def messages_to_dataframe(messages):
"""
Turn a list of parsed messages into a dataframe of message data,
indexed by message-id, with column-names from headers.
"""
def safe_unicode(t):
return t and unicode(t, 'utf-8', 'ignore')
# extract data into a list of tuples -- records -- with
# the Message-ID separated out as an index
pm = [(m.get('Message-ID'),
safe_unicode(m.get('From')),
safe_unicode(m.get('Subject')),
get_date(m),
safe_unicode(m.get('In-Reply-To')),
safe_unicode(m.get('References')),
get_text(m))
for m in messages if m.get('Message-ID')]
mdf = pd.DataFrame.from_records(list(pm),
index='Message-ID',
columns=['Message-ID', 'From',
'Subject',
'Date',
'In-Reply-To',
'References',
'Body'])
mdf.index.name = 'Message-ID'
return mdf
def messages_to_dataframe(messages):
"""
Turn a list of parsed messages into a dataframe of message data,
indexed by message-id, with column-names from headers.
"""
def safe_unicode(t):
return t and unicode(t, 'utf-8', 'ignore')
# extract data into a list of tuples -- records -- with
# the Message-ID separated out as an index
pm = [(m.get('Message-ID'),
safe_unicode(m.get('From')),
safe_unicode(m.get('Subject')),
get_date(m),
safe_unicode(m.get('In-Reply-To')),
safe_unicode(m.get('References')),
get_text(m))
for m in messages if m.get('Message-ID')]
mdf = pd.DataFrame.from_records(list(pm),
index='Message-ID',
columns=['Message-ID', 'From',
'Subject',
'Date',
'In-Reply-To',
'References',
'Body'])
mdf.index.name = 'Message-ID'
return mdf
def messages_to_dataframe(messages):
"""
Turn a list of parsed messages into a dataframe of message data,
indexed by message-id, with column-names from headers.
"""
# extract data into a list of tuples -- records -- with
# the Message-ID separated out as an index
# valid_messages = [m for m in messages if m.get()
pm = [(
m.get("Message-ID"),
str(m.get("From")).replace("\\", " "),
str(m.get("Subject")),
get_date(m),
str(m.get("In-Reply-To")),
str(m.get("References")),
get_text(m),
) for m in messages if m.get("From")]
mdf = pd.DataFrame.from_records(
list(pm),
index="Message-ID",
columns=[
"Message-ID",
"From",
"Subject",
"Date",
"In-Reply-To",
"References",
"Body",
],
)
mdf.index.name = "Message-ID"
return mdf
def messages_to_dataframe(self,messages):
# extract data into a list of tuples -- records -- with
# the Message-ID separated out as an index
pm = [(m.get('Message-ID'),
(m.get('From'),
m.get('Subject'),
get_date(m),
m.get('In-Reply-To'),
m.get('References'),
m.get_payload()))
for m in messages if m.get('Message-ID')]
ids,records = zip(*pm)
mdf = pd.DataFrame.from_records(list(records),
index=list(ids),
columns=['From',
'Subject',
'Date',
'In-Reply-To',
'References',
'Body'])
mdf.index.name = 'Message-ID'
return mdf
def messages_to_dataframe(messages):
"""
Turn a list of parsed messages into a dataframe of message data,
indexed by message-id, with column-names from headers.
"""
def safe_unicode(t):
return t and unicode(t, "utf-8", "ignore")
# extract data into a list of tuples -- records -- with
# the Message-ID separated out as an index
pm = [
(
m.get("Message-ID"),
safe_unicode(m.get("From")),
safe_unicode(m.get("Subject")),
get_date(m),
safe_unicode(m.get("In-Reply-To")),
safe_unicode(m.get("References")),
get_text(m),
)
for m in messages
if m.get("Message-ID")
]
mdf = pd.DataFrame.from_records(
list(pm),
index="Message-ID",
columns=["Message-ID", "From", "Subject", "Date", "In-Reply-To", "References", "Body"],
)
mdf.index.name = "Message-ID"
return mdf
def compute_ascendancy(messages, duration=50):
"""Compute ascendancy given messages."""
print("compute ascendancy")
dated_messages = {}
for m in messages:
d = parse.get_date(m)
if d is not None and d < datetime.datetime.now(pytz.utc):
o = d.toordinal()
dated_messages[o] = dated_messages.get(o, [])
dated_messages[o].append(m)
days = [k for k in list(dated_messages.keys())]
day_offset = min(days)
epoch = max(days) - min(days)
ascendancy = np.zeros([max(days) - min(days) + 1])
capacity = np.zeros(([max(days) - min(days) + 1]))
for i in range(epoch):
min_d = min(days) + i
max_d = min_d + duration
block_messages = []
for d in range(min_d, max_d):
block_messages.extend(dated_messages.get(d, []))
b_IG = messages_to_interaction_graph(block_messages)
b_matrix = interaction_graph_to_matrix(b_IG)
ascendancy[min_d - day_offset] = ascendancy(b_matrix)
capacity[min_d - day_offset] = capacity(b_matrix)
return ascendancy, capacity
def messages_to_dataframe(messages):
"""
Turn a list of parsed messages into a dataframe of message data,
indexed by message-id, with column-names from headers.
"""
# extract data into a list of tuples -- records -- with
# the Message-ID separated out as an index
#valid_messages = [m for m in messages if m.get()
pm = [(m.get('Message-ID'), str(m.get('From')).replace('\\', ' '),
str(m.get('Subject')), get_date(m), str(m.get('In-Reply-To')),
str(m.get('References')), get_text(m)) for m in messages
if m.get('From')]
mdf = pd.DataFrame.from_records(list(pm),
index='Message-ID',
columns=[
'Message-ID', 'From', 'Subject',
'Date', 'In-Reply-To', 'References',
'Body'
])
mdf.index.name = 'Message-ID'
return mdf
import pytz
url = "http://mail.scipy.org/pipermail/scipy-dev/"
messages = mailman.open_list_archives(url)
dates = []
froms = []
broke = []
for m in messages:
m_from = m.get('From')
froms.append(m_from)
try:
date = get_date(m)
dates.append(date)
except Exception as e:
print e
dates.append(pd.NaT)
broke.append(m)
# just drop the missing values for now
data = pd.DataFrame({'Date':dates,'From':froms}).dropna()
# because sometimes somebody sends a messages from the future
data = data[data['Date'] < datetime.datetime.now(pytz.utc)]
### I've been having trouble getting traction with pandas
