Computer has become a 64-bit operating system, some of the corresponding tools to reload. The previous 32-bit Python was uninstalled today, re-installed to 64-bit, and then the default installation was successful. Then set the system variable.
Go to My computer, properties, high-level environment variable, system variable, edit PATH variable:
Volume Name: PATH
Variable value:; C:\Python27
After saving successfully, open the Run dialog box, enter CMD return, enter command python, prompt for normal
When starting the idle (Python GUI), error: Idle ' s subprocess didn ' t make connection. Either idle can ' t start a subprocess
Steps
1. Go to the Control Panel--System and security--windows Firewall--Allow the program to pass through the firewall--Allow running another program--Browse, select Pythonw.exe Add-ok
2. Start Idle,ok again
Python Idle Start error