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ConvertToCSV.py
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ConvertToCSV.py
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#-------------------------------------------------------------
# Name: Convert to CSV
# Purpose: Converts a table or feature class to a CSV file. Optionally adds in header and footer
# records also.
# Author: Shaun Weston ([email protected])
# Date Created: 16/01/2014
# Last Updated: 16/07/2014
# Copyright: (c) Eagle Technology
# ArcGIS Version: 10.1+
# Python Version: 2.7
#--------------------------------
# Import modules and enable data to be overwritten
import os
import sys
import logging
import datetime
import smtplib
import string
import csv
import arcpy
arcpy.env.overwriteOutput = True
# Set variables
enableLogging = "false" # Use logger.info("Example..."), logger.warning("Example..."), logger.error("Example...")
logFile = "" # os.path.join(os.path.dirname(__file__), "Example.log")
sendErrorEmail = "false"
emailTo = ""
emailUser = ""
emailPassword = ""
emailSubject = ""
emailMessage = ""
output = None
# Start of main function
def mainFunction(featureClasses,tables,dataCSVDelimiter,columnTitles,headerFooter,headerFooterCSVDelimiter,outputFolder): # Get parameters from ArcGIS Desktop tool by seperating by comma e.g. (var1 is 1st parameter,var2 is 2nd parameter,var3 is 3rd parameter)
try:
# Logging
if (enableLogging == "true"):
# Setup logging
logger, logMessage = setLogging(logFile)
# Log start of process
logger.info("Process started.")
# --------------------------------------- Start of code --------------------------------------- #
# Check input datasets are provided
if ((len(featureClasses) > 0) or (len(tables) > 0)):
# Get the current date
currentDate = datetime.datetime.now().strftime("%Y%m%d%H%M%S")
# Load the feature classes and tables into a list if input values provided
if (len(featureClasses) > 0):
# Remove out apostrophes
featureclassList = string.split(str(featureClasses).replace("'", ""), ";")
# Loop through the feature classes
for featureClass in featureclassList:
# Create a Describe object from the dataset
describeDataset = arcpy.Describe(featureClass)
# Create a CSV file and write values from feature class
with open(os.path.join(outputFolder, describeDataset.name + "_" + currentDate + ".csv"), 'wb') as file:
# Logging
if (enableLogging == "true"):
logger.info("Creating CSV - " + os.path.join(outputFolder, describeDataset.name + ".csv") + "...")
arcpy.AddMessage("Creating CSV - " + os.path.join(outputFolder, describeDataset.name + ".csv") + "...")
# Add in header information if required
if headerFooter == "true":
# Set header delimiter
if headerFooterCSVDelimiter == "|":
writer = csv.writer(file, delimiter="|")
if headerFooterCSVDelimiter == ";":
writer = csv.writer(file, delimiter=";")
if headerFooterCSVDelimiter == ",":
writer = csv.writer(file, delimiter=",")
# Add in header information
headerRow = []
headerRow.append("H")
headerRow.append(describeDataset.name + "_" + currentDate + ".csv")
writer.writerow(headerRow)
# Set data delimiter
if dataCSVDelimiter == "|":
writer = csv.writer(file, delimiter="|")
if dataCSVDelimiter == ";":
writer = csv.writer(file, delimiter=";")
if dataCSVDelimiter == ",":
writer = csv.writer(file, delimiter=",")
fieldNames = []
# Open up feature class and get the header values then write to first line if required
if (columnTitles.lower() == "true"):
for record in arcpy.ListFields(featureClass):
fieldNames.append(record.name)
writer.writerow(fieldNames)
# Write in each of the values for all of the records
with arcpy.da.SearchCursor(featureClass, "*") as cursor:
# For each row in the table
for row in cursor:
# For each value in the row
values = []
for value in row:
# Encode any ascii characters
value = unicode(value).encode('utf-8')
# Convert null values to blanks
if value.lower() == "none":
value = ""
try:
# Get the value if it is a date
date = datetime.datetime.strptime(value, '%Y-%m-%d')
arcpy.AddMessage(datetime.date.strftime(date, '%Y-%m-%d %H:%M:%S'))
except ValueError:
date = ""
# Append to list
values.append(value)
# Write the row to the CSV file
writer.writerow(values)
# Add in footer information if required
if headerFooter == "true":
# Set footer delimiter
if headerFooterCSVDelimiter == "|":
writer = csv.writer(file, delimiter="|")
if headerFooterCSVDelimiter == ";":
writer = csv.writer(file, delimiter=";")
if headerFooterCSVDelimiter == ",":
writer = csv.writer(file, delimiter=",")
# Add in footer information
footerRow = []
footerRow.append("F")
footerRow.append(describeDataset.name + "_" + currentDate + ".csv")
rowCount = arcpy.GetCount_management(featureClass)
footerRow.append(rowCount)
writer.writerow(footerRow)
if (len(tables) > 0):
# Remove out apostrophes
tableList = string.split(str(tables).replace("'", ""), ";")
# Loop through the tables
for table in tableList:
# Create a Describe object from the dataset
describeDataset = arcpy.Describe(table)
# Create a CSV file and write values from table
with open(os.path.join(outputFolder, describeDataset.name + "_" + currentDate + ".csv"), 'wb') as file:
# Logging
if (enableLogging == "true"):
logger.info("Creating CSV - " + os.path.join(outputFolder, describeDataset.name + ".csv") + "...")
arcpy.AddMessage("Creating CSV - " + os.path.join(outputFolder, describeDataset.name + ".csv") + "...")
# Add in header information if required
if headerFooter == "true":
# Set header delimiter
if headerFooterCSVDelimiter == "|":
writer = csv.writer(file, delimiter="|")
if headerFooterCSVDelimiter == ";":
writer = csv.writer(file, delimiter=";")
if headerFooterCSVDelimiter == ",":
writer = csv.writer(file, delimiter=",")
# Add in header information
headerRow = []
headerRow.append("H")
headerRow.append(describeDataset.name + "_" + currentDate + ".csv")
writer.writerow(headerRow)
# Set data delimiter
if dataCSVDelimiter == "|":
writer = csv.writer(file, delimiter="|")
if dataCSVDelimiter == ";":
writer = csv.writer(file, delimiter=";")
if dataCSVDelimiter == ",":
writer = csv.writer(file, delimiter=",")
fieldNames = []
# Open up table and get the header values then write to first line if required
if (columnTitles.lower() == "true"):
for record in arcpy.ListFields(table):
fieldNames.append(record.name)
writer.writerow(fieldNames)
# Write in each of the values for all of the records
with arcpy.da.SearchCursor(table, "*") as cursor:
# For each row in the table
for row in cursor:
# For each value in the row
values = []
for value in row:
# Encode any ascii characters
value = unicode(value).encode('utf-8')
# Convert null values to blanks
if value.lower() == "none":
value = ""
try:
# Get the value if it is a date
date = datetime.datetime.strptime(value, '%Y-%m-%d')
arcpy.AddMessage(datetime.date.strftime(date, '%Y-%m-%d %H:%M:%S'))
except ValueError:
date = ""
# Append to list
values.append(value)
# Write the row to the CSV file
writer.writerow(values)
# Add in footer information if required
if headerFooter == "true":
# Set footer delimiter
if headerFooterCSVDelimiter == "|":
writer = csv.writer(file, delimiter="|")
if headerFooterCSVDelimiter == ";":
writer = csv.writer(file, delimiter=";")
if headerFooterCSVDelimiter == ",":
writer = csv.writer(file, delimiter=",")
# Add in footer information
footerRow = []
footerRow.append("F")
footerRow.append(describeDataset.name + "_" + currentDate + ".csv")
rowCount = arcpy.GetCount_management(table)
footerRow.append(rowCount)
writer.writerow(footerRow)
else:
arcpy.AddError("No datasets provided")
# Logging
if (enableLogging == "true"):
# Log error
logger.error("No datasets provided")
# Remove file handler and close log file
logging.FileHandler.close(logMessage)
logger.removeHandler("No datasets provided")
if (sendErrorEmail == "true"):
# Send email
sendEmail("No datasets provided")
# --------------------------------------- End of code --------------------------------------- #
# If called from gp tool return the arcpy parameter
if __name__ == '__main__':
# Return the output if there is any
if output:
arcpy.SetParameterAsText(1, output)
# Otherwise return the result
else:
# Return the output if there is any
if output:
return output
# Logging
if (enableLogging == "true"):
# Log end of process
logger.info("Process ended.")
# Remove file handler and close log file
logging.FileHandler.close(logMessage)
logger.removeHandler(logMessage)
pass
# If arcpy error
except arcpy.ExecuteError:
# Build and show the error message
errorMessage = arcpy.GetMessages(2)
arcpy.AddError(errorMessage)
# Logging
if (enableLogging == "true"):
# Log error
logger.error(errorMessage)
# Remove file handler and close log file
logging.FileHandler.close(logMessage)
logger.removeHandler(logMessage)
if (sendErrorEmail == "true"):
# Send email
sendEmail(errorMessage)
# If python error
except Exception as e:
errorMessage = ""
# Build and show the error message
for i in range(len(e.args)):
if (i == 0):
errorMessage = str(e.args[i])
else:
errorMessage = errorMessage + " " + str(e.args[i])
arcpy.AddError(errorMessage)
# Logging
if (enableLogging == "true"):
# Log error
logger.error(errorMessage)
# Remove file handler and close log file
logging.FileHandler.close(logMessage)
logger.removeHandler(logMessage)
if (sendErrorEmail == "true"):
# Send email
sendEmail(errorMessage)
# End of main function
# Start of set logging function
def setLogging(logFile):
# Create a logger
logger = logging.getLogger(os.path.basename(__file__))
logger.setLevel(logging.DEBUG)
# Setup log message handler
logMessage = logging.FileHandler(logFile)
# Setup the log formatting
logFormat = logging.Formatter("%(asctime)s: %(levelname)s - %(message)s", "%d/%m/%Y - %H:%M:%S")
# Add formatter to log message handler
logMessage.setFormatter(logFormat)
# Add log message handler to logger
logger.addHandler(logMessage)
return logger, logMessage
# End of set logging function
# Start of send email function
def sendEmail(message):
# Send an email
arcpy.AddMessage("Sending email...")
# Server and port information
smtpServer = smtplib.SMTP("smtp.gmail.com",587)
smtpServer.ehlo()
smtpServer.starttls()
smtpServer.ehlo
# Login with sender email address and password
smtpServer.login(emailUser, emailPassword)
# Email content
header = 'To:' + emailTo + '\n' + 'From: ' + emailUser + '\n' + 'Subject:' + emailSubject + '\n'
body = header + '\n' + emailMessage + '\n' + '\n' + message
# Send the email and close the connection
smtpServer.sendmail(emailUser, emailTo, body)
# End of send email function
# This test allows the script to be used from the operating
# system command prompt (stand-alone), in a Python IDE,
# as a geoprocessing script tool, or as a module imported in
# another script
if __name__ == '__main__':
# Arguments are optional - If running from ArcGIS Desktop tool, parameters will be loaded into *argv
argv = tuple(arcpy.GetParameterAsText(i)
for i in range(arcpy.GetArgumentCount()))
mainFunction(*argv)