288 lines
8.8 KiB
Python
288 lines
8.8 KiB
Python
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import re, csv
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from collections import defaultdict
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from bs4 import BeautifulSoup as bs
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import pytz, datetime, dateutil, json
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from datetime import timedelta
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from dateutil import tz
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import functools
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from functools import reduce
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# Teacher name format changed. Remove commas and switch first to last
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def fix_t_name(str):
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str = str.strip()
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str = re.sub('\s+',' ',str)
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parts = str.split(', ')
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if len(parts)>1:
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return parts[1].strip() + " " + parts[0].strip()
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return str
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# Separate dept and code
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def split_class_dept(c):
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return c.split(' ')[0]
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def split_class_code(c):
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num = c.split(' ')[1]
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parts = re.match('(\d+)([a-zA-Z]+)',num)
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#ret = "Got %s, " % c
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if parts:
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r = int(parts.group(1))
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#print(ret + "returning %i." % r)
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return r
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#print(ret + "returning %s." % num)
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return int(num)
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def split_class_code_letter(c):
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num = c.split(' ')[1]
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parts = re.match('(\d+)([A-Za-z]+)',num)
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if parts:
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return parts.group(2)
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return ''
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def nowAsStr():
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#Get the current time, printed in the right format
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currentTime = datetime.datetime.utcnow()
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prettyTime = currentTime.strftime('%a, %d %b %Y %H:%M:%S GMT')
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return prettyTime
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def contains_key_value(lst, x, y):
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"""
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Checks if a list contains a dictionary with a specific key-value pair.
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:param lst: List of dictionaries to search through.
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:param x: The key to look for.
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:param y: The value associated with the key.
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:return: True if a dictionary in the list contains the key-value pair, otherwise False.
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"""
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return reduce(lambda acc, item: acc or (isinstance(item, dict) and item.get(x) == y), lst, False)
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def find_dict_with_key_value(lst, x, y):
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"""
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Finds the first dictionary in a list where the key x has the value y.
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:param lst: List of dictionaries to search through.
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:param x: The key to look for.
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:param y: The value associated with the key.
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:return: The first dictionary containing the key-value pair, or None if not found.
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"""
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return next((d for d in lst if isinstance(d, dict) and d.get(x) == y), None)
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def extract_key_values(lst, x):
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"""
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Extracts the values of the given key from a list of dictionaries.
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:param lst: List of dictionaries to search through.
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:param x: The key to look for.
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:return: A list of values corresponding to the key.
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"""
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return reduce(lambda acc, item: acc + [item[x]] if isinstance(item, dict) and x in item else acc, lst, [])
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def stripper(s):
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REMOVE_ATTRIBUTES = [
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'lang','language','onmouseover','onmouseout','script','style','font',
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'dir','face','size','color','style','class','width','height','hspace',
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'border','valign','align','background','bgcolor','text','link','vlink',
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'alink','cellpadding','cellspacing']
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#doc = '''<html><head><title>Page title</title></head><body><p id="firstpara" align="center">This is <i>paragraph</i> <a onmouseout="">one</a>.<p id="secondpara" align="blah">This is <i>paragraph</i> <b>two</b>.</html>'''
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soup = bs(s, features='lxml')
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for tag in soup.recursiveChildGenerator():
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try:
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tag.attrs = {key:value for key,value in tag.attrs.iteritems()
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if key not in REMOVE_ATTRIBUTES}
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except AttributeError:
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# 'NavigableString' object has no attribute 'attrs'
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pass
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return soup.prettify()
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def mycleaner(s):
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s = re.sub(r'<br\s?\/>','\n',s)
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s = re.sub(r'<\/?b>','',s)
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s = re.sub(r' +',' ',s)
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s = re.sub(r'^[\s\t\r\n]+$','',s,flags=re.MULTILINE)
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s = re.sub('^ ','',s)
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return s
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def print_table(table):
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longest_cols = [
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(max([len(str(row[i])) for row in table]) + 3)
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for i in range(len(table[0]))
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]
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row_format = "".join(["{:>" + str(longest_col) + "}" for longest_col in longest_cols])
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for row in table:
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print(row_format.format(*row))
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def remove_nl(str):
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return str.rstrip()
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def UnicodeDictReader(utf8_data, **kwargs):
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csv_reader = csv.DictReader(utf8_data, **kwargs)
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for row in csv_reader:
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yield {str(key, 'utf-8'):str(value, 'utf-8') for key, value in iter(list(row.items()))}
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def minimal_string(s):
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s = s.lower()
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s = re.sub(r'[^a-zA-Z0-9]',' ',s)
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s = re.sub(r'(\s+)',' ',s)
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s = s.strip()
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return s
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def to_file_friendly(st):
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st = st.lower()
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st = re.sub( r"[^a-z0-9]+","_",st)
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return st
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def clean_title(st):
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sq = re.sub( r"[^a-zA-Z0-9\.\-\!]"," ",st )
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if sq: st = sq
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if len(st)>50: return st[:50]+'...'
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return st
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def int_or_zero(x):
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if x == None: return 0
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else: return int(x)
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def float_or_zero(x):
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if x == None: return 0
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else: return float(x)
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def match59(x):
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if x['links']['context']==7959: return True
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return False
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def item_2(x): return x[2]
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def unix_time_millis(dt):
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wst = pytz.timezone("US/Pacific")
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epoch = datetime.datetime.fromtimestamp(0)
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epoch = wst.localize(epoch)
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return (dt - epoch).total_seconds() * 1000.0
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# ENGL250 returns ENGL
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def dept_from_name(n):
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m = re.search('^([a-zA-Z]+)\s?[\d\/]+',n)
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if m: return m.group(1)
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print(("Couldn't find dept from: " + n))
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return ''
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# ENGL250 returns 250
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def num_from_name(n):
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m = re.search('^([a-zA-Z]+)\s?([\d\/]+[A-Z]?)',n)
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if m: return m.group(2)
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print(("Couldn't find num from: " + n))
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return ''
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def most_common_item(li):
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d = defaultdict(int)
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for x in li:
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d[x] += 1
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s = sorted(iter(list(d.items())), key=lambda k_v: (k_v[1],k_v[0]), reverse=True)
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#pdb.set_trace()
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return s[0][0]
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def srt_times(a,b):
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HERE = tz.tzlocal()
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da = dateutil.parser.parse(a)
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da = da.astimezone(HERE)
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db = dateutil.parser.parse(b)
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db = db.astimezone(HERE)
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diff = da - db
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return diff.seconds + diff.days * 24 * 3600
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def how_long_ago(a): # number of hours ago 'a' was...
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if not a: return 9999
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HERE = tz.tzlocal()
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d_now = datetime.datetime.now()
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d_now = d_now.replace(tzinfo=None)
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#d_now = d_now.astimezone(HERE)
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d_then = dateutil.parser.parse(a)
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d_then = d_then.replace(tzinfo=None)
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#d_then = d_then.astimezone(HERE)
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diff = d_now - d_then
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return (diff.seconds/3600) + (diff.days * 24) + 8 # add 8 hours to get back from UTC timezone
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def partition(times_list):
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# get a list of times in this format: 2017-02-14T17:01:46Z
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# and break them into a list of sessions, [start, hits, minutes]
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minutes_till_new_session = 26
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global dd
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mm = ['x','Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec']
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start = ""
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last = ""
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hits = 0
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delta = timedelta(minutes=26)
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HERE = tz.tzlocal()
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sessions = []
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sorted_times_list = sorted(times_list, srt_times)
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current_set = []
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timeline_times = []
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for T in sorted_times_list:
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dt_naive = dateutil.parser.parse(T)
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dt = dt_naive.astimezone(HERE)
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timeline_st = unix_time_millis(dt)
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timeline_et = timeline_st + (1 * 60 * 1000) # always end 1 minute later....
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timeline_dict = {}
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timeline_dict['starting_time'] = timeline_st
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timeline_dict['ending_time'] = timeline_et
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timeline_times.append(timeline_dict)
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month = mm[ int(dt.strftime("%m"))]
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formatted = month + " " + dt.strftime("%d %H:%M")
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if not start: # start a new session
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start = dt
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start_f = formatted
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last = dt
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current_set.append(formatted)
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hits = 1
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else: #
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if dt > last + delta: # too long. save sesh. start another, if hits > 2
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minutes = (last - start)
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minutes = (minutes.seconds / 60) + 5
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if hits > 2:
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sessions.append( [start_f, hits, minutes,current_set] )
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start = dt
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start_f = formatted
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last = dt
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hits = 1
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current_set = [formatted]
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else: # put in current session
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last = dt
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current_set.append(formatted)
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hits += 1
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# save last sesh
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if (last):
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minutes = (last - start)
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minutes = (minutes.seconds / 60) + 5
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if hits > 2:
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sessions.append( [start_f,hits,minutes,current_set] )
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dd.write(json.dumps(timeline_times))
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return sessions
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def clean_fn(s):
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s = re.sub(r'[\s:]+','',s)
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s = re.sub(r'\/','+',s)
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return s
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def format_html(html):
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soup = bs(html, 'html.parser')
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return soup.prettify()
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