Python math.modf() Examples

The following are code examples for showing how to use math.modf(). They are extracted from open source Python projects. You can vote up the examples you like or vote down the exmaples you don't like. You can also save this page to your account.

Example 1
Project: pyOSC3   Author: Qirky   File: OSC3.py    (license) View Source Project 6 votes vote down vote up
def OSCTimeTag(time):
	"""Convert a time in floating seconds to its
	OSC binary representation
	"""
	if time > 0:
		fract, secs = math.modf(time)
		secs = secs - NTP_epoch
		binary = struct.pack('>LL', int(secs), int(fract * NTP_units_per_second))
	else:
		binary = struct.pack('>LL', 0, 1)

	return binary

######
#
# OSCMessage decoding functions
#
###### 
Example 2
Project: pyOSC3   Author: Qirky   File: OSC2.py    (license) View Source Project 6 votes vote down vote up
def OSCTimeTag(time):
	"""Convert a time in floating seconds to its
	OSC binary representation
	"""
	if time > 0:
		fract, secs = math.modf(time)
		secs = secs - NTP_epoch
		binary = struct.pack('>LL', long(secs), long(fract * NTP_units_per_second))
	else:
		binary = struct.pack('>LL', 0L, 1L)

	return binary

######
#
# OSCMessage decoding functions
#
###### 
Example 3
Project: CorpBot.py   Author: corpnewt   File: ComicHelper.py    (license) View Source Project 6 votes vote down vote up
def jd_to_date(jd):
	jd = jd + 0.5
	F, I = math.modf(jd)
	I = int(I)
	A = math.trunc((I - 1867216.25)/36524.25)
	if I > 2299160:
		B = I + 1 + A - math.trunc(A / 4.)
	else:
		B = I
	C = B + 1524
	D = math.trunc((C - 122.1) / 365.25)
	E = math.trunc(365.25 * D)
	G = math.trunc((C - E) / 30.6001)
	day = C - E + F - math.trunc(30.6001 * G)
	if G < 13.5:
		month = G - 1
	else:
		month = G - 13
	if month > 2.5:
		year = D - 4716
	else:
		year = D - 4715
	return year, month, day
	
	# Find string between 2 strings 
Example 4
Project: vspheretools   Author: devopshq   File: TCtimes.py    (license) View Source Project 6 votes vote down vote up
def _dict_to_tuple(d):
    '''Convert a dictionary to a time tuple.  Depends on key values in the
    regexp pattern!
    '''
    # TODO: Adding a ms field to struct_time tuples is problematic
    # since they don't have this field.  Should use datetime
    # which has a microseconds field, else no ms..  When mapping struct_time
    # to gDateTime the last 3 fields are irrelevant, here using dummy values to make
    # everything happy.
    #

    retval = _niltime[:]
    for k,i in ( ('Y', 0), ('M', 1), ('D', 2), ('h', 3), ('m', 4), ):
        v = d.get(k)
        if v: retval[i] = int(v)

    v = d.get('s')
    if v:
        msec,sec = _modf(float(v))
        retval[6],retval[5] = int(round(msec*1000)), int(sec)

    if d.get('neg', 0):
        retval[0:5] = [(x is not None or x) and operator.__neg__(x) for x in retval[0:5]]

    return tuple(retval) 
Example 5
Project: jiveplot   Author: haavee   File: hvutil.py    (license) View Source Project 6 votes vote down vote up
def secondsInDayToTime(sssod):
    # 3600 seconds per hour
    (h, s)  = divmod(sssod, 3600)
    (m, s)  = divmod(s,       60)
    (fs, s) = math.modf( s )
    return datetime.time(int(h), int(m), int(s), int(fs*1.0e6))

## Generalized version of 'quote_split' as found in command.py
## This one defaults to "'" for opening and "'" for closing quotes
## but these characters can be overridden
##
## quote_split  do not extract _words_ but split the
##              string at the indicated character,
##              provided the character is not inside
##              quotes
##
##      "aap  'noot 1; mies 2'; foo bar"
##  results in:
##      ["aap 'noot 1;mies 2'", "foo bar"] 
Example 6
Project: colz-python   Author: carloscabo   File: colz.py    (license) View Source Project 6 votes vote down vote up
def rotateHue ( self, hue_inc ):
        """ Rotates the hue value of Colz object """
        if  isinstance( hue_inc, int ):
            hue_inc /= 360.0
        newhue = self.h + hue_inc
        if newhue > 1.0:
            newhue, whole = math.modf(newhue) # Keep decimal part
        if newhue < 0.0:
            newhue, whole = math.modf(newhue) # Keep decimal part
            newhue = 1.0 + newhue
        self.h = newhue
        self.hsl[0]  = self.h
        self.hsla[0] = self.h
        self.updateFromHsl()

    # Return array of integer values 
Example 7
Project: zippy   Author: securesystemslab   File: test_math.py    (license) View Source Project 6 votes vote down vote up
def testModf(self):
        self.assertRaises(TypeError, math.modf)

        def testmodf(name, result, expected):
            (v1, v2), (e1, e2) = result, expected
            if abs(v1-e1) > eps or abs(v2-e2):
                self.fail('%s returned %r, expected %r'%\
                          (name, result, expected))

        testmodf('modf(1.5)', math.modf(1.5), (0.5, 1.0))
        testmodf('modf(-1.5)', math.modf(-1.5), (-0.5, -1.0))

        self.assertEqual(math.modf(INF), (0.0, INF))
        self.assertEqual(math.modf(NINF), (-0.0, NINF))

        modf_nan = math.modf(NAN)
        self.assertTrue(math.isnan(modf_nan[0]))
        self.assertTrue(math.isnan(modf_nan[1])) 
Example 8
Project: oil   Author: oilshell   File: test_math.py    (license) View Source Project 6 votes vote down vote up
def testModf(self):
        self.assertRaises(TypeError, math.modf)

        def testmodf(name, result, expected):
            (v1, v2), (e1, e2) = result, expected
            if abs(v1-e1) > eps or abs(v2-e2):
                self.fail('%s returned %r, expected %r'%\
                          (name, (v1,v2), (e1,e2)))

        testmodf('modf(1.5)', math.modf(1.5), (0.5, 1.0))
        testmodf('modf(-1.5)', math.modf(-1.5), (-0.5, -1.0))

        self.assertEqual(math.modf(INF), (0.0, INF))
        self.assertEqual(math.modf(NINF), (-0.0, NINF))

        modf_nan = math.modf(NAN)
        self.assertTrue(math.isnan(modf_nan[0]))
        self.assertTrue(math.isnan(modf_nan[1])) 
Example 9
Project: python2-tracer   Author: extremecoders-re   File: test_math.py    (license) View Source Project 6 votes vote down vote up
def testModf(self):
        self.assertRaises(TypeError, math.modf)

        def testmodf(name, result, expected):
            (v1, v2), (e1, e2) = result, expected
            if abs(v1-e1) > eps or abs(v2-e2):
                self.fail('%s returned %r, expected %r'%\
                          (name, (v1,v2), (e1,e2)))

        testmodf('modf(1.5)', math.modf(1.5), (0.5, 1.0))
        testmodf('modf(-1.5)', math.modf(-1.5), (-0.5, -1.0))

        self.assertEqual(math.modf(INF), (0.0, INF))
        self.assertEqual(math.modf(NINF), (-0.0, NINF))

        modf_nan = math.modf(NAN)
        self.assertTrue(math.isnan(modf_nan[0]))
        self.assertTrue(math.isnan(modf_nan[1])) 
Example 10
Project: softuni-course-calendar-scraper   Author: Enether   File: convert_lecture_data_to_json.py    (license) View Source Project 6 votes vote down vote up
def get_utc_offset() -> str:
    '''
    function gets the difference between our timezones in hours and returns a string that will be put into the iso8601 format
    if we're 3 hours ahead, we will return +03:00
    if we're 3 hours behind, we will return -03:00
    :return:
    '''
    now = datetime.datetime.now()
    local_hour = now.hour
    utc_hour = now.utcnow().hour
    utc_offset = local_hour - utc_hour

    str_preamble = '+' if utc_offset >= 0 else '-'

    # convert the fraction and the whole to a string. Works for ints and floats
    fraction, whole = math.modf(utc_offset)
    fraction = str(fraction)[2:].zfill(2)  # from 0.5 get 05 only
    whole = str(int(whole)).zfill(2)

    return '{preamble}{whole}:{fraction}'.format(preamble=str_preamble, whole=whole, fraction=fraction) 
Example 11
Project: web_ctp   Author: molebot   File: test_math.py    (license) View Source Project 6 votes vote down vote up
def testModf(self):
        self.assertRaises(TypeError, math.modf)

        def testmodf(name, result, expected):
            (v1, v2), (e1, e2) = result, expected
            if abs(v1-e1) > eps or abs(v2-e2):
                self.fail('%s returned %r, expected %r'%\
                          (name, result, expected))

        testmodf('modf(1.5)', math.modf(1.5), (0.5, 1.0))
        testmodf('modf(-1.5)', math.modf(-1.5), (-0.5, -1.0))

        self.assertEqual(math.modf(INF), (0.0, INF))
        self.assertEqual(math.modf(NINF), (-0.0, NINF))

        modf_nan = math.modf(NAN)
        self.assertTrue(math.isnan(modf_nan[0]))
        self.assertTrue(math.isnan(modf_nan[1])) 
Example 12
Project: geometric-bot   Author: carloscabo   File: draw.py    (license) View Source Project 6 votes vote down vote up
def gradientLine( ctx, points_list, hsl_palette_list, loop_palette = True ):
    pal = hsl_palette_list[:]
    if loop_palette:
        pal.append( hsl_palette_list[0] ) # Duplicate first

    rgb = Colz.hslToRgb( *pal[0] )
    ctx.set_source_rgb( *rgb )

    for i in range( 2, len(points_list), 2 ):
        pal_pos = i * ( len(pal) - 1 ) / len(points_list)
        col_current = math.floor( pal_pos )
        col_next = math.ceil( pal_pos )
        frac, whole = math.modf( pal_pos )
        if col_current == col_next:
            col_next = min( col_current + 1, len(pal) - 1 )
        c_mix = Colz.interpolate( pal[col_current], pal[col_next], frac )

        ctx.set_source_rgb( *c_mix.rgb )
        ctx.move_to( points_list[i-2], points_list[i-1] )
        ctx.line_to( points_list[i], points_list[i+1] )
        ctx.stroke()

# Pass caito ctx, list of points, list of colors ( colz ) 
Example 13
Project: geometric-bot   Author: carloscabo   File: colz.py    (license) View Source Project 6 votes vote down vote up
def rotateHue ( self, hue_inc ):
        """ Rotates the hue value of Colz object """
        if  isinstance( hue_inc, int ):
            hue_inc /= 360.0
        newhue = self.h + hue_inc
        if newhue > 1.0:
            newhue, whole = math.modf(newhue) # Keep decimal part
        if newhue < 0.0:
            newhue, whole = math.modf(newhue) # Keep decimal part
            newhue = 1.0 + newhue
        self.h = newhue
        self.hsl[0]  = self.h
        self.hsla[0] = self.h
        self.updateFromHsl()

    # Return array of integer values 
Example 14
Project: pefile.pypy   Author: cloudtracer   File: test_math.py    (license) View Source Project 6 votes vote down vote up
def testModf(self):
        self.assertRaises(TypeError, math.modf)

        def testmodf(name, result, expected):
            (v1, v2), (e1, e2) = result, expected
            if abs(v1-e1) > eps or abs(v2-e2):
                self.fail('%s returned %r, expected %r'%\
                          (name, (v1,v2), (e1,e2)))

        testmodf('modf(1.5)', math.modf(1.5), (0.5, 1.0))
        testmodf('modf(-1.5)', math.modf(-1.5), (-0.5, -1.0))

        self.assertEqual(math.modf(INF), (0.0, INF))
        self.assertEqual(math.modf(NINF), (-0.0, NINF))

        modf_nan = math.modf(NAN)
        self.assertTrue(math.isnan(modf_nan[0]))
        self.assertTrue(math.isnan(modf_nan[1])) 
Example 15
Project: ouroboros   Author: pybee   File: datetime.py    (license) View Source Project 6 votes vote down vote up
def _fromtimestamp(cls, t, utc, tz):
        """Construct a datetime from a POSIX timestamp (like time.time()).

        A timezone info object may be passed in as well.
        """
        frac, t = _math.modf(t)
        us = round(frac * 1e6)
        if us >= 1000000:
            t += 1
            us -= 1000000
        elif us < 0:
            t -= 1
            us += 1000000

        converter = _time.gmtime if utc else _time.localtime
        y, m, d, hh, mm, ss, weekday, jday, dst = converter(t)
        ss = min(ss, 59)    # clamp out leap seconds if the platform has them
        return cls(y, m, d, hh, mm, ss, us, tz) 
Example 16
Project: ouroboros   Author: pybee   File: test_math.py    (license) View Source Project 6 votes vote down vote up
def testModf(self):
        self.assertRaises(TypeError, math.modf)

        def testmodf(name, result, expected):
            (v1, v2), (e1, e2) = result, expected
            if abs(v1-e1) > eps or abs(v2-e2):
                self.fail('%s returned %r, expected %r'%\
                          (name, result, expected))

        testmodf('modf(1.5)', math.modf(1.5), (0.5, 1.0))
        testmodf('modf(-1.5)', math.modf(-1.5), (-0.5, -1.0))

        self.assertEqual(math.modf(INF), (0.0, INF))
        self.assertEqual(math.modf(NINF), (-0.0, NINF))

        modf_nan = math.modf(NAN)
        self.assertTrue(math.isnan(modf_nan[0]))
        self.assertTrue(math.isnan(modf_nan[1])) 
Example 17
Project: ndk-python   Author: gittor   File: test_math.py    (license) View Source Project 6 votes vote down vote up
def testModf(self):
        self.assertRaises(TypeError, math.modf)

        def testmodf(name, result, expected):
            (v1, v2), (e1, e2) = result, expected
            if abs(v1-e1) > eps or abs(v2-e2):
                self.fail('%s returned %r, expected %r'%\
                          (name, (v1,v2), (e1,e2)))

        testmodf('modf(1.5)', math.modf(1.5), (0.5, 1.0))
        testmodf('modf(-1.5)', math.modf(-1.5), (-0.5, -1.0))

        self.assertEqual(math.modf(INF), (0.0, INF))
        self.assertEqual(math.modf(NINF), (-0.0, NINF))

        modf_nan = math.modf(NAN)
        self.assertTrue(math.isnan(modf_nan[0]))
        self.assertTrue(math.isnan(modf_nan[1])) 
Example 18
Project: LiveScript   Author: rekliner   File: OSC.py    (license) View Source Project 6 votes vote down vote up
def OSCTimeTag(time):
	"""Convert a time in floating seconds to its
	OSC binary representation
	"""
	if time > 0:
		fract, secs = math.modf(time)
		secs = secs - NTP_epoch
		binary = struct.pack('>LL', long(secs), long(fract * NTP_units_per_second))
	else:
		binary = struct.pack('>LL', 0L, 1L)

	return binary

######
#
# OSCMessage decoding functions
#
###### 
Example 19
Project: WeiQiRecognition   Author: JDython   File: chess_detection.py    (license) View Source Project 6 votes vote down vote up
def save_clip_img():
    img=cv.LoadImage('static/InterceptedIMG/clip.jpg')
    vertical_distance_decimal,vertical_distance_integer = math.modf(float(640)/19)
    parallel_distance_decimal,parallel_distance_integer = math.modf(float(480)/19)
    #print vertical_distance_decimal,vertical_distance_integer,parallel_distance_decimal,parallel_distance_integer

    draw_img = cv2.imread('static/InterceptedIMG/clip.jpg')
    for i in range(19):
        for j in range(19):
            cv2.rectangle(draw_img,(0+int(33.68*i),int(25.26*j)),(int(33.68*(i+1)),int(25.26*(j+1))),(0,255,0),1)
    cv2.imshow('image',draw_img)
    k = cv2.waitKey(0) & 0xFF
    if k == 27:
        cv2.destroyAllWindows()

    for i in range(19):
        for j in range(19):
            wn_position =(int(vertical_distance_integer*i)+int(vertical_distance_decimal*i),int(parallel_distance_integer*j)+int(parallel_distance_decimal*j))
            es_position =(int(vertical_distance_integer*(i+1)+int(vertical_distance_decimal*i)),int(parallel_distance_integer*(j+1))+int(parallel_distance_decimal*j))
            img_backup=cv.CloneImage(img)
            cv.SetImageROI(img_backup,(wn_position[0],wn_position[1],33,25))
            cv.SaveImage('static/ClippedImg/%d_%d.jpg'%(j,i),img_backup) 
Example 20
Project: kbe_server   Author: xiaohaoppy   File: test_math.py    (license) View Source Project 6 votes vote down vote up
def testModf(self):
        self.assertRaises(TypeError, math.modf)

        def testmodf(name, result, expected):
            (v1, v2), (e1, e2) = result, expected
            if abs(v1-e1) > eps or abs(v2-e2):
                self.fail('%s returned %r, expected %r'%\
                          (name, result, expected))

        testmodf('modf(1.5)', math.modf(1.5), (0.5, 1.0))
        testmodf('modf(-1.5)', math.modf(-1.5), (-0.5, -1.0))

        self.assertEqual(math.modf(INF), (0.0, INF))
        self.assertEqual(math.modf(NINF), (-0.0, NINF))

        modf_nan = math.modf(NAN)
        self.assertTrue(math.isnan(modf_nan[0]))
        self.assertTrue(math.isnan(modf_nan[1])) 
Example 21
Project: game_engine_evertims   Author: EVERTims   File: OSC.py    (license) View Source Project 6 votes vote down vote up
def OSCTimeTag(time):
	"""Convert a time in floating seconds to its
	OSC binary representation
	"""
	if time > 0:
		fract, secs = math.modf(time)
		secs = secs - NTP_epoch
		binary = struct.pack('>LL', int(secs), int(fract * NTP_units_per_second))
	else:
		binary = struct.pack('>LL', 0, 1)

	return binary

######
#
# OSCMessage decoding functions
#
###### 
Example 22
Project: PH5   Author: PIC-IRIS   File: 125a2ph5.py    (license) View Source Project 6 votes vote down vote up
def update_index_t_info (starttime, samples, sps) :
    global DAS_INFO
    #tdoy = timedoy.TimeDOY ()
    ph5file = EXREC.filename
    ph5path = '/Experiment_g/Receivers_g/' + EXREC.ph5_g_receivers.current_g_das._v_name
    das = ph5path[32:]
    stoptime = starttime + (float (samples) / float (sps))
    di = Index_t_Info (das, ph5file, ph5path, starttime, stoptime)
    if not DAS_INFO.has_key (das) :
        DAS_INFO[das] = []
        
    DAS_INFO[das].append (di)
    logging.info ("DAS: {0} File: {1} First Sample: {2} Last Sample: {3}".format (das, ph5file, time.ctime (starttime), time.ctime (stoptime)))
    #startms, startsecs = math.modf (starttime)
    #startms = int (startms * 1000.); startsecs = int (startsecs)
    #stopms, stopsecs = math.modf (stoptime)
    #stopms = int (stopms * 1000.); stopsecs = int (stopsecs)
    #ptimestart = tdoy.epoch2PasscalTime (startsecs, startms)
    #ptimestop  = tdoy.epoch2PasscalTime (stopsecs, stopms)
    #print ph5file, ph5path, ptimestart, ptimestop 
Example 23
Project: PH5   Author: PIC-IRIS   File: 1302ph5.py    (license) View Source Project 6 votes vote down vote up
def update_index_t_info (starttime, samples, sps) :
    global DAS_INFO
    ph5file = EXREC.filename
    ph5path = '/Experiment_g/Receivers_g/' + EXREC.ph5_g_receivers.current_g_das._v_name
    das = ph5path[32:]
    stoptime = starttime + (float (samples) / float (sps))
    di = Index_t_Info (das, ph5file, ph5path, starttime, stoptime)
    if not DAS_INFO.has_key (das) :
        DAS_INFO[das] = []
        
    DAS_INFO[das].append (di)
    logging.info ("DAS: {0} File: {1} First Sample: {2} Last Sample: {3}".format (das, ph5file, time.ctime (starttime), time.ctime (stoptime)))
    #startms, startsecs = math.modf (starttime)
    #startms = int (startms * 1000.); startsecs = int (startsecs)
    #stopms, stopsecs = math.modf (stoptime)
    #stopms = int (stopms * 1000.); stopsecs = int (stopsecs)
    #ptimestart = tdoy.epoch2PasscalTime (startsecs, startms)
    #ptimestop  = tdoy.epoch2PasscalTime (stopsecs, stopms)
    #print ph5file, ph5path, ptimestart, ptimestop
    
#   YYY   YYY 
Example 24
Project: ublock-antiskimming-list   Author: byaka   File: functionsex.py    (license) View Source Project 6 votes vote down vote up
def json2generator(data, arrayKey=None):
   """
   ??????? ???????????? ?????????? json ? ?????????. ??? ????????? ???????? ?????? ?????? ?? ???????? ??????? ??????. ????? ?????? ????????? ?????? ??? ??????? (??????? ????? ??????????? ? ?????????). arrayKey ?????? ????????? ?? ??????, ????? ???? ???????? (key1.key2)
   """
   from ijson import common
   # from io import BytesIO
   from cStringIO import StringIO
   #! yajl2 ??????? ???????? ??????????? ???????, ?? ?? ?????? ?????? ??? ? ?? ??????? ??? ??????????, ????? "Yajl shared object cannot be found"
   try: import ijson.backends.yajl2_cffi as ijson
   except:
      try: from ijson.backends import yajl2 as ijson
      except:
         try: from ijson.backends import yajl as ijson
         except: from ijson.backends import python as ijson
   try: f=StringIO(data)
   except: f=StringIO(data.encode('utf-8'))
   def _fixJSON(event):
      # ??????? ?????????? "????" ?????????, ??????? ???????? ??? ???????? ???? ???????? ? decimal()
      if event[1]=='number':
         return (event[0], event[1], float(event[2]) if math.modf(event[2])[0] else int(event[2]))
      else: return event
   events=imap(_fixJSON, ijson.parse(f))
   g=common.items(events, (arrayKey+'.item' if arrayKey else 'item'))
   # g=ijson.items(f, (arrayKey+'.item' if arrayKey else 'item'))
   return g 
Example 25
Project: pyOSC3   Author: Qirky   File: OSC3.py    (license) View Source Project 5 votes vote down vote up
def getTimeTagStr(self):
		"""Return the TimeTag as a human-readable string
		"""
		fract, secs = math.modf(self.timetag)
		out = time.ctime(secs)[11:19]
		out += ("%.3f" % fract)[1:]
		
		return out 
Example 26
Project: pyOSC3   Author: Qirky   File: OSC2.py    (license) View Source Project 5 votes vote down vote up
def getTimeTagStr(self):
		"""Return the TimeTag as a human-readable string
		"""
		fract, secs = math.modf(self.timetag)
		out = time.ctime(secs)[11:19]
		out += ("%.3f" % fract)[1:]
		
		return out 
Example 27
Project: core-framework   Author: RedhawkSDR   File: sdds_time.py    (license) View Source Project 5 votes vote down vote up
def iadd(t1, offset):
     if not isinstance(t1, Time):
          return t1
     tmp=_copy.copy(t1)
     # make into  tics
     pfrac,pwhole = math.modf(offset*Time.TicFreq)
     tfrac = long(tmp.pf250_) + int(pfrac * Time.Two32)
     tmp.ps250_ += long(pwhole) + (tfrac>>32)
     tmp.pf250_ = int(tfrac)
     return tmp 
Example 28
Project: core-framework   Author: RedhawkSDR   File: sdds_time.py    (license) View Source Project 5 votes vote down vote up
def setFromTime(self, time_sec=time.time() ):
         """
         Create a sdds time object from the input parameter. If the time_sec is from the epoch
         then we need to convert to the current year as per spec.
         """
         if time_sec:
              if time_sec >= self.startofyear:
                   # UTC.. need to convert to SDDS EPOCH
                   time_sec = time_sec - self.startofyear

         pfrac, pwhole = math.modf(time_sec*Time.TicFreq)
         self.ps250_ = long(pwhole)
         self.pf250_ = int( pfrac*Time.Two32)
         #print "td: %12Lu %12u %16.2Lf " % ( self.ps250_, self.pf250_, pfrac ) 
Example 29
Project: core-framework   Author: RedhawkSDR   File: sdds_time.py    (license) View Source Project 5 votes vote down vote up
def setFromPartial( self, integral, fractional ):
         pfrac, pwhole= math.modf(fractional*Time.TicFreq)
         self.ps250_ = long(integral*Time.TicFreqLong) + long(pwhole)
         self.pf250_ = int( pfrac * Time.Two32)
         #print "td: %12Lu %12u %16.2Lf " % ( self.ps250_, self.pf250_, pfrac ) 
Example 30
Project: core-framework   Author: RedhawkSDR   File: helpers.py    (license) View Source Project 5 votes vote down vote up
def normalize(tstamp):
    # Get fractional adjustment from whole seconds
    fadj, tstamp.twsec = math.modf(tstamp.twsec)

    # Adjust fractional seconds and get whole seconds adjustment
    tstamp.tfsec, wadj = math.modf(tstamp.tfsec + fadj)

    # If fractional seconds are negative, borrow a second from the whole
    # seconds to make it positive, normalizing to [0,1)
    if (tstamp.tfsec < 0.0):
        tstamp.tfsec += 1.0;
        wadj -= 1.0;

    tstamp.twsec += wadj; 
Example 31
Project: core-framework   Author: RedhawkSDR   File: helpers.py    (license) View Source Project 5 votes vote down vote up
def iadd(t1, offset):
    fractional, whole = math.modf(offset)
    t1.twsec += whole
    t1.tfsec += fractional
    normalize(t1)
    return t1 
Example 32
Project: core-framework   Author: RedhawkSDR   File: timestamp.py    (license) View Source Project 5 votes vote down vote up
def iadd(t1, offset):
    fractional, whole = math.modf(offset)
    t1.twsec += whole
    t1.tfsec += fractional
    normalize(t1)
    return t1 
Example 33
Project: core-framework   Author: RedhawkSDR   File: timestamp.py    (license) View Source Project 5 votes vote down vote up
def normalize(tstamp):
    # Get fractional adjustment from whole seconds
    fadj, tstamp.twsec = math.modf(tstamp.twsec)

    # Adjust fractional seconds and get whole seconds adjustment
    tstamp.tfsec, wadj = math.modf(tstamp.tfsec + fadj)

    # If fractional seconds are negative, borrow a second from the whole
    # seconds to make it positive, normalizing to [0,1)
    if (tstamp.tfsec < 0.0):
        tstamp.tfsec += 1.0;
        wadj -= 1.0;

    tstamp.twsec += wadj; 
Example 34
Project: core-framework   Author: RedhawkSDR   File: timestamp.py    (license) View Source Project 5 votes vote down vote up
def iadd(t1, offset):
    fractional, whole = math.modf(offset)
    t1.twsec += whole
    t1.tfsec += fractional
    normalize(t1)
    return t1 
Example 35
Project: pub1ic_POC   Author: i1ikey0u   File: uckey2shell.py    (license) View Source Project 5 votes vote down vote up
def microtime(get_as_float = False) :
    if get_as_float:
        return time.time()
    else:
        return '%.8f %d' % math.modf(time.time()) 
Example 36
Project: piqueserver   Author: piqueserver   File: daycycle.py    (license) View Source Project 5 votes vote down vote up
def day_time(connection, value=None):
    if value is not None:
        if not connection.admin:
            return S_NO_RIGHTS
        value = float(value)
        if value < 0.0:
            raise ValueError()
        connection.protocol.current_time = value
        connection.protocol.update_day_color()
    f, i = modf(connection.protocol.current_time)
    return S_TIME_OF_DAY.format(hours=int(i), minutes=int(f * 60)) 
Example 37
Project: aquests   Author: hansroh   File: __init__.py    (license) View Source Project 5 votes vote down vote up
def suspend (timeout):
	a, b = math.modf (timeout)
	for i in range (int (b)):		
		socketpool.noop ()
		time.sleep (1)
	time.sleep (a) 
Example 38
Project: bpy_lambda   Author: bcongdon   File: io_export_pc2.py    (license) View Source Project 5 votes vote down vote up
def get_sampled_frames(start, end, sampling):
    return [math.modf(start + x * sampling) for x in range(int((end - start) / sampling) + 1)] 
Example 39
Project: spendenquittungsgenerator   Author: moba   File: zahlwort.py    (license) View Source Project 5 votes vote down vote up
def float2text(number_float):
    cent, euro = modf(number_float)
    cent = round(cent * 100)
    zahlwort = num2text(int(euro)) + ' Euro'
    if (cent > 0):
        zahlwort += ' und ' + num2text(int(cent)) + ' Cent'
    zahlwort = zahlwort[0].upper() + zahlwort[1:]
    return zahlwort 
Example 40
Project: jiveplot   Author: haavee   File: hvutil.py    (license) View Source Project 5 votes vote down vote up
def fractionalDayToTime(frac):
    ofrac = frac
    (frac, h) = math.modf(frac*24)
    (frac, m) = math.modf(frac*60)
    (frac, s) = math.modf(frac*60)
    return datetime.time(h, m, s, int(frac*1.0e6))

## Convert time in seconds-since-start-of-day into datetime.time 
Example 41
Project: colz-python   Author: carloscabo   File: colz.py    (license) View Source Project 5 votes vote down vote up
def setHue ( self, newhue ):
        """ Modifies hue value of Colz object """
        if  isinstance( newhue, int ):
            newhue /= 360.0
        if newhue > 1.0:
            newhue, whole = math.modf(newhue) # Keep decimal part
        self.h = newhue
        self.hsl[0]  = newhue
        self.hsla[0] = newhue
        self.updateFromHsl() 
Example 42
Project: colz-python   Author: carloscabo   File: colz.py    (license) View Source Project 5 votes vote down vote up
def hueLerp ( h1, h2, amt ):
        """ Generic linear interpolation """
        if  isinstance( h1, int ):
            h1 = h1 / 360.0
        if  isinstance( h2, int ):
            h2 = h2 / 360.0
        hue = h1 + Colz.shortHueDist( h1, h2) * amt
        if hue > 1.0:
            hue, whole = math.modf(hue) # Keep decimal part
        if hue < 0.0:
            hue, whole = math.modf(hue) # Keep decimal part
            hue = 1.0 + hue
        return hue 
Example 43
Project: ecs   Author: ecs-org   File: genetic_sort.py    (license) View Source Project 5 votes vote down vote up
def next_generation(self):
        next_population = []
        wheel = []
        for permutation in self.population:
            value = self.evaluation[id(permutation)]
            fitness = value / self.avg_value
            fitness_fraction, copies = math.modf(fitness)
            if fitness_fraction:
                wheel.append(permutation)
                wheel.append(permutation)
            if copies == 1:
                next_population.append(permutation)
            elif copies > 1:
                next_population += [permutation] * int(copies)

        # XXX: fractional copies should be placed with a proportinal probability (FMD2)
        next_population += random.sample(wheel, len(self.population) - len(next_population))
        next_population_size = len(next_population)

        # crossover
        crossover_count = int(0.5 * self.crossover_p * next_population_size)
        crossover_indices = random.sample(range(next_population_size), 2 * crossover_count)
        for i in range(crossover_count):
            index_a, index_b = crossover_indices[2*i], crossover_indices[2*i+1]
            next_population[index_a], next_population[index_b] = self.crossover(next_population[index_a], next_population[index_b])
        
        # mutation
        for mutation, p in self.mutations:
            for index in random.sample(range(next_population_size), int(p * next_population_size)):
                next_population[index] = mutation(next_population[index])
        
        self.population = next_population
        self.generation_count += 1
        self.evaluate() 
Example 44
Project: AlphaBubble   Author: laurenssam   File: game.py    (license) View Source Project 5 votes vote down vote up
def addBubbleToTop(bubbleArray, bubble):
	posx = bubble.rect.centerx
	leftSidex = posx - BUBBLERADIUS

	columnDivision = math.modf(float(leftSidex) / float(BUBBLEWIDTH))
	column = int(columnDivision[1])

	if columnDivision[0] < 0.5:
		bubbleArray[0][column] = copy.copy(bubble)
	else:
		column += 1
		bubbleArray[0][column] = copy.copy(bubble)

	row = 0
	return row, column 
Example 45
Project: My-Web-Server-Framework-With-Python2.7   Author: syjsu   File: times.py    (license) View Source Project 5 votes vote down vote up
def TimeDelta_or_None(s):
    try:
        h, m, s = s.split(':')
        h, m, s = int(h), int(m), float(s)
        td = timedelta(hours=abs(h), minutes=m, seconds=int(s),
                       microseconds=int(math.modf(s)[0] * 1000000))
        if h < 0:
            return -td
        else:
            return td
    except ValueError:
        # unpacking or int/float conversion failed
        return None 
Example 46
Project: My-Web-Server-Framework-With-Python2.7   Author: syjsu   File: times.py    (license) View Source Project 5 votes vote down vote up
def Time_or_None(s):
    try:
        h, m, s = s.split(':')
        h, m, s = int(h), int(m), float(s)
        return time(hour=h, minute=m, second=int(s),
                    microsecond=int(math.modf(s)[0] * 1000000))
    except ValueError:
        return None 
Example 47
Project: editolido   Author: flyingeek   File: geolite.py    (license) View Source Project 5 votes vote down vote up
def latlng2dm(latlng):
    """
    Degrees Minutes representation of LatLng
    :param latlng: LatLng
    :return: unicode
    >>> latlng2dm(LatLng(45.5, 30.5))
    u'N4530.0E03030.0'
    """
    def dm(v, pattern):
        f, degrees = math.modf(abs(v))
        cents, minutes = math.modf(f * 60)
        cents = round(cents * 10)
        if cents >= 10:
            cents = 0
            minutes += 1
        return pattern.format(
            int(degrees),
            int(minutes),
            int(cents)
        )

    return '{0}{1}{2}{3}'.format(
        'N' if latlng.latitude >= 0 else 'S',
        dm(latlng.latitude, '{0:0>2d}{1:0>2d}.{2}'),
        'E' if latlng.longitude > 0 else 'W',
        dm(latlng.longitude, '{0:0>3d}{1:0>2d}.{2}'),
    ) 
Example 48
Project: PocHunter   Author: DavexPro   File: discuz_7_2_sqlinj.py    (license) View Source Project 5 votes vote down vote up
def microtime(get_as_float=False):
        if get_as_float:
            return time.time()
        else:
            return '%.8f %d' % math.modf(time.time()) 
Example 49
Project: PocHunter   Author: DavexPro   File: discuz_7_2_sqlinj.py    (license) View Source Project 5 votes vote down vote up
def microtime(get_as_float=False):
        if get_as_float:
            return time.time()
        else:
            return '%.8f %d' % math.modf(time.time()) 
Example 50
Project: pythonprog   Author: dabeaz   File: stocksim.py    (license) View Source Project 5 votes vote down vote up
def minutes_to_str(m):
    frac,m = math.modf(m)
    hours = m//60
    minutes = m % 60
    seconds = frac * 60
    return "%02d:%02d.%02.f" % (hours,minutes,seconds)

# Read the stock history file as a list of lists