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common.py
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common.py
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from datetime import datetime
import json
import os
import shutil
import sys
from PIL import Image, ImageFont, ImageDraw
import requests
import config
testsRan = 0
testsSkipped = 0
testsFailed = 0
testsPassed = 0
testsWarned = 0
progressCnt = 0
startCnt = 0
startTime = datetime.now()
"""if config.debugPrintOn == "N" prints a '.' wrapped at maxProgressCnt columns"""
def progressPrint():
global progressCnt
progressCnt += 1
if progressCnt >= config.maxProgressCnt:
sys.stdout.write('\r')
progressCnt = 0
sys.stdout.write('.')
"""log tests as skipped"""
def skipped(msg, skipped):
global testsSkipped
testsSkipped += skipped
dprint("Skipped " + str(skipped) + " " + msg)
"""if config.debugPrintOn == "Y" adds new line to log so progress dots do not make messages appear off screen"""
def addNL():
global progressCnt
if progressCnt > 0:
print("")
progressCnt = 0
"""single point to turn off all the debug messages or preappend a newline and reset progressCnt"""
def dprint(msg):
global progressCnt
if config.debugPrintOn == "Y":
if progressCnt > 0:
print("")
progressCnt = 0
print(msg)
"""if failOnError == "Y" ends testing with message
if failOnError == "N" calls warn with msg"""
def fail(msg):
global testsFailed
addNL()
testsFailed += 1
if config.failOnError == "Y":
raise ValueError("FAILED:" + msg)
else:
addNL()
sys.stderr.write("\nFAILED:" + msg + "\n")
"""write msg to stderr"""
def warn(msg):
global testsWarned
addNL()
testsWarned += 1
# sys.stderr.write("WARN:" + msg + "\n")
sys.stderr.write("\n" + msg + "\n")
"""if config.debugPrintOn == "Y" prints PASSED: msg otherwise a '.'"""
def passed(msg):
global testsPassed
testsPassed += 1
if config.debugPrintOn == "Y":
addNL()
print("PASSED:" )
print(str(msg))
else:
progressPrint()
dprint("testsPassed:" + str(testsPassed))
""" Increment testsRan """
def incTestRan():
global testsRan
testsRan += 1
dprint("testsRan:" + str(testsRan))
""" Get testsRan """
def getTestRan():
global testsRan
return testsRan
""" Get testsPassed """
def getTestsPassed():
global testsPassed
return testsPassed
""" Get testsSkipped """
def getTestsSkipped():
global testsSkipped
return testsSkipped
""" Get testsFailed """
def getTestsFailed():
global testsFailed
return testsFailed
""" Get testsSkipped """
def getTestsWarned():
global testsWarned
return testsWarned
""" Reset test counters """
def resetTestCnts(text=None):
global testsRan
global testsSkipped
global testsFailed
global testsPassed
global testsWarned
global startCnt
startCnt = 0
testsRan = 0
testsSkipped = 0
testsFailed = 0
testsPassed = 0
testsWarned = 0
logStart(text)
def chkTestCnts(ran, passed, skipped, failed, warned):
global testsRan
global testsSkipped
global testsFailed
global testsPassed
global testsWarned
assertEqual("TestRan", ran, testsRan)
assertEqual("TestsPassed", passed + 1, testsPassed)
assertEqual("TestsSkipped", skipped, testsSkipped)
assertEqual("TestsFailed", failed, testsFailed)
assertEqual("TestsWarned", warned, testsWarned)
if skipped > 0:
print("\n" + str(skipped) + " skipped tests expected")
if failed > 0:
print("\n" + str(failed) + " failed tests expected")
if warned > 0:
print("\n" + str(warned) + " warned tests expected")
"""initialize vars for test counting and timing"""
def logStart(text=None):
global startCnt
global startTime
global testsRan
startCnt = testsRan
dprint("startCnt:" + str(startCnt))
startTime = datetime.now()
if not text == None:
print(text)
"""output info about the test set just run"""
def logEnd(text):
global startCnt
global startTime
global testsRan
global testsSkipped
dprint("startCnt:" + str(startCnt))
idx = text.rfind(' ')
if idx == -1:
print("\nRan " + str(testsRan - startCnt) + " " + text + " tests in " + str(datetime.now() - startTime))
showTestReport()
else:
print("\n" + text + " in " + str(datetime.now() - startTime))
# print("\nProcessed " + str(testsRan) + " mapping files, " + str(testsSkipped) + " could not be processed in " + str(datetime.now() - startTime))
"""if test is true run method
if test is false add tests to skip count."""
def logit(test, method, msg, skipCnt):
if test:
method()
else:
skipped(msg, skipCnt)
"""if test is true call passed
if test is false call fail"""
def assertTrue(msg, test):
incTestRan()
if test:
passed(msg)
else:
fail(msg)
"""if expected == found is true call passed
if expected == found is false call fail
"""
def assertEqual(msg, expected, found):
incTestRan()
if expected == found:
passed(msg)
else:
fail(msg + ": expected:" + str(expected) + " but got:" + str(found))
"""if test is true call passed
if test is false call warn"""
def warnTrue(msg, test):
incTestRan()
if test:
passed(msg)
else:
warn(msg)
"""send a command to DeepStack
:param testType: API part of URL that goes after v1/vision/ :class:`String` object.
:param data: (optional) Dictionary, bytes, or file-like object to send in the body of the :class:`Request`.
:param \*\*kwargs: Optional arguments that ``request`` takes.
returns JSON object of response
"""
def doPost(testType, data=None, **kwargs):
"""Sends a POST request, gets clean response and checks it for success
:param url: URL for the new :class:`Request` object.
:param data: (optional) Dictionary, bytes, or file-like object to send in the body of the :class:`Request`.
:param \*\*kwargs: Optional arguments that ``request`` takes.
:return: :class:`Response <Response>` object
:rtype: requests.Response
"""
response = requests.post(config.dsUrl + "v1/vision/" + testType, data=data, **kwargs)
assertTrue(config.dsUrl + "v1/vision/" + testType + " returned " + str(response.status_code),
response.status_code == 200)
if response.status_code == 200:
jres = response.json()
# deserializes into dict and returns dict.
# note needs this to clean up or will fail when reading some responses.
jres = json.loads(json.dumps(jres))
dprint("jres string = " + str(jres))
assertTrue(jres, jres["success"])
return jres
else: # Since we have no json to return fake some up in case we are not failing on errors.
return json.loads('{ "duration": 0, "predictions": [], "success": true }')
"""read in binary file and return"""
def readImageFile(fileName):
return readBinaryFile(os.path.join(config.imgPath , fileName))
"""read in binary file and return"""
def readBinaryFile(filePath):
return readFile(filePath, "rb")
"""read in binary file and return"""
def readTextFile(filePath):
return readFile(filePath, "r")
"""read in binary file and return"""
def readFile(filePath, readType):
incTestRan()
# with closes on section exit
if os.path.exists(filePath):
with open(filePath, readType) as f:
if f.mode == readType:
data = f.read()
passed(str(testsRan) + ":Reading " + filePath)
return data
else:
skipped(str(testsRan) + ":Could not read " + filePath, 1)
else:
skipped(str(testsRan) + ":Could not find " + filePath, 1)
return ""
"""write list like classes.txt out"""
def writeList(path, filename, lines, mode="w"):
if not os.path.isdir(path):
os.makedirs(path)
with open(os.path.join(path, filename), mode) as fout:
if fout.mode == mode:
for line in lines:
fout.write(line + "\n")
else:
raise ValueError("FAILED to write to " + os.path.join(path , filename))
""" read the classes.txt file in folder and return lines as a list.
If classes.txt does not exist, returns empty list
"""
def readClassList(folder):
rtn = readTextFile(os.path.join(folder , "classes.txt"))
if rtn == "":
return []
else:
return rtn.splitlines()
"""add an image filename and object's confidence to to a list file named objName+".lst.txt" in the debug files folder
so we can easily find files with objects of a type or no objects in them"""
def appendDebugList(objName, filename, confidence):
with open(os.path.join(config.debugPath, objName + ".lst.txt"), "a") as fout:
if fout.mode == "a":
fout.write(filename + " " + str(confidence) + "\n")
else:
raise ValueError("FAILED to write to " + os.path.join(config.debugPath , objName + ".lst.txt"))
"""remove all the old debug files in config.debugPath"""
def clearDebugPics():
clearFolder(config.debugPath)
"""remove all the files in folder"""
def clearFolder(folder):
try:
shutil.rmtree(folder)
os.mkdir(folder)
except OSError as e:
warn("Error: %s : %s" % (folder, e.strerror))
def clearDebugLists():
try:
for fn in os.listdir(config.debugPath):
if fn.endswith(".lst.txt"):
os.remove(os.path.join(config.debugPath, fn))
except OSError as e:
warn("Error: %s : %s" % (config.debugPath, e.strerror))
"""Quick test that the server is up."""
def serverUpTest():
logStart()
response = requests.get(config.dsUrl)
if not response.status_code == 200:
raise ValueError("FAILED:DeepStack respond with:" + str(response.status_code))
logEnd("server up")
""" generate a map file path from the folder and imgName by swapping the extension with '.txt' """
def getMapFileName(folder, imgName):
idx = imgName.rfind('.')
return os.path.join(folder, imgName[0:idx] + ".txt")
""" Get the names of all the image files in folder """
def getImgNames(folder):
return getfileNames(folder, config.includedExts)
""" Get the names of all the files in folder with an extension in includedExts """
def getfileNames(folder, includedExts=config.includedExts):
imgNames = [fn for fn in os.listdir(folder)
if any(fn.endswith(ext) for ext in includedExts)]
return imgNames
def genMap(fromFolder, toFolder):
with open(os.path.join(toFolder, "classes.map.txt"), "w") as fout:
if fout.mode == "w":
fromClasses = readClassList(os.path.join(fromFolder, "classes.txt"))
toClasses = readClassList(os.path.join(toFolder, "classes.txt"))
clsOut = []
for index in range(len(fromClasses)):
name = fromClasses[index]
if not name in toClasses:
toClasses.append(name)
clsOut.append(toClasses.index(name))
srcdId = newClasses.index(name)
self.idxMap[srcdId] = clsOut.index(name)
line = "Mapping:" + str(srcdId) + ":" + name + " used " + str(self.clsCnt[index]) + " times to " + str(self.idxMap[srcdId]) + ":" + clsOut[self.idxMap[srcdId]]
passed(line)
fout.write(line + "\n")
return clsOut
""" Check the number of files of a type are in folder
Pass [] as includedExts to look at all files.
"""
def chkFileCnt(folder, includedExts, expectedCnt):
if len(includedExts) > 0:
imgNames = [fn for fn in os.listdir(folder)
if any(fn.endswith(ext) for ext in config.includedExts)]
return imgNames
else:
imgNames = os.listdir(folder)
assertEqual("Files in " + folder + ":\n" + str(imgNames) + "\n", expectedCnt, len(imgNames))
""" Compare generated map file for imgFilename in srcFolder with saved expected file in expectedFolder """
def compareMapFiles(srcFolder, expectedFolder, imgFilename):
gennedMap = getMapFileName(srcFolder, imgFilename)
assertTrue("No generated map found for " + imgFilename, os.path.exists(gennedMap))
createdData = readTextFile(gennedMap).splitlines()
expectedMap = getMapFileName(expectedFolder, imgFilename)
assertTrue("No expected map found for " + imgFilename, os.path.exists(gennedMap))
expectedData = readTextFile(expectedMap).splitlines()
for index in range(len(expectedData)):
assertEqual("Map data mismatch", expectedData[index], createdData[index])
""" Compare generated file with saved expected file """
def compareTextFiles(createdFilePath, expectedFilePath):
assertTrue("No generated file found " + createdFilePath, os.path.exists(createdFilePath))
createdData = readTextFile(createdFilePath)
assertTrue("No expected file found " + expectedFilePath, os.path.exists(expectedFilePath))
expectedData = readTextFile(expectedFilePath)
assertEqual("Map data", expectedData, createdData)
"""If savePath != None Save the cropped image that was found by object detection.
if mergePath != None the marks up image with rectangle around and label on found object
Mainly for checking extra objects found in tests. """
def saveFound(item, imgPath, savePath=None, mergePath=None):
image = Image.open(imgPath).convert("RGB")
y_max = int(item["y_max"])
y_min = int(item["y_min"])
x_max = int(item["x_max"])
x_min = int(item["x_min"])
# Save the cropped image that was found by object detection.
if not savePath == None:
cropped = image.crop((x_min, y_min, x_max, y_max))
cropped.save(savePath)
# highlight found object on debug image
if not mergePath == None:
if os.path.exists(mergePath):
image = Image.open(mergePath).convert("RGB")
labelImg(mergePath, image, item["label"], x_min, y_min, "green", x_max, y_max)
return image.size
def labelImg(mergePath, image, text, x_min, y_min, color="black", x_max=-1, y_max=-1):
draw = ImageDraw.Draw(image)
if x_max > -1 and y_max > -1:
# xy Two points to define the bounding box. Sequence of either [(x0, y0), (x1, y1)] or [x0, y0, x1, y1]. The second point is just outside the drawn
draw.rectangle((x_min, y_min, x_max, y_max), fill=None, outline=color)
font = ImageFont.truetype("arial", size=20)
# get text size
draw.text((x_min, y_min), text, font=font, fill=color)
image.save(mergePath)
return image
"""If savePath != None Save the cropped image that was mapped in training file.
Mainly for checking missed objects found in tests. """
def saveExpected(data, imgPath, savePath=None, mergePath=None, text=""):
image = Image.open(imgPath).convert("RGB")
w, h = image.size
# Object ID x_center y_center x_width y_height
xy = data.split()
x_center = float(xy[0]) * w
y_center = float(xy[1]) * h
x_width = float(xy[2]) * w
y_height = float(xy[3]) * h
y_max = int(y_center + y_height / 2)
y_min = int(y_center - y_height / 2)
x_max = int(x_center + x_width / 2)
x_min = int(x_center - x_width / 2)
# Save the cropped image that was found by object detection.
if not savePath == None:
cropped = image.crop((x_min, y_min, x_max, y_max))
cropped.save(savePath)
# highlight found object on debug image
if not mergePath == None:
if os.path.exists(mergePath):
image = Image.open(mergePath).convert("RGB")
labelImg(mergePath, image, text, x_min, y_min, "red", x_max, y_max)
return image.size
"""to help with debug and tweaking of maps update the class lists for debugPath and lableImg"""
def saveLabels2labelImgData(classList):
writeList(config.debugPath , "classes.txt", classList)
if os.path.exists(config.labelImgData):
writeList(config.labelImgData , "predefined_classes.txt", classList)
writeList(config.labelImgData , "predefined_classes." + config.trainedName + ".txt", classList)
"""
Creates path if needed
Throws ValueError if path already exists and is not a folder
"""
def mkdirs(path):
if not os.path.exists(path):
os.makedirs(path)
if not os.path.isdir(path):
raise ValueError(path + " exists and is not a folder!")
"""
Moves or copies as allowed srcFile to dstFolder
Creates dstFolder if needed
Note throws Error if file already exists and overwrite is not True
"""
def mv(srcFile, dstFolder, overwrite=None):
mkdirs(dstFolder)
if (overwrite):
dstFolder = os.path.join(dstFolder, shutil._basename(srcFile))
shutil.move(srcFile, dstFolder)
"""
Show config options being used
"""
def showConfig():
print("Using folders:")
print("trainPath:" + config.trainPath)
print("testPath:" + config.testPath)
print("validPath:" + config.validPath)
print("labeled:" + config.labeled)
print("unlabeled:" + config.unlabeled)
print("newPicPath:" + config.newPicPath)
print("debugPath:" + config.debugPath)
print("\nimgPath:" + config.imgPath)
print("labelImgData:" + config.labelImgData)
print("\nUsing options:")
print("dsUrl:" + config.dsUrl)
print("mode:" + config.mode)
print("trainedName:" + config.trainedName)
print("maxProgressCnt:" + str(config.maxProgressCnt))
print("debugPrintOn:" + config.debugPrintOn)
print("saveDebugPics:" + config.saveDebugPics)
print("failOnError:" + config.failOnError)
print("min_confidence:" + str(config.min_confidence))
print("includedExts:" + str(config.includedExts))
print("tests2Run:" + str(config.tests2Run))
"""
Sets trainPath to path and sets testPath, vaildPath, labeled, unlabeled and debugPath relative to it.
Effectively changes from using the deepstack folder to a models folder.
if newPath is not empty then sets paths relative to it instead.
"""
def setPaths(path="", newPath=""):
if len(path) > 0:
config.trainPath = path.replace("\\", "/")
if len(newPath) > 0:
newPath = newPath.replace("\\", "/")
if not newPath.endswith("/"):
newPath = newPath + "/"
config.newPicPath = newPath
config.trainPath = os.path.join(newPath, "../train")
mkdirs(config.trainPath)
if not config.trainPath.endswith("/"):
config.trainPath = config.trainPath + "/"
if not config.trainPath.endswith("train/"):
config.trainPath = os.path.join(config.trainPath, "train/")
if not os.path.exists(config.trainPath):
raise ValueError(config.trainPath + " does not exist")
config.testPath = config.trainPath.replace("train/", "test/")
mkdirs(config.testPath)
config.validPath = config.trainPath.replace("train/", "valid/")
mkdirs(config.validPath)
config.labeled = config.trainPath.replace("train/", "labeled/")
mkdirs(config.labeled)
config.unlabeled = config.trainPath.replace("train/", "unlabeled/")
mkdirs(config.unlabeled)
config.debugPath = config.trainPath.replace("train/", "debug.pics/")
mkdirs(config.debugPath)
if config.debugPrintOn == "Y":
showConfig()
"""
Check toPath ends with subFolder
if not adds subFolder to toPath
Then creates toPath if needed.
"""
def genFolder(toPath, subFolder):
if not toPath.endswith("/"):
toPath = toPath + "/"
if not subFolder.endswith("/"):
subFolder = subFolder + "/"
if not toPath.endswith(subFolder):
toPath = os.path.join(toPath, subFolder)
if not os.path.exists(toPath):
os.mkdir(toPath)
return toPath
""" If fout is not None write test report summary to a file
Otherwise to the screen
"""
def showTestReport(fout=None):
if fout == None:
print("")
otherPassed = testsRan - testsPassed - testsWarned - testsFailed
print("Of " + str(testsRan + testsSkipped) + " tests")
print(" Ran:" + str(testsRan))
print(" Skipped:" + str(testsSkipped))
print(" Passed:" + str(testsPassed + otherPassed))
print(" Warnings:" + str(testsWarned))
print(" Failed:" + str(testsFailed))
else:
fout.write("\n")
fout.write("Of " + str(testsRan + testsSkipped) + " tests\n")
fout.write(" Ran:" + str(testsRan) + "\n")
fout.write(" Skipped:" + str(testsSkipped) + "\n")
fout.write(" Passed:" + str(testsPassed) + "\n")
fout.write(" Warnings:" + str(testsWarned) + "\n")
fout.write(" Failed:" + str(testsFailed) + "\n")