDate, execName, memberName, times[i], people[i], lines[i]]) 

import pandas as pd 

df = pd.DataFrame(result, columns=['Session', 'ChatDate', 'ChatExecName', 'Membername', 'Time', 'Person', 'Sentence']) 

print df