diff -r 7ece94219310 -r b17672e6812d scripts/install.py
--- a/scripts/install.py Sat Mar 07 11:12:38 2020 +0100
+++ b/scripts/install.py Sun Apr 05 12:06:15 2020 +0200
@@ -22,6 +22,7 @@
import subprocess
import time
import io
+import json
# Define the globals.
progName = None
@@ -1307,12 +1308,62 @@
return ok
+def isPipOutdated():
+ """
+ Check, if pip is outdated.
+
+ @return flag indicating an outdated pip
+ @rtype bool
+ """
+ try:
+ pipOut = subprocess.check_output([
+ sys.executable, "-m", "pip", "list", "--outdated",
+ "--format=json"
+ ])
+ pipOut = pipOut.decode()
+ except (OSError, subprocess.CalledProcessError):
+ pipOut = "[]" # default empty list
+ try:
+ jsonList = json.loads(pipOut)
+ except Exception:
+ jsonList = []
+ for package in jsonList:
+ if isinstance(package, dict) and package["name"] == "pip":
+ print("'pip' is outdated (installed {0}, available {1})".format(
+ package["version"], package["latest_version"]
+ ))
+ return True
+
+ return False
+
+
+def updatePip():
+ """
+ Update the installed pip package.
+ """
+ global yes2All
+
+ if yes2All:
+ answer = "y"
+ else:
+ print("Shall 'pip' be updated (recommended)? (Y/n)", end=" ")
+ answer = input()
+ if answer in ("", "Y", "y"):
+ subprocess.call(
+ [sys.executable, "-m", "pip", "install", "--upgrade", "pip"])
+
+
def doDependancyChecks():
"""
Perform some dependency checks.
"""
print('Checking dependencies')
+ # update pip first even if we don't need to install anything
+ if isPipOutdated():
+ updatePip()
+ print("\n")
+
# perform dependency checks
print("Python Version: {0:d}.{1:d}.{2:d}".format(*sys.version_info[:3]))
if sys.version_info < (3, 5, 0):
