我不知道如何控制下面从文件阅读数据的代码中的条形间距。有没有办法调整条形间距（不是条形宽度）？

输入文件：

一万四千五百
二万五千元
三万三千
四万四千
五千
六万五千

#!/usr/bin/python
import numpy as np
import pylab as plot
import matplotlib.pyplot as plt
import numpy, scipy, pylab, random
from matplotlib.ticker import MultipleLocator
import matplotlib as mpl
from matplotlib.ticker import MaxNLocator

with open("file.txt", "r") as f:
    x=[]
    y=[]
    for line in f:
        if not line.strip() or line.startswith('@') or line.startswith('#'): continue
        row = line.split()
        x.append(float(row[0]))
        y.append(float(row[1]))

fig = plt.figure(figsize=(3,2))
ax = plt.subplot(111)

plt.ylim(0, 6000)
ax.yaxis.set_major_locator(MaxNLocator(6))
ax.yaxis.set_minor_locator(MultipleLocator(500))
plt.xlim(0+0.5, 7-0.5)

bars=plt.bar(x,y, width=0.2, color='blue', edgecolor='black', align='center', linewidth=0.5)

bars[0].set_facecolor('gray')
bars[1].set_facecolor('orange')
bars[2].set_facecolor('green')
bars[3].set_facecolor('yellow')
bars[4].set_facecolor('cyan')
bars[5].set_facecolor('deeppink')

labels=['A', 'B', 'C', 'D', 'E', 'F']
plt.xticks(x, labels, rotation='45', rotation_mode='anchor', ha='right')

plt.ylabel('Values (m)', fontsize=7)

for axis in ['top','bottom','left','right']:
  ax.spines[axis].set_linewidth(0.5)

plt.subplots_adjust(top=0.97)
plt.subplots_adjust(bottom=0.05)
plt.subplots_adjust(left=0.07)
plt.subplots_adjust(right=0.98)

plt.tick_params(axis='both', which='major', labelsize=6)
plt.tick_params(axis='both', which='minor', labelsize=0)

plt.savefig("plot.png", dpi=300, bbox_inches='tight')