(1)六种数据类型：?
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?（2）for循环
demo1如下（注意看print）：
def print_hi(name):
# Use a breakpoint in the code line below to debug your script.
for i in range(0,10):
print('Hi, {name} %d' %i) # Press Ctrl+F8 to toggle the breakpoint.
# Press the green button in the gutter to run the script.
if __name__ == '__main__':
print_hi('PyCharm')
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?demo2如下（注意看print）：
def print_hi(name):
# Use a breakpoint in the code line below to debug your script.
for i in range(0,10):
print(f'Hi, {name} %d' %i) # Press Ctrl+F8 to toggle the breakpoint.
# Press the green button in the gutter to run the script.
if __name__ == '__main__':
print_hi('PyCharm')
?